Ofcom RID register · updated weekly
UK telecom providers — S
694 Ofcom-registered communications providers whose name begins with S, from the official RID (Reseller Identification) register, with each company’s registered address and published contact number. Part of the full UK provider directory.
| Provider | RID | Registered location | Contact |
|---|---|---|---|
| S A Brain & Co Ltd | LTX | Crawshay Street, Cardiff, Cf10 1SP | 2920334700 |
| S&H Computer Consultants Ltd | KCU | 9 Highfield drive, Bromley, BR2 0RX | 2081661679 |
| S&S Communications | ESB | S&S Communications, Co Down, BT34 2QX | 029 3026 0864 |
| S-COMMS-COMMUNICATIONS LTD | LFN | 38 High Street, Doncaster, DN104BU | 3333350502 |
| S-Tel Communications Group Limited | BLR | — | — |
| S2 Computers LtdS2 COMPUTERS LTD | NZF | 44 Keys Drive, Norwich, NR12 8SS | 01603670682 |
| S2 Networks Limited | GGJ | Galtons Mill, West Midlands, DY9 9TS | 0845 6197 197 |
| S2 TechnologiesS2 TECHNOLOGIES LTD | QQW | Oxford House, Oxford, OX4 2JY | 01865980256 |
| S3S ITS3S IT Ltd | IHQ | The Boathouse, Wisbech, PE13 3BH | 01945 585676 |
| SA1 TelecomsSA1 Telecoms Ltd | KAG | Systems House, SWANSEA, SA49WF | 1792293322 |
| SA1 VoIPSA1 Telecoms Ltd | KAH | Systems House, Swansea, SA4 9WF | 1792293322 |
| SAC TelecomSAC Marketing Limited | CVU | Lincoln House, Derby, DE23 8LT | 0870 116 0555 |
| SACS (Midlands) Limited | IRJ | Millside,, Stourbridge, DY8 4NZ | 1384358341 |
| SADS IT LTDSADS IT Limited | LJM | 7 Albion Place, Maidstone, ME14 5DY | 3448111167 |
| SADS LtdSystems Analysis Design & Support Ltd | ILL | Helena House, 11 Romney Place, Maidstone, ME15 6LE | 8448111167 |
| SAECOM Ltd | GZX | Cherry Tree House, Swansea, SA1 1HE | 01792 654 000 |
| SALCSSALCS INSTALLATIONS LIMITED | SHL | Marshall House, Heanor, DE75 7RG | 03333445780 |
| SAN-iTSAN-IT LIMITED | KZD | 27a Station Road, Cheadle, SK8 5AF | 1613593689 |
| SAND IT LTD | QIN | WARNFORD COURT, LONDON, EC2N2AT | 02030266803 |
| SAQSemtec Limited T/A SAQ | EBQ | 18 Chapel Street, Hampshire, GU32 3DZ | 0870 7377700 |
| SARIA LimitedSaria Limited | IQI | Ings Road, Doncaster, DN59TL | 1302390900 |
| SASSAS Global Communications Limited | JSR | Blackhouse Farm, Horsham, RH13 6HS | 08455 194 190 |
| SAS UK TelecomSoftware Automation Services UK Limited | DXY | 22 Bolton Close, Somerset, TA9 4JR | 0844 264 0844 |
| SAUNDERS NETWORKS LTD | RRK | 12 Millstream, Hampshire, BH24 3SE | 020 4570 7149 |
| SBA SystemsS B Associates Ltd | GFC | 7 Radford Crescent, Essex, CM12 0DU | 08448 841144 |
| SBS IT LtdSBS IT LTD | PJP | 17 Station Road, London, SE20 7BE | 02033975940 |
| SBS NetworksSBS Networks Ltd | JIP | 186 Cheetham Hill Road, Manchester, M8 8LW | 1618271600 |
| SC TechnologyTimeslice Limited | LRI | Building N1, Chorley, PR7 6TE | 8450945899 |
| SC Technology (UK) LtdHost My Cloud Limited | HWA | 43 Stanifield Lane, Leyland, PR25 4QA | 0845 0945 899 |
| SCCSOUTH COAST CONNECT LTD | SLY | 3 coppins close, Ferndown, BH22 8FA | 07966229394 |
| SCC Group Telecoms LtdSiwel Communications Limited | EPH | 70 Burners Lane, Milton Keynes, MK11 3HD | 01908 305062 |
| SCCI Group LtdSCCI GROUP LIMITED | PJD | 14 West Place, Harlow, CM20 2GY | 07974566714 |
| SCIS UK LimitedSCIS UK LIMITED | QZC | Jubilee Farm, Lincoln, LN2 3QY | 01522525229 |
| SCLShireglobe Computers Ltd | JTA | Creative Mwldan, Cardigan, SA431JD | 123962241 |
| SCOTLAND TELECOMThe Digital Network | LAQ | 35 Falkirk Road, Bonnybridge, FK4 1BG | 1324812121 |
| SCSBCSentinel Care Ltd | KQC | Cornerstone House, Telford, TF3 3AZ | 8451298157 |
| SCSK Europe Ltd. | KEG | 68 Upper Thames Street, London, EC4V 3BJ | 0207 246 3960 |
| SD Voice ServicesTactile Technology Limited | DLX | Malvern House, Solihull, B91 3DL | 0121 2700370 |
| SDC Hosting and SupportSDC HOSTING AND SUPPORT LTD | NRS | 890 The Crescent, Colchester, CO4 9YQ | 01206239570 |
| SDWAN SOLUTIONSSDWAN SOLUTIONS LIMITED | NBS | 101 Finsbury Pavement, London, EC2A 1RS | 02036386680 |
| SEBSConnectSouth East Business Systems Ltd | KXW | 2-8 Sussex Road, Haywards Heath, RH16 4EA | 1444416641 |
| SEC CommunicationsSelect Equipment Consultants Ltd | KAQ | Chestnuts, Ashford, TN26 2PJ | 0333 577 8001 |
| SECAura Solutions LtdSecaura Solutions Limited | MWR | 17 Strathearn Terrace, Crieff, PH7 3AQ | 1738700100 |
| SECURITSecureit (Wales) Ltd | IYG | Abergarow Service Stateion, New Road, Brynnenyn, Bridgend, CF32 9LY | 01656 723402 |
| SEETECSEETEC BUSINESS TECHNOLOGY CENTRE LIMITED | PUH | 75-77 Main Road, Hockley, SS5 4RG | 01702201070 |
| SES ComputingSouthern Electronic Services Ltd | FRX | Banbury House, Dorset, DT4 8DD | 01305 774 402 |
| SES DATA SOLUTIONSSES Computers | DSL | Banbury House, Dorset, DT4 8DD | 01305 774402 |
| SG CommunicationsSG COMMUNICATIONS LTD | RXY | Unit 4a Lansbury Estate, Woking, GU21 2EP | 01983 619000 |
| SGJ Telecoms LtdSGJ TELECOMS LTD | PPI | 20 Helston Road, Birmingham, WS5 3HT | 07970731708 |
| SGSSYNERGENCE GLOBAL SOLUTIONS LIMITED | RBX | 6 Stuart Way, Market Drayton, TF9 3TT | 07587446611 |
| SHBS LtdSHBS Limited | JFP | 268 Leicester Road, Wigston, LE18 1HQ | 0116 2813891 |
| SIMPLY WORKSPACESIMPLY WORKSPACE LTD | RLE | 5 Gifford Court, NORTHAMPTON, NN5 5JF | 01604316989 |
| SIP ServiceDigital WWW Limited | EHA | 29 Kestrel Avenue, London, SE24 0ED | 020 7147 7001 |
| SIPsys VoxComSIPsys Limited | DRW | Charwell House, Hampshire, GU34 2PP | 0845 0045059 |
| SISLIVENEP CONNECT LIMITED | MDI | Unit 1/2 Whitehall Av, Milton Keynes, MK10 0AX | 01908 865500 |
| SISS FibreLit Networks Limited | QZA | Shelton Street, London, WC2H 9JQ | 07943433313 |
| SITA INC UKSITA Information Networking Computing UK Limited | MYE | 252-254 Blyth Road, Hayes, UB3 1HA | 2087568140 |
| SJ Systems (North) LtdSJ SYSTEMS (NORTH) LTD | QKE | 49 Duke Street, Co. Durham, DL3 7SD | 01325 628 880 |
| SJD ConsultancySjd Consultancy Ltd | PIS | Room 215, B1 Business Centre, Burnley, BB12 6HA | 01282546172 |
| SJKTechSJK TECHNOLOGY SOLUTIONS LTD | RXP | 33 Station Road, Sandy, SG19 2AU | 01234 975005 |
| SK UK Networks LtdSK UK NETWORKS LTD | SLS | 3RD FLOOR, London, EC2A 4NE | 07778717025 |
| SKD 5 Limited | BPB | — | — |
| SKT Controls & CommunicationsSKT CONTROLS & COMMUNICATIONS LTD | SBE | Unit A, Ullapool Boat Yard, Ullapool, IV26 2UN | 01854335000 |
| SKUNKWORKS ITSKUNKWORKS MANAGED IT SERVICES LTD | NUH | 3 Roundhouse Park, Telford, TF4 3BF | 07378767876 |
| SKYGRACESkygrace Ltd | KFM | 4 Dales Park Drive, Manchester, M27 0FP | 1616608598 |
| SL Telecom LtdSL Telecom Limited | DKS | Hornbeam Way, Dorset, BH21 2QE | 01202 888 930 |
| SLM CONNECT LTDSLM Connect Ltd | KTD | SLM CONNECT LTD ONE CENTRAL PARK NORTHAMPTON ROA, MANCHESTER, M40 5BP | 0161 9186752 |
| SM Computer SolutionsS M COMPUTER SOLUTIONS LTD | RYY | Genesis Centre, Stoke on Trent, ST6 4BF | 01782 870400 |
| SM Unified SolutionsSM UNIFIED SOLUTIONS LIMITED | RXR | 10 Spire Chase, Sudbury, CO10 1PZ | 01787736047 |
| SMART COMMUNICATIONS GROUP LTD | MWI | CARLETON HOUSE 266-268 STRATFORD ROAD, Solihull, B90 3AD | 1213660068 |
| SMB Network Solutions Ltd | HSP | 23 Primrose Way, Dorset, BH21 3NT | 01202 601776 |
| SMC DesignSMC Design Ltd | JMJ | Unit 10 Blue Lion Plce, London, SE14PU | 2073781468 |
| SME IT (UK) LTD | LAW | 49 Edison Avenue, Hornchurch, RM12 4DZ | 01708 547000 |
| SME IT Solutions Limited | JSC | 16 Gildredge Road, Eastbourne, BN21 4RL | 01323 648666 |
| SMH TelekomSMH Company (UK) Ltd | CEL | PO Box 400, Co. Durham | 01325 363467 |
| SML Fibre NetworksSML FIBRE GROUP LIMITED | QDQ | Systems House, Rochester, ME3 9NT | 01634 967982 |
| SMS Computer SolutionsGeex Ltd | GFT | 2 Brandhall Road, Birmingham, B68 9DP | 0121 285 0098 |
| SMT Technlogies LtdUnite Technology Services Ltd | JZW | Great Lime Road, Newcastle Upon Tyne, NE12 6RU | 1912685999 |
| SNS IT LTD | GQJ | 81 St Raphaels Way, London, NW10 0NU | 078 056 998 |
| SOD-ITSOLUTIONS ON DEMAND LTD. | QXB | 11 Standalane, Kilmarnock, KA3 5BG | 01560428031 |
| SOLAR TelecomsSOLAR IT | FCS | 56 New Court Way, Ormskirk, L39 2YT | 01695 576387 |
| SOLARSATSOLARSAT LIMITED | QNB | 8 High Street, Bury St Edmunds, IP28 7EQ | 01638515551 |
| SONASONA BUSINESS PVT. LTD. | QYG | 128 City Road, London, EC1V 2NX | 02080682750 |
| SOS Can Do Communications Ltd | IMT | 356A Dukesway Court, Gateshead, NE11 0BH | 0345 230 8787 |
| SP Web Connections | NTF | Unit 6 Grange Farm, West Sussex, RH10 4EY | 01342 716971 |
| SPA Business Services Ltd | DMN | Crossbow House, Slough, SL1 4QZ | 01753 610540 |
| SPARKZ NETWORK LIMITED | PGP | 54 St James Street, Liverpool, L1 0AB | 01512720195 |
| SPC IT LimitedSPC IT LIMITED | SDX | Unit 2, Bournemouth, BH4 9BT | 01202112334 |
| SPC Utility SavingsSpacious Place Contact Ltd | MBK | Unit 7, Slater Terrace, Trafalgar St,, Burnley, BB111BU | 1282500756 |
| SPECTRUM COMSSpectrum Telecommunications Ltd | CJK | Thatched Cottage, Burton-on-Trent, DE13 8NR | 0845 450 8292 |
| SPG Innovation & Technologies LtdSPG INNOVATION AND TECHNOLOGIES LTD | RHQ | Nordale, Galashiels, TD1 3EY | 01896759018 |
| SPIKESTSPIKEST LTD | RBV | Unit 9 Riverside Business Centre, Shoreham-by-Sea, BN43 6RE | 01273359133 |
| SR4NetworksSR4 NETWORKS LIMITED | SHP | 3 Dundas Street, Sunderland, SR6 0AY | 01915001710 |
| SRD Technology UK LtdSRD Technology Uk Ltd | HTP | 41 Regal Walk, Somerset, TA6 4FL | 020 7183 5174 |
| SRS Digital LtdSRS DIGITAL LIMITED | PUD | Enterprise House, St Austell, PL25 3RF | 03331123001 |
| SS GLOBAL SERVICES LTD | QGZ | 61 Bridge Street, Kington, HR5 3DJ | 020 3743 1360 |
| SSE Retail TelecomsOrigin Communications Limited | MRI | No 1 Forbury Place, Reading, RG1 3JH | 0345 071 9886 |
| SSE Telecommunications LtdNeos Networks Limited | IJS | Inveralmond House, PERTH, PH1 3AQ | 1738456324 |
| SSH HostingSSH Hosting B.V | RDG | Prof. Einthovenstraat 19, Hoensbroek, 6431VD | 0031615605179 |
| SSRSYSTEMSSR SYSTEM LTD | NQQ | The Mille, London, TW8 9DW | 020 8095 0000 |
| SSSLSteel Software Solutions Ltd | LNE | Albert St, Oldham, OL83QL | 0161 684 2355 |
| STARVOIPSACS Software Ltd | HPY | 31 Metro Centre, London, NW10 7PA | 020 8961 5151 |
| STEM TechnologiesSTEM TECHNOLOGIES LIMITED | RJJ | Verna House, Aylesbury, HP19 9AG | 01296360170 |
| STEM TelecomSTEM GROUP LTD | KKT | STEM House, Aylesbury, HP18 0UX | 7792192991 |
| STIX InternetSTIX INTERNET LIMITED | NPK | Imperial House, Huddersfield, HD8 0RH | 01484937027 |
| STL Communications LimitedSTL Communications Ltd | BDK | Park House, Oxon, OX28 4LH | 01993 777144 |
| STRIPEOLTRIDSTRIPE OLT CONSULTING LTD | QBS | 18 Hotwell, Bristol, BS84UD | 01179745179 |
| SURF UPSURF UP UK LIMITED | QKN | The Old Court House, Lancashire, LA4 5HR | 01524 748400 |
| SWALECScottish And Southern Energy Plc | CFH | PO Box 360, Portsmouth, PO6 2YJ | 0845 300 2313 |
| SWDRNSouth Wales Digital Radio Network | RNB | 64 Leslie Terrace, Porth, CF39 9TE | 01443514516 |
| SWDirect LtdS W DIRECT LIMITED | MPY | The Church Offices, Oswestry, SY11 2NR | 3330066307 |
| SWIFT ITSwift IT Computer Services Ltd | IWJ | 7 SHENLEY PAVILIONS, MILTON KEYNES, MK5 6LB | 1908502906 |
| SWIFTECHSWIFTECH LIMITED | RKD | 50, Tunbridge Wells, TN4 9NY | 01892 501231 |
| SWIFTsoft Computer Systems (N.I.) Ltd | IHI | Ferney Business Park, Ballinamallard, BT94 2HH | 2866388833 |
| SY Comms LtdSY COMMS LTD | RNW | Suite C, Jupiter House, Shrewsbury, SY2 6LG | 01743667419 |
| SY LondonSY Limited | JTY | 3 Wycombe End, Beaconsfield, HP9 1LZ | 8443306758 |
| SYNERGY UTILITIES LTDSYNERGY UTILITIES LIMITED | RNN | 9 Tapton Way, Liverpool, L13 1DA | 01513477788 |
| SYNTACTICALSYNTACTICAL LTD | SMG | 18 St. Cross Street, London, EC1N 8UN | 01892485095 |
| SYP.AgencyINEVSO LTD | MQV | 8 Connaught Place, Hale Barns, WA15 8SP | 1614084800 |
| SYS3 LtdSys3 Ltd | KLL | Suite 2, Colchester, CO4 9QQ | 0345 3131919 |
| SYSWARE NETWORKSSYSWARE SYSTEMS LIMITED | SDE | 227 SORREL DRIVE, EASTBOURNE, BN23 8DL | 07455008478 |
| SaaSAgeSAASAGE LIMITED | PCG | Hyde Park House, Hyde, SK14 4EH | 01618207533 |
| SabioSABIO LTD | EJL | 110 Southwark Street, London, SE1 0TA | — |
| Sabio (WS) Limited | BMK | — | — |
| Sabre SolutionsSabre Solutions Limited | BQU | 20 Star Road, TN24 8BX | 01233 335 873 |
| Sabrecast SolutionsPROMOWORKS LTD | RHA | 1st Floor, Castle House, Accrington, BB5 6EU | 01254936043 |
| Safe Hosts Internet LLPSAFE HOSTS INTERNET LLP | PAB | Saxon House, Cheltenham, GL52 6QX | 01242 234567 |
| SafeGuard ICTSAFEGUARD ICT LIMITED | PFR | 2 Endeavour House, Plymouth, PL6 8LR | 01752710102 |
| Safeguard TelecommunicationsSafeguard IT Ltd | IVS | 1b The Courtyard, Stamford, PE9 2EL | 01780 270001 |
| Safeserve CommunicationsSafeserve.com Limited | ERF | 86 Beaufort Street, London, SW3 6BU | 020 7349 1570 |
| Safetech LTDSafetech Ltd | SFW | Unit 7 Imperial Park, Rayleigh, SS6 9RS | 02033938733 |
| Saga Telephone ServiceSaga Services Ltd | BMD | The Saga Building, Kent, CT20 1AZ | 01303 772 132 |
| Sage TelecomSage Telecom Limited | EFQ | Unit 36 Sandy Road, West Midlands, DY8 3AH | 0845 3711555 |
| Sainsburys HomephoneTalkTalk Communications Limited | CCI | 1 Portal Way, London, W3 6RS | 0870 990 9685 |
| Saint TelecomSaint IT Ltd | RXI | 20-22 Wenlock Road, London, N1 7GU | 0800 009 3064 |
| Saints CommunicationsNSL Telecoms Ltd | CEX | 73 Appletree Walk, WD25 0DE | 0845 678 6656 |
| SaiphSaiph Communications Ltd | CXS | Gainsborough House, Richmond, TW9 1AE | 020 8150 1237 |
| Salt Network Consulting Ltd | JGM | 15 Netherside Drive, Chellaston, DE73 6QU | 0333 1233444 |
| Saltway IT Ltd | SPY | Unit�9, London, SE16 3LL | 02046044909 |
| Salvation TelecomSalvation Trading Ltd | JDH | 32A Station Parade, Barking, IG11 8DR | 2034753703 |
| Samaya Ventures LtdSAMAYA VENTURES LIMITED | NEF | 11th Floor The Mille, 1000 Great West Road, Brentford, TW8 9DW | 02078704841 |
| Sand Communications Ltd | JYE | The Station, Leeds, LS12 2LX | 8447360139 |
| Sandra Bellsandrabell | JVZ | 3, Seven Mile House Cottages, Newcastle upon Tyne, NE136BS | 1912367723 |
| SaneChoice Limited | JNM | 45 King William Street, London, EC4R 9AN | 0203 397 7860 |
| Sansaw EstatesSansaw Dairies Limited | ELE | The Estate Office, Shrewsbury, SY4 4AS | 01939 211100 |
| Saphire SolutionsSAPHIRE COMPUTERS LIMITED | QLR | Unit 68 Meteor Way, Fareham, PO13 9FU | 02392512090 |
| SapphireSAPPHIRE COMMUNICATIONS LIMITED | PGV | 76 Herongate Road, London, E12 5EQ | 02085307272 |
| Sapphire Business SolutionsSapphire Business Solutions UK Ltd | HNU | Galtons Mill, Belbroughton, DY9 9TS | 0845 180 1263 |
| Sapphire Electronics | KJA | 33 Old Pinewood Way, Cambridge, CB23 3GT | 1223969449 |
| Saqqara ITSaqqara Projects Ltd | IWY | The Bakery, Farnham, GU10 4QR | 01252 715400 |
| Sargasso NetworksSargasso Networks Ltd. | JIN | Comtec House, Reigate, RH2 9EL | 0845 034 5020 |
| Saris ITSARIS IT LTD | SDP | Unit D2 Newark Road South, Glenrothes, KY7 4NS | 01592770751 |
| SasolaSasola Limited | LSJ | Unit 1 Cutbush Court, Lower Earley, RG6 4UW | 034 38 866 877 |
| Saturday CloudSaturday Cloud Ltd | LFY | 2 Alexandra Gate, Cardiff, CF24 2SA | 2921111202 |
| SaueglobalSAUEGLOBAL LIMITED | QJY | Noko Unit 3 - 6, London, W10 4AR | 07985236858 |
| Save money on calls.netSave Money on Calls.net (UK) Ltd | EIS | Unit 2,, Birmingham, B35 7AZ | 0870 752 0060 |
| Save9Save9 Limited | HVI | Woodend Centre, North Yorkshire, YO11 2PW | 01723 817 999 |
| Saver Telecoms LtdSaver Telecoms Limited | EHY | Freshco Building, Uxbridge, UB8 2RT | 01895 272 722 |
| SavincomSAVIN COMMUNICATIONS LIMITED | NJY | 8th Floor, The Mile, London, TW8 9DW | 02035447777 |
| Say HelloSay Hello Telecoms | MPK | 7 Bettridge Court, Prestbury, GL52 5HL | 7393308302 |
| ScancomScancom Distribution Ltd | LXT | 18A Meridian Business Park, Leicester, LE19 1WZ | 1162200200 |
| Sceptre NetworkingSceptre Networking Limited | FGH | 16 Canvin Court, Somerset, TA11 6SB | 01458 273770 |
| Scholar Web Services LimitedEkco Bournemouth Limited | HNM | 5 Heights,, Bournemouth, BH6 4AU | 08455 272992 |
| SchoolVOIPActive8 Managed Technologies IT Ltd | LAA | Unit 2 Marine Studios, LINCOLN, LN1 2UA | 03333 441667 |
| Schools ITSCHOOLS IT SOLUTIONS LTD | QRN | 10 Clopton Gardens, Hadleigh, IP7 5JG | 01473219819 |
| Scion CommunicationsScion Communications Limited | ILW | Unit 10, Berkshire Business Centre, Berkshire Drive, Thatcham, RG19 4EW | 01189 407200 |
| Scotconx InternetCAM (Scotland) Ltd | JJX | 2 Glenpark Ave, Glasgow, G467JF | 1415776515 |
| Scotnet TelecomScotnet.Co.UK Ltd. | CVR | 103 Castle Street, Inverness, IV2 3EA | 0845 270 0010 |
| Scotsphone ICS LtdScotsphone ICS Limited | GIW | ICS House, Livingston, EH54 7DE | 01506 425 400 |
| Scottish And Southern Energy Plc | BJD | — | — |
| Scottish Broadband TelecomSCOT BB TEL LIMITED | IZE | 28 Glasgow Road, Perth, PH2 0NX | 03333 446484 |
| Scottish FibreOcean Biofuels Ltd | PRZ | 64A Cumberland Street, Edinburgh, EH3 6RE | 01313583350 |
| Scottish Hydro ElectricScottish And Southern Energy Plc | CFG | PO Box 360, Portsmouth, PO6 2YJ | 0845 300 2312 |
| ScottishNetComputer Depot Ltd | HFR | 16 Robert Templeton Drive, Glasgow, G72 7NE | 0141 439 1613 |
| Sea BroadbandUnkillable Ltd | MRN | 20-22 Wenlock Road, London, N1 7GU | 7727616911 |
| Seabeck Solutions LimitedSEABECK SOLUTIONS LIMITED | RPJ | Unit 406 Centennial Park, Elstree, WD6 3TN | 02039240375 |
| SeafishSeafish Industry Authority | IMU | 18 Logie Mill, Edinburgh, EH7 4HS | 01472 252325 |
| Seamless Connectivity LTDSeamless Connectivity Limited | HBK | Suite 210, Altrincham, WA14 2PX | 7779033128 |
| Seamless Managed ServicesSEAMLESS MANAGED SERVICES LTD | QGJ | 86-90 Paul Street, London, EC2A 4NE | 03333583683 |
| Seamless TechnologiesSEAMLESS MANAGED SERVICES LTD | KCC | Suite 210, 30 The Downs, Altrincham, WA14 2PX | 01617110411 |
| Sears Communications Ltd | DGP | 22 South Audley Street, London, W1K 2NY | 020 7491 7491 |
| Secure CommunicationsSECURE COMMUNICATIONS LIMITED | NHD | 13a Bassett Court,, Northampton, NN4 5DF | 01604950014 |
| Secure Hand Consulting LtdSECURE HAND CONSULTING LIMITED | RUY | 114 The Fold, Sidcup, DA15 7AE | 02076003000 |
| Secure I.T Networks Ltd | JJY | Wayland House, Watton, IP25 6AR | 8458387486 |
| Secure Web ServicesSecure Web Services Limited | JTR | Brook House, Shrewsbury, SY5 0NE | 0333 7000 227 |
| Secure365 Ltd | IMP | Unit 2 Corinium Industrial Estate, Amersham, HP6 6JQ | 1494412640 |
| Secure365 Ltd | IMQ | Unit 2 Corinium Industrial Estate, Amersham, HP6 6JQ | 01494 412635 |
| SecureDeskSecureDesk Limited | MNX | Unit 10,, Aylesbury, HP19 8JR | 01296 328448 |
| SecureNet365 | SNR | 131 Peartree Road, Kent, CT6 7EQ | 01227505990 |
| Securus Communications Ltd | HFW | 6 Twynes Meadow, Hants, RG27 9UG | 08451 283457 |
| Sedcom NetworksSEDCOM NETWORKS LTD | QJB | Sedcom Networks, Essex, CM12 9BT | 01277 633866 |
| See Green Systems Ltd. | MSS | Turing House, YORK, YO30 4WX | 1904500000 |
| Seek a GeekSGN Technology Group Limited | MZR | Unit 1 Greenwood Court, Warrington, WA3 6DD | 03333232744 |
| SegeroSEGERO LTD | MJG | Suite B, Skelmersdale, WN8 9TG | 0330 0582720 |
| Segura TelecomSEGURA IT SOLUTIONS LTD | RVG | 4 Swallowood Court, Rotherham, S63 6HS | 0114 483 0530 |
| Seguro Technology LtdSEGURO TECHNOLOGY LIMITED | SNN | 6 Brookvale Road, Southampton, SO17 1QL | 02381681615 |
| SelcomSelcom Systems Limited | ITD | Unit 7 Westfield House, York, YO26 6GA | 1904788181 |
| Select Comms LTDSELECT COMMS LIMITED | PVQ | Innovation Factory, Belfast, BT127DG | 02895810300 |
| Select Technology Systems Ltd | KIP | 4 Cannon Park, Kent, TN12 6UF | 1892830111 |
| Select TelecomSelect Telecom Ltd | EGR | Communication House, Newcastle Upon Tyne, NE13 7BA | 0191 2173960 |
| SelectgroupSelect Business Products Ltd | LXN | 65, Castle Street, Hull, HU11SD | 1482586550 |
| Selective Networks Limited | GVG | Prince William House, Bradford, BD8 7BY | 0330 100 2500 |
| Semantic SolutionsAlex Polglase | KFL | 7 Fore Street, Calstock, PL18 9RN | 07545 872667 |
| SematecSEMATRONIX TECHNOLOGIES LIMITED | QDA | Waterton Technology Centre, Bridgend, CF31 3WT | 01656523133 |
| Sembee LtdSEMBEE LTD | SQM | 1 Carnegie Road, Newbury, RG14 5DJ | 08456442669 |
| Send CommunicationsSEND TELECOMS GROUP LTD | SGA | Beckless Farm, Hambledon, PO7 4TF | 02392632633 |
| Senior Internet Ltd | IMZ | 137 Canal Street, Nottingham, NG1 7HD | 1159500101 |
| Sensata Limited | GSM | Ground Floor, Unit 4, Wiltshire, SN4 8DP | 01793 250030 |
| Sensibill Limited | DKE | Caspian House, Statford-Upon-Avon, CV37 9NR | 0845 2415514 |
| Sensible Choice LtdSENSIBLE CHOICE LIMITED | MPA | Unit 1 Lansil Way, Lancaster, LA1 3QY | 1524238622 |
| Sensible Computing Solutions Ltd. | LIX | Unit 5 Firtree Lane, Leicester, LE6 0FH | 1162871441 |
| SensicalSensical Services Ltd | MMR | International House, London, EC1A 2BN | 0844 686 6622 |
| Sentiro Limited | BUV | 6 Cole Park View, St Margarets, Twickenham, TW1 1JW | 0870 872 0750 |
| Sequential NetworksSequential Networks Limited | JZL | Unit 2 Houghton Square, LONDON, SW9 9AN | 2038174835 |
| Seren Internet Ltd | LLW | Green Briars, Newick, BN8 4HT | 0845 500 6566 |
| Sereno IT Support LtdSERENO IT SUPPORT LTD | QTU | 20 Red Lion Street, London, WC1R 4PS | 02030890135 |
| Serif ConnectSerif Systems Limited | GUJ | Serif Systems Limited, Morley, LS27 8AG | 0113 238 1590 |
| Seriun CommunicationsSeriun Communications Limited | GIL | Unit 5 Dominion Court, Burnley, BB11 5UB | 01282 583 053 |
| Sermo Telecom Ltd | EIL | Knoll House, Surrey, GU15 3SY | 0845 4507950 |
| Servatech Ltd | GCA | Chapelthorpe Hall, Wakefield, WF4 3JB | 01924 562 100 |
| Servcomp | KEP | Greenway, Epsom, KT18 7QS | 01372 724774 |
| ServcorpServcorp UK Limited | JNT | Level 17 Dashwood House, London, EC2M 1QS | 2072564000 |
| ServeNetSERVENET LIMITED | SIL | Level One, Liverpool, L1 0AH | 07796187104 |
| Serveline IT LtdServeline IT Limited | GJZ | 112 High Street, Kinver, DY7 6HL | 01384 429 120 |
| ServerChoice Ltd | HDV | Unit H-K Gateway 1000, Stevenage, SG1 2FP | 01438 532 300 |
| ServerHouseSERVERHOUSE LIMITED | MNB | 2 Delme Place, Fareham, PO16 8UX | 1329800911 |
| Service Direct (UK) Plc | BGG | — | — |
| Service Direct Newco Limited | LDE | County Hall, Durham, DH1 5UL | 7946312685 |
| Service My Pc T/A Vibrant TelecomService My Pc Limited T/A Vibrant Telecom | GHR | Vibrant Telecom, Walsall, West Midlands, WS1 2NE | 01922 612387 |
| Service ProviderDavid Buckingham | INI | PO Box 1185, Spalding, PE11 2SN | 07904 129533 |
| Service Telecom Ltd | CUW | Orient House, Hyde, SK14 4RY | 0161 351 4800 |
| Serviced CloudServiced Cloud Limited | KYV | 40 Beaufort Court, London, E14 9XL | 2070936020 |
| Serviced Office Provisioning LtdSERVICED OFFICE PROVISIONING LIMITED | NPZ | 7-9, Bristol, BS34AF | 01179717722 |
| Serviceteam ITServiceteam IT Ltd | LUR | 49 Frederick Road, Birmingham, B15 1HN | 1214680101 |
| ServologyCharles Briscoe-Smith - T/a Servology | HMD | 150 Westway, London, SW20 9LS | 020 8542 0505 |
| Setel Ltd | CEV | Tower House, London, SW5 0SW | 08700 330270 |
| Setera UK LtdSETERA UK LIMITED | PCS | 2 Meadrow, Godalming, GU7 3HN | 01483926000 |
| Seven Internet Ltd | JTU | 35 Blanquettes Ave, Worcester, wr38da | 1905745339 |
| Sevenoaks ComputersAccounts Computers Ltd | JAJ | 11 London Road, Sevenoaks, TN13 1AH | 1732466666 |
| Sevenoaks Mobile Phone Centre | NIJ | 95 High Street, Kent, TN13 1LH | 01732741460 |
| Shackleton TechnologiesShackleton Technologies (Holdings) Ltd | MTA | Unit 4, Delta House, Gemini Crescent, Dundee, DD2 1SW | 1382250900 |
| ShadowfaxTechwyse Limited | HGB | Unit 5a, Essex, CM6 1HD | 03332 400660 |
| Shaetec LtdSHAETEC LTD | REN | 3 Keswick Close, MANCHESTER, M44 5EU | 07976122068 |
| Shaftesbury Systems Ltd | BKF | 11th Floor, Potters Bar, EN6 5BA | 0870 787 8586 |
| Shard TechSHARD TECH LIMITED | LHH | 2 Freyberg Drive, Aylesbury, HP18 0HR | 1494783220 |
| SharmanDevelopmentsSHARMAN DEVELOPMENTS LIMITED | NVS | The Warren, Wakefield, wf3 1FP | 01132520030 |
| Sharpe Systems LtdSharpe Systems Limited | MAM | Retford Enterprise Centre,, Retford, DN22 7GR | 01777 279707 |
| Sharps Brewery Ltd | MBP | Pityme Business Centre, Rock, PL27 6NU | 1208862121 |
| ShebangPersonal Group Mobile Ltd | IYE | 3b Brunel Close, Northants, NN11 8RB | 1327872300 |
| Sheffield Business SystemsSheffield Business Systems Ltd | KML | Hellaby Business Centre, Bramley Way, Rotherham, S66 8QB | 01709 533 159 |
| Shell Energy BroadbandImpello Limited | BSS | Shell Energy House, Coventry, CV4 8HS | 0330 094 5801 |
| Shell Energy Broadband (POL)Octopus Energy Operations 2 Limited | CBJ | Shell Energy House, Coventry, CV4 8HS | 020 7320 7242 |
| Shell Energy Broadband (POL)Octopus Energy Operations 2 Limited | BRY | Shell Energy House, Coventry, CV4 8HS | 03300945801 |
| Shell Energy Broadband (POL)Octopus Energy Operations 2 Limited | BWJ | Shell Energy House, Coventry, CV4 8HS | 0800 092 0511 |
| Shell WholesaleWorthmanor Limted T/A Shell Wholesale | FLN | Pure Offices, Cheltenham, GL51 6SH | 01242 303 303 |
| Shere InternetSHERE INTERNET LTD | RJU | 1 Wren Close, Gloucester, GL4 4XR | 01483 342470 |
| Sherwood Data Systems Ltd | KRT | Farrendale House, Newark, NG22 9GW | 1623275040 |
| ShiftSHIFT SOLUTIONS LIMITED | RRU | 9 Primrose Court, Gerrards Cross, SL9 7FJ | 03300435006 |
| Shift F7 Ltd | GZC | Vine Court, Dorking, RH4 1AJ | 01306 873900 |
| Shiloh ComputersShiloh Marketing Services LTd | KMV | Kings House, Wolverhampton, WV24DT | 1746240000 |
| Shimmer Telecom Ltd. | BXT | — | — |
| Shine NetworksShine Networks Limited | IYW | Unit 5 Rotherbrook Court, Petersfield, gu32 3qg | 1730236068 |
| Shine Networks Limited | IYZ | Unit 5 Rotherbrook Court, Petersfield, GU32 3QG | 1730236068 |
| Shine Systems Ltd | JKN | Unit 2, 5 Knights Close, Thurmaston, Leicester, LE4 8EW | 1162230033 |
| Shine TelecomShine Telecom Limited | CYY | 127/129 Portland Street, Manchester, M1 4PZ | 0845 4566990 |
| Shiny NetworksSHINY NETWORKS LIMITED | SGB | 21 Mid Stocket Road, Aberdeen, AB15 5JL | 01224352400 |
| Shiraz Business Equipment Supplies LtdPurple Tree Solutions Limited | JDF | 78 St Catherine Street, Gloucester, GL1 2BX | 1452550714 |
| Shire Computer Services Limited | EZL | 66 Dorchester Road, West Midlands, B91 1LJ | 0845 3309 463 |
| ShireTech Services LimitedShiretech Services Limited | SNF | 88 Sutton Way, Shrewsbury, SY2 6EH | 01743562200 |
| Shirley Computer Services Ltd | FJU | 25 Spring Lane, London, SE25 4SP | 020 8655 1696 |
| Shiva Technology Limited | GKA | 1 Edison Buildings, Coventry, CV1 4JA | 0845 180 1040 |
| Shop4-IT | ICW | Westonhall Road, Worcs, B60 4AL | 0845 094 0121 |
| Shore CommunicationsShore Communications Ltd | DNZ | Mint House, Surrey, SM6 0EU | 0870 4299876 |
| Shorland | SPU | 67 Duchess Way, Bristol, BS16 1EX | 01174713355 |
| Shropshire ITCShropshire ITC Limited | FKT | Unit 4 Sweetlake Court, Shropshire, SY3 9GE | 0845 617 1440 |
| Shuffle IT SolutionsShuffle Innovations Limited | KSM | Unit 160, London, SE1 2SX | 0800 009 6175 |
| ShutUp ZoneMoodfield Limited | IUP | Floor 8, London, SE10 0ER | 2034755364 |
| SiPalto Ltd | EXI | 81b De Beauvoir Road, London, N1 4EL | 020 7148 7526 |
| Siebert Industries Ltd | BGE | Blackfaulds House, Cambuslang, Glasgow, G32 8EY | 0870 050 2266 |
| Siemens Managed Network ServicesSiemens Communications Ltd | BMQ | Turnells Mill Lane, Northamptonshire, NN8 2RB | 01933 444 363 |
| Siemlus RIDBY US GROUP LIMITED | PKA | 3 & 4 Brittens Court, Milton Keynes, MK46 5DX | 03300161920 |
| SigmaSt & W ( UK) limited | KTL | 4 Perseverance works, London, E2 8Dd | 0845 1602379 |
| Sigma Consulting ServicesSigma Consulting Services Ltd | HEJ | Temperance House, Warwickshire, CV35 0UQ | 01256 808 084 |
| Sigma Voice Solutions Ltd | DKW | The Post House, Chertsey, Surrey, KT16 0EG | 0844 770 0075 |
| Sigma42 Limited | MUQ | Adamson House, Manchester, M20 2YY | 0844 880 4888 |
| Signal IT SolutionsSIGNAL NETWORKS LIMITED | PHQ | 8 Middle Bridge Business Park, Portishead, BS20 6PN | 03333702202 |
| Signal TelecomSIGNAL TELECOMMUNICATIONS LTD | REP | Unit 604, Milton Keynes, MK14 6GD | 01908419650 |
| Signal TelecomTotal Communications and Security Limited | GVQ | 10 Bailey Court,, Catterick Garrison, DL9 4QL | 01748 835 599 |
| Signature Network SolutionsSignature Network Solutions Ltd | JFS | Kemp House, London, EC1V 2NX | 1442818244 |
| Signum Communications Limited | BGM | The Old Rectory, Glenfield, Leicester, LE3 8DG | 0870 170 9696 |
| Signum Corporate CommunicationsSignum Corporate Communications Ltd | BQZ | Consort House, Leicester, LE1 7GZ | 0844 251 0521 |
| Silicon BulletSilicon Bullet Limited | HFA | 54 Forest Road, Northampton, NN7 2HE | 01604 420 057 |
| Silver Cloud Data SolutionsSilver Cloud Data Solutions Ltd | KCI | 26 Arcadian Gardens, Benfleet, SS7 2RP | 8453886337 |
| Silver Cloud Telecom LtdSilver Cloud Smarter Technology Limited | GNA | 10 Fitzroy Place, Glasgow, G3 7RW | 0141 552 0000 |
| Silver Fern MSP LtdSILVER FERN MSP LTD | RZS | 124 City Road, London, EC1V 2NX | 02077925924 |
| Silver Lining ConsultancySilver Lining Convergence Limited | DWR | Silver Lining Convergence Limited, Barwell Road, PO13 0EQ | 07789 625907 |
| SilverbugSilverbug Ltd | KJE | Linford Pavilion, Milton Keynes, MK14 6LS | 8453048888 |
| Silverchart SystemsSILVERCHART SYSTEMS LIMITED | RYC | 3 BUSTLERS HILL, MALMESBURY, SN16 0ND | 01666840531 |
| Silverlined Ltd | IMR | Vaillant House, Rochester, ME2 4EZ | 1580230670 |
| Simon Says Marketing | KFU | 3 Dean Court, North Wembley, HA0 3PU | 020 84323298 |
| SimpaticoSimpatico Communications Ltd | MGE | 2 Norwood Grove, Beverley, HU17 9HS | 1482935955 |
| SimpleVoice Mobile Limited | EJQ | Unit 6, Birmingham, B24 9FD | 0121 748 8484 |
| Simple Cloud CommunicationsLeo Communications Ltd | PXB | 9 Cadogan House, Southampton, SO15 1GG | 02380981609 |
| Simple Communications LtdSIMPLE COMMUNICATIONS LIMITED | RYW | Swan Buildings, Manchester, M4 5JW | 01613994751 |
| Simple TelecomsSimple Telecommunications Ltd | IHR | Flat 3, Purley, CR8 2LT | 3306060808 |
| SimpleTelCTRL TELECOM LIMITED | NEG | Elizebeth House, Weston-Super-Mare, BS23 1NF | 01934217021 |
| Simplecall Business LtdSCB Global Ltd | GTA | City Reach 7th Floor, London, E14 9NN | 020 3540 6302 |
| Simplelight LtdSIMPLELIGHT LIMITED | NYM | Gateway House, Newcastle Upon Tyne, NE15 8NX | 03300415425 |
| Simpler Broadband | LPZ | 80a St James Road, Surbiton, Surrey | 2037307165 |
| Simplex Solutions LtdSimplex Solutions Limited | HJQ | Ferranti Court, Stafford, ST18 0LQ | 01785 248 121 |
| Simplicity Communications Ltd | EMK | Kings House, Hertfordshire, HP1 3DP | 0844 669 1276 |
| Simplicity GroupSimplicity Group Ltd | IWI | 45 Stockmans Way, Belfast, BT9 7ET | 2890664002 |
| Simplify Communications Ltd | LRU | 56 Gidlow Lane, Wigan, WN67DP | 7813616647 |
| Simplify VoIPSimplify VoIP Limited | IQZ | 38 Southbridge Road, Croydon, CR0 1AE | 020 3814 0777 |
| Simplisity Communications Ltd | DQE | 29a Nascot Wood Road, Herts, WD17 4WE | 08700 420 484 |
| Simply Digitalsimon jackson | MWL | 128 Church Street, Dukinfield, sk164lu | 7833634984 |
| Simply Mail SolutionsInternet For Everything Ltd | MLL | Unit 8 Padgate Business Park, Warrington, WA1 4JN | 1925818448 |
| Simply Net | KBU | 212 Oakworth Road, Keighley, BD21 1QX | 1535523347 |
| Simply Networks Ltd | LTE | 142 Buckingham Palace Road, London, SW1W 9TR | 2071833300 |
| Simply Solve ITSIMPLY SOLVE IT LIMITED | NJC | 29 Chorley New Road, Greater Manchester, BL6 5TA | 01204322062 |
| Simply TelecomSimply Mobile (NI) Ltd. | JVH | 3 Balloo Court, Bangor, BT19 7AT | 2891404040 |
| SimplyFoneSimply-Fone Limited | EPT | PO Box 20338, London, NW11 9ZW | 0800 6191 999 |
| Simpology UK Limited | GXX | 6 Main Street, Ely, CB6 2DF | 01353 778 282 |
| Simtech-IT Limited | HST | The Chandos Suite, Hereford, HR9 6LL | 0845 5441 589 |
| Simwood eSMS Limited | FKK | Simwood House, Hambrook Bristol, BS16 1FX | 0330 122 3000 |
| Single Source ICTSingle Source ICT Ltd. | MQR | 85 Great Portland Street, London, W1W 7LT | 2081239290 |
| SingulariteeSINGULARITEE LIMITED | RYZ | Chamber Hub, Bradford, BD1 5AH | 01274925361 |
| Sinorrah IT Solutions Ltd | HRU | 3 Forge House, Bucks, HP27 9DT | 01844 345 999 |
| SipcomSIP Communications Limited | CLS | 33 io Centre, London, SE18 6RS | 0870 053 7000 |
| Siplicity GroupSiplicity Group Ltd | IKU | 35 Sturminster Road, Bristol, BS14 8BQ | 0117 971 7722 |
| Siplicutility LtdSIPLICUTILITY LTD | NUQ | 28a Park Road, Cornwall, PL23 1ED | 01179717722 |
| SipoTELWebVentures Ltd | KHU | 18 Littledown Ave, Bournemouth, BH7 7AN | 3450959990 |
| SipstarSIPSTAR | NPS | 1, stirling, FK78DR | 07470389842 |
| Sipsynergy Ltd | MRA | Wessex House, Eastleigh, SO50 9FD | 2033559680 |
| Sirius TelecomSirius Telecom Limited | MDH | 12 Harvey Close, Washington, NE38 0AB | 1914198181 |
| SirocomSirocom Limited | CKI | St. Georges Business Park, Surrey, KT13 0TS | 01932 264 700 |
| Sirus TelecomSirus Limited | EPD | 27b Hursley Road, Hampshire, SO53 2FS | 02380 258900 |
| Sitelink Communications LtdSitelink Communications Limited | FAG | 18 Bridgewater Road, Tyne and Wear, NE37 2SG | 0191 418 0110 |
| Sitesculpt Limited | IHB | 16 Vian Ave, Eastbourne, BN23 6EU | 1323400065 |
| Sitewatch Fire & Surveillance LtdClearwar Fire & Security Limited | ILM | Victoria Road, Halesowen, B62 8HY | 0871 2232008 |
| Siteworks ConnectSITEWORKS CONNECT LIMITED | SBQ | 3rd Floor Dept Lmc Hathaway House, London, N3 1QF | 0330 0566722 |
| Six Degrees Unifield Comms (TEL 1)SKD 15 Limited | BAG | 33 King William Street, London, EC4R 9AS | 0800 0128 060 |
| Six Degrees Unifield Comms (TEL 2)SKD 15 Limited | CHZ | 33 King William Street, London, EC4R 9AS | 0800 0128 060 |
| Six Degrees Unifield Comms (TEL 3)SKD 15 Limited | CIU | 33 King William Street, London, EC4R 9AS | 0800 0128 060 |
| Six Degrees Unifield Comms (TEL 4)SKD 15 Limited | CIV | 33 King William Street, London, EC4R 9AS | 0800 0128 060 |
| Six Degrees Unifield Comms (TEL 5)SKD 15 Limited | CIW | 33 King William Street, London, EC4R 9AS | 0800 0128 060 |
| Six Degrees Unifield Comms (TEL 6)SKD 15 Limited | CIX | 33 King William Street, London, EC4R 9AS | 0800 0128 060 |
| Six Degrees Unifield Comms (TEL 7)SKD 15 Limited | CIY | 33 King William Street, London, EC4R 9AS | 0800 0128 060 |
| Six Degrees Unifield Comms (TEL 8)SKD 15 Limited | CIZ | 33 King William Street, London, EC4R 9AS | 0800 0128 060 |
| Six Degrees Unifield Comms (TEL 9)SKD 15 Limited | CJA | 33 King William Street, London, EC4R 9AS | 0800 0128 060 |
| Six Payment Services UK Ltd.3C Payment UK Ltd | IVP | 70 London Road, Twickenham, TW13QS | 8456029766 |
| Skaboona Solutions LtdSKABOONA SOLUTIONS LTD | RQG | Skaboona House, Wellesbourne, CV35 9TQ | 03333583444 |
| Skilled Tech LimitedSKILLED TECH LIMITED | RDB | 266-268 High Street, Waltham Cross, EN8 7EA | 01279912512 |
| Skills for Care LtdSkills for Care Limited | FUK | West Gate, LEEDS, LS1 2RP | 01132 451 716 |
| Skunk NetworksFIDDLE FINGERS LTD | PEX | 27 Chingley Bank, Henley in Arden, B95 5LX | 07730895360 |
| Sky BusinessSky UK Limited | BME | Maresk House, London, E1 8EP | 0344 241 4141 |
| Sky Data TelecomsCapital Services Corporation Ltd | KVW | 129, Dunstable, LU5 5RJ | 7800826161 |
| SkyTalkSky UK Limited | CHP | 3 Thomas More Square, London, E1W 1YZ | 0344 241 4141 |
| SkycloudLondonSky Cloud London Ltd | JHL | 222 noak hill road, essex, cm129ux | 8082211000 |
| Skyline NetworksSKYLINE NETWORKS & CONSULTANCY LTD | PUW | Unit 12 Spring Rise, Haverhill, CB9 7XU | 01277888438 |
| Skyline Wireless LimitedSKYLINE WIRELESS LIMITED | NJM | Unit 5, Haverhill, CB9 7XU | 0800 304 7544 |
| Skylock ITSKYLOCK LIMITED | QDH | Suite 10 Mayden House, Newark, NG23 5DJ | 08458386188 |
| Skynet ICTSKYNET ICT LTD | QXP | Unit 5, Capital Industrial Estate, Belvedere, DA17 6BJ | 01322333344 |
| SkypowerSkypower Telecom Limited | LFB | 15, 181 Great Clowes, Manchester, M7 1ZL | 4.47943E+11 |
| Skyrack TelecomTango Networks UK Ltd | JGD | Unit 1 Gemini Business Park, Leeds, LS7 3JB | 4.41134E+11 |
| Skytalk-twoSky UK Limited | DPL | BskyB, London, E1 8EP | 0344 241 4141 |
| Skywave CommunicationsSkywave Communications Limited | LXA | 7 Church Road, Claverdon, CV358PB | 1926768010 |
| Skyway TelecomSkyway Telecommunications Ltd | SLQ | 5 The Courtyard, Gillingham, ME8 0NZ | 0333 1383000 |
| SlipstreamSENTIENCE LTD | MMW | 10 Princes Parade, Liverpool, L3 1QP | 8001707979 |
| Sloane Curtis Solutions LtdSLOANE CURTIS SOLUTIONS LTD | PES | Unit 2, Marquis Business Centre, Baldock, SG7 6XL | 07956216400 |
| Smallworld ITSMALLWORLD IT (UK) LIMITED | QRC | 9 Highview, Bordon, GU35 0AX | 07710801188 |
| Smart Chimp SolutionsTHOMASSOPHIEHARRY LIMITED | SDH | 91 Princess Street, Manchester, M1 4HT | 03442251222 |
| Smart CommunicationsSmart Vision & Communications Ltd | PXS | Evolve Business Centre, Tyne & Wear, DH4 5QY | 07840363713 |
| Smart Computers Ltd | JKE | 22 Enterprise Way, Cheltenham, GL51 8LZ | 01242 580654 |
| Smart Connect LtdSmart Connect Limited | GLH | Athena House, Dorset, BH9 2EN | 01202 519 800 |
| Smart Connect TelecomSmart Connect Telecom Limited | KCH | 398-400 Holdenhurst Road, Bournemouth, BH8 8BN | 0800 038 5005 |
| Smart Home DNaSMART HOME DNA LIMITED | PNY | 1st Floor Ponsford studio, Sheffield, S2 4HS | 01142555861 |
| Smart ITSmart Office Technology Ltd | KND | H26 The Avenues, Gateshead, NE11 0NJ | 3302233525 |
| Smart IT Support Ltd | FRT | 320J Mayoral Way, Gateshead, NE11 0RT | 0845 463 1982 |
| Smart Numbers LtdSmart Numbers Limited | ENV | 20-22 Richfield Avenue, Reading, RG1 8EQ | 08450 178 179 |
| Smart Numbers LtdSmart Numbers Limited | MMX | 26-27 Shamrock Way, Southampton, SO45 6DY | 3450178179 |
| Smart Sense | IMA | 8 Wrens Park Avenue, Sutton Coldfield, B76 1LP | 0121 285 2857 |
| Smart Services | PKC | 10 Thornleigh Park, Ballymoney, BT53 7BX | 02827698225 |
| Smart Solutions GroupSmart Solutions Grp Ltd | MXZ | Solutions House, Peterborough, PE78GX | 3303800900 |
| Smart TalkTiscali UK Limited | BKZ | P.O. Box 7206, Milton Keynes, MK14 6KG | 0870 741 5000 |
| Smart Talking LtdSMART TALKING LIMITED | QAL | 14 St. Barnabas Road, Liversedge, WF15 8BT | 01274930999 |
| Smart TelecomPhase2 Software Ltd | HNN | Cleveland, Bucks, SL9 9LN | 01494 303 404 |
| SmartPay TelecomSMARTPAY MERCHANT SERVICES LIMITED | NHR | Colmore Plaza, Birmingham, B4 6AT | 03302233017 |
| SmartStartITFUSION TECH SOLUTIONS LIMITED | RZG | Henleaze House, Bristol, BS9 4PN | 07789 267 772 |
| SmartTech Property SolutionsSMARTTECH PROPERTY SOLUTIONS LIMITED | RFC | Penbury, Bodmin, PL30 4JT | 01208611011 |
| Smartech UKDataquest (London) Limited | ESU | 25 City Road, London, EC1Y 1AA | 020 7689 5678 |
| Smarter Solutions Ltd.SMARTER SOLUTIONS LIMITED | QEB | Titan Business Centre, Birstall, WF17 9PH | 08444146990 |
| Smarthome Technology LtdSMARTHOME TECHNOLOGY LIMITED | RFV | Unit 8 Bowman Trading Estate, London, NW9 9RL | 02039557000 |
| SmartinfoSmartfibre Broadband Limited | BTG | 49-59 Old Street, London, EC1V 9MX | 0870 750 0848 |
| SmartnetworkservicesltdSMART NETWORK SERVICES LTD | RHS | 71-75 Shelton Street, London, WC2H 9JQ | 02045128481 |
| Smile TelecomsSmile Telecoms Limited | EIE | June Almond House, Manchester, M3 1DZ | 0161 834 3316 |
| Smooth CommsSMOOTH COMMS LTD | PRB | Unit CH6 Inspire Business Park, Belfast, BT16 1QT | 07411332734 |
| SmoothostingSMOOTHOSTING LIMITED | PPT | 61 Keswick Drive, Lightwater, GU18 5XE | 02036330382 |
| Snap.Snap IT Limited | NUY | Richlyn House, Norwich, NR9 3JY | 01603980260 |
| SoConnectSoConnect Limited | GFU | Enterprise House, Galashiels, TD1 1PR | 0333 240 1824 |
| SoConnect LtdEBS Europe Ltd | FBB | 3a Dublin Meuse, Edinburgh, EH3 6NW | 07789 434 106 |
| SoHo iT Solutions | RUT | 2 Eildon Cottages, Eildon Village, TD6 9HB | 03330901977 |
| SoS Consultancy Ltd | HQW | 176 Marldon Road, Devon, TQ3 3ND | 0845 6434878 |
| Social Comms UKSCUKCO Ltd | QBD | 31 New Hey Road,Lindley, Huddersfield, HD3 4AL | 03303203445 |
| Social Telecoms CIC | GEX | Unit 15 Harlescott Barns, Shrewsbury, SY1 3SZ | 01743 730 100 |
| Socom Networks | FGE | 18 Avon Close, Cheshire, SK6 63Q | 0844 800 4172 |
| Soft Sell Group Ltd | GPU | 74 Darwen Street, Lancashire, BB2 2BL | 01254 693593 |
| Soft-Works Technologies LimitedSoft-Works Technologies Ltd | IBH | Addlepool Business Centre, Devon, EX3 0NR | 0845 838 0835 |
| SoftcatSoftcat Limited | JTV | Solar House, Marlow, SL7 1LW | 01628 403 403 |
| SoftcraftSoftcraft Computer Services Ltd | LGV | Norwich House, Norwich, NR28 9AL | 1692535355 |
| Softlink Computer Systems Ltd | KGS | Three Gables, Stroud, GL5 1LQ | 1453765927 |
| Sol6 LimitedSOL6 LIMITED | RPH | 22 Wycombe End, BEACONSFIELD, HP9 1NB | 03335772600 |
| Solaas LtdSOLAAS LTD | QXU | Coventry Transport Museum, Coventry, CV1 1JD | 02477102180 |
| Solar Systems IT LtdSOLAR SYSTEMS IT LIMITED | QSR | SBC House, Wallington, SM6 7AH | 02085889500 |
| Solas FibreSolas Fibre Ltd | SGW | 1-7 Park Road, Caterham, CR3 5TB | 07534636140 |
| Solent Computer and Internet Services Ltd | JET | 247b Francis Avenue, Southsea, PO40AL | 2392799288 |
| Solent Computer and Internet Services Ltd | RGB | 149 Telephone Road, Portsmouth, PO4 0AX | 07766862795 |
| Solis | KDA | Canal Street, Sheffield, S4 7ZE | 0114 258 5550 |
| SolsoftRGC (ENG) Limited | FYM | Jacobs Building, Bristol, BS8 1EH | 0845 073 0930 |
| SolsoftSolsoft Group Limited | HCL | Jacobs Building, Bristol, BS8 1EH | 0845 073 0930 |
| Solution Builders LtdSolutions Builders Ltd | HMZ | SBL House, Hampshire, RG27 8AG | 03333 209123 |
| Solution ConsultantsSolution Consultants ICT Ltd | DDY | Woodberry, Berkshire, RG8 8LD | 0845 337 3838 |
| Solution Support LtdSolution Support Limited | JGQ | Grayson House, Lichfield, WS14 0DU | 1543481133 |
| Solution TelecomSCT Investments Limited | FSW | SolCom House, Rotherham, S61 2DW | 0114 242 4141 |
| Solutions 4 ITSolutions 4 IT Limited | IEW | Forge House, Halesowen, B62 8DN | 01384 413434 |
| Solutions Aberdeen LtdSolab IT Services Limited | JLJ | 56-58 Bridge Street, Aberdeen, AB11 6JN | 01224 213033 |
| Solutions in Technology (IT) Ltd | EDC | 11 & 12 Springvale Industrial Estate, Gwent, NP44 5AZ | 01633 487 000 |
| Solutios Limited | EJM | 38 Skyline Court, London, SE1 3AN | 020 7167 - 5555 |
| Solv-ITSolv-IT Services Ltd | MMT | 3 Thurnham Way, Tadworth, Surrey | 7427012736 |
| Solve-ITSOLVE-IT SOUTHWEST LIMITED | PVJ | Unit 2, Clyst St George, EX3 0NR | 01392 875757 |
| Solve-IT SE LTDSOLVE-I.T CONSULTANCY SOUTH EAST LIMITED | RCS | Messenger Road, Berkshire, RG5 4TR | 07788105720 |
| Solvtek IT LimitedSOLVTEK IT LIMITED | QEP | Southview, Aberdeen, AB15 9NB | 01224907359 |
| Sona IT Ltd | HIJ | Unit 6/15 Premier House, London, HA8 7BJ | 020 8952 2495 |
| Sonar IT Services LimitedSONAR IT SERVICES LIMITED | QAM | 111 Fleet Street, London, EC4A 2AB | 02030110805 |
| Sonic CommunciationsArmstrong Bell Ltd | DUI | Suite 1, Winwood Court, West Midlands, DY8 2AE | 0845 0719444 |
| Sonning I.T. Services | ILU | Sonning House, Preston, PR3 2BN | 1772861618 |
| Sort-IT Biz Ltd | HJU | Bewsters Corner, Warwickshire, CV47 1PN | 0845 890 0980 |
| SortmyPC LtdSORTMYPC LIMITED | JWK | 302 Colinton Road, Edinburgh, EH13 0LE | 0131 477 2644 |
| Sota SolutionsSota Solutions Limited | BLH | 300 Cornforth Drive, Kent, ME9 9PX | 0845 456 7575 |
| Source My Tech LimitedTough Glove Limited | PQY | 26 Hillmead Court, Maidenhead, SL6 0QA | 020 4539 1340 |
| Source Technical SolutionsTURNER TECHNICAL SOLUTIONS LTD | RII | Croft Myl, Halifax, HX1 2EQ | 01422524000 |
| Source TelecomSOURCE TELECOM (SCOTLAND) LIMITED | LUC | 45 Vicar Street, Falkirk, FK1 1LL | 01324 469146 |
| SourceCube LtdSOURCECUBE LTD | PJG | 52 Chiltern Crescent, Eastleigh, SO50 7GJ | 07876560556 |
| South Staffs CommunicationsSOUTH STAFFS COMPUTERS LTD | PYL | 58 Two Oaks Avenue, Burntwood, WS7 1FP | 07412993763 |
| South Tyneside Council | DMM | Town Hall & Civic Offices, Tyne and Wear, NE33 2RL | 0191 427 1717 |
| South Wales Computer Services | RLS | 44 Crawford Street, Newport, NP19 7AY | 07988856053 |
| South West Communications Group LtdSouth West Communications Group Limited | BGY | Communications House, Exeter, EX2 7JA | 01392 369369 |
| South West Data Networks Ltd | HQT | Unit 104 City Business Park, Plymouth, PL3 4BB | 01752 606 555 |
| South West Grid For Learning Trust | GFV | Belvedere House, Exeter, EX2 5WS | 0845 601 3203 |
| South West ITSOUTH WEST IT LTD | NUG | Office 4, Unit C, Weymouth, DT4 9GH | 01305500118 |
| South West Water Customer ServicesSouth West Water Limited | RAA | Peninsula House, Exeter, EX2 7HR | 01392446688 |
| Southbank CommsSouthbank IT Solutions Limited | JSH | Europoint, London, SE10NZ | 2070363842 |
| Southern Business Communications Ltd | FYC | Unit 1 The Broadway, Hampshire, SP10 2JF | 01264 336644 |
| Southern Communications LtdSouthern Communications Limited | CBM | Glebe Farm, Down Street, Hampshire, RG25 2AD | 0845 634 0800 |
| Southern ElectricScottish And Southern Energy Plc | CFF | PO Box 360, Portsmouth, PO6 2YJ | 0845 300 2320 |
| Southern IP | PCT | The Lodge, Exeter, EX3 0QJ | 07463133587 |
| Southern IT Networks Limited | JYK | Pathway House, Polegate, BN26 6QF | 1323287828 |
| Southern SolutionsSouthern Solutions UK Limited | GQR | Office 7, Southampton, SO15 2BH | 0845 180 8030 |
| Southern Telecom LtdSouthern Telecom Limited | ERN | 15 Blackmoor Drive, Liverpool, L12 9ED | 0844 474 4100 |
| Southland UKAvenue UK Limited | CUF | 60 Charlotte Road, London, EC2A 3QT | 020 7729 2857 |
| Southside Technology LtdSouthsideTechnology Ltd | IFE | 36 Scioncroft Avenue, Glasgow, G73 3HS | 0141 416 0265 |
| Sovereign Business Integration Group plc | IRF | Metro Point, BARNET, EN4 9JQ | 2082163333 |
| Sovereign Communication SystemsSCS Sovereign Communication Systems Ltd | JMF | Merlin Way, Melksham, SN12 6TJ | 01225-700700 |
| Sovereign Telecom (UK) Limited | BMZ | — | — |
| Spa Computer Centre | JWW | 68 Clarendon Street, Leamington Spa, CV32 4PE | 01926 337648 |
| Spa Telecoms LtdSpa Telecoms Limited | EGZ | Raglan House, Worcs, WR14 4BN | 01684 580591 |
| Sparta Networks LtdSPARTA NETWORKS LIMITED | QEI | Unit 13 Bridlington Business Centre, Bridlington, YO16 4SF | 01262609091 |
| Sparta TelecomSparta Telecom Ltd | FMV | 37 Flint Close, Luton, LU3 3LX | 01582 259 605 |
| Speak DigitalSpeak Digital Ltd | IYY | 73 Danziger Way, Borehamwood, WD6 5DE | 2089707980 |
| SpecTronics UKSpecTronics Ltd | JDN | 8 Lombard Road, Wimbledon, SW19 3TZ | 03333 444 110 |
| Spectrum IT Consultancy LtdSPECTRUM IT CONSULTANCY LTD | QUX | 5 Jeynes Buildings, Tewkesbury, GL20 5NF | 01684 215165 |
| Spectrum InteractiveVirgin WiFi Limited | CUM | PO Box, Herts, HP2 4WA | 01442 205 500 |
| Spectrum InternetSpectrum Internet Ltd | GTS | Riverside Court, Monmouthshire, NP16 5UH | 0292 002 2345 |
| Spectrum Networks Solutions Ltd | IZN | 10 Rusland Circus, Milton Keynes, MK4 2LL | 2087952876 |
| Spectrum Technical Services LimitedSPECTRUM TECHNICAL SERVICES LIMITED | QTX | 15 Lodge Farm Lane, Arnold, Nottingham, NG5 8HR | 01157950106 |
| SpeednetScotlandSpeednet Scotland Ltd | IWF | 26 Calder Avenue, Troon, KA107JT | 8000124298 |
| Speedster-IT Ltd | IBQ | 12 Riga Mews, London, E1 1LL | 020 3011 1234 |
| Speedy CommunicationsSpeedy Asset Services Ltd | EPS | Speedy Asset Services Ltd, Merseyside, WA11 9SG | 01942 896 565 |
| Speedy TelecomSpeedy Telecom Ltd | MPF | 20-22 Wenlock Road, London, n17gu | 1329595890 |
| Spera SolutionsSPERA SOLUTIONS LIMITED | PZA | 199 Nine Ashes Road, Nine Ashes, Ingatestone, CM4 0JY | 07799893791 |
| Sphere ITSphere IT Consultants Ltd | IWV | 22 Wenlock Road, London, N1 7QU | 2035888500 |
| Spilsby Internet SolutionsTerry Froy | JAC | 72 Boston Road, Lincolnshire, PE23 5HH | +44 (0)1790 788219 |
| Spire Communications LimitedSpire Business Communications Limited | IVK | County House, Worcester, WR1 1HB | 8000210100 |
| Spire Telecom LtdSPIRE TELECOM LIMITED | QWL | 2 McLeod Place, Salisbury, SP4 6SR | 07825301721 |
| Spirit ExselSpirit Technology Ltd | KDP | 2 exsel house, moorpark ave,, glasgow, g69 9DZ | 1417791111 |
| Spirit Telecom | KFH | 20 Nith Street, Glasgow, G33 2AF | 1415303968 |
| SpitfireSpitfire Network Services Limited | BGX | The Printworks, London, SW9 0HP | 020 7501 3000 |
| SpokeSpoke (Interactive) Limited | JXA | Titan Court, Hatfield, AL10 9NA | 1707226550 |
| Spoke TelecomSPOKE TELECOM LTD | QNS | Fazeley House, Birmingham, B6 5RQ | 03300562444 |
| Spot2Spot Ltd | LAU | 3 Beaumont View, Stockton upon tees, TS20 2TS | 1642924259 |
| SprintSCS Network Services Ltd | JBN | Unit 6, Basildon, SS143HW | 8000599100 |
| Sprint Convergance Ltd | FAT | Wrest Park, Bedfordshire, MK45 2RH | 0845 873 0222 |
| Sprint Integration Ltd | GWN | Ryan House, Essex, SS2 6UN | 01702 209966 |
| Sprint Limited T/A SCS | BDJ | Europa House, Brighton, BN42 4FJ | 01273 874 200 |
| SprintLink UK LtdSprintlink UK Limited | PWB | 4th Floor Clerks Well House, London, EC1M5UA | +1 703 433 4608 |
| Spur Information Solutions LtdConduent Public Sector UK Limited | ISC | Asgard House, Havant, PO9 2NL | 2392455564 |
| SpyderBox LimitedSpyderbox Limited | RNA | 1 Abbots Quay, MERSEYSIDE, CH41 5LH | 07738351330 |
| Square One NetworkSquare One Network Ltd | LIS | 10 Fountain Court, Bristol, BS32 4LA | 0117 3700 200 |
| Square TelecomSquare Telecom Limited | MLU | 127 Frankwell, Shrewsbury, SY3 8JU | 1743625826 |
| SquareblueSquare Blue IT Ltd | JNY | Suite 11, Dunnswoord Rd, Cumbernauld, G67 3EN | 1236451916 |
| SquarehostSquarehost Ltd | GPT | Jonathan Scott Hall, Norwich, NR1 1UH | 01603 327349 |
| Squidwolf LtdHAMSTERBIRD LTD | LVR | 73 Aston Ave, Manchester, M14 7HL | 7447483268 |
| Squirecom Ltd | JVQ | 165-171 Humberstone Road, Leicester, LE5 3AF | 0116 2422670 |
| SquirrelSQUIRREL INTERNET LTD | QIK | Office 3, Uppingham, LE15 9NY | 03333408555 |
| SrvnetSRVNET LTD | RRF | The Studios, Telford, TF1 1QQ | 03333580358 |
| St Ives Managed ServicesSt Ives Management Services Ltd | GEN | One Tudor Street, London, EC4Y 0AH | 020 7928 8844 |
| Stability IT SupportStability IT Support Ltd | JBD | Trigg House, Warren Drive, Prestatyn, LL19 7HX | 1745508555 |
| StabilysStabilys Ltd | IJR | 244 Kilburn Lane, LONDON, W10 4BA | 020 8960 0365 |
| Stable Communications Ltd | GTZ | 21 Messiter Mews, Derby, DE65 6PG | 01283 777012 |
| Stadia SolutionsStadia Solutions Limited | LTP | 107-111 Fleet Street, London, EC4A 2AB | 2071004545 |
| Staffordshire Trading LtdSTAFFORDSHIRE TRADING LTD | PUX | 71-75 Shelton Street, London, WC2H 9JQ | 07310866488 |
| Staffs Tech LtdSTAFFS TECH LTD | NIE | 517-519 King Street, Stoke-On-Trent, ST31HE | 03300165568 |
| Stampede AI LtdSTAMPEDE AI LTD | PWE | 1 Constitution Street, Edinburgh, EH6 7BS | 01315107008 |
| Standard UtilitiesStandard Utilities Limited | GDA | Forsyth House, Belfast, BT2 8LA | 02890 511 266 |
| Stanridge.co.ukStanridge (UK) Ltd | JRH | Stanridge, Peacehaven, BN10 7LS | 01273 358052 |
| Star ITSTAR IT LIMITED | NAN | 1 St. Ives Enterprise Centre, ST. IVES, PE27 3NP | 01480262222 |
| Star Technology ServicesStar Technology Services Limited | FIE | Brighouse Court, Gloucester, GL4 3RT | 0845 604 7376 |
| Start Communications Group Ltd | NTU | Danworth Farm, Hurstpierpoint, BN6 9GL | 01444719300 |
| Staxo GroupSTAXO GROUP LIMITED | RPX | Oriel House, London, TW9 1DL | 02080172318 |
| StayConnected.SystemsSTAYCONNECTED.SYSTEMS LTD | QYN | Linnacombe Farm, Okehampton, EX20 4HX | 07714 320 272 |
| Stayfree HostingLock 42 Ltd | JSW | 2-4 Frog Island, Leicester, LE3 5AG | 0116 2230303 |
| Steer IT SolutionsSTEER IT SOLUTIONS LTD | NNJ | 19 Windsor Place, Cardiff, CF10 3BY | 02920348877 |
| Stella Communications Ltd | CVH | PO Box 303, Plymouth, PL8 1XQ | 0870 033 0522 |
| StellariseVelocity Managed Solutions Limited | KUU | 54 Maltings Place, London, SE1 3LJ | 020 3137 3550 |
| Stem VoiceStem Networks Limited | EMU | 10 Thornbury Road, Plymouth, PL6 7PP | 01752 692205 |
| SterlingSTERLING BUSINESS COMMUNICATIONS LTD | BXE | Lea Grange, Kent, me9 7rr | — |
| Sterling SyncordiaFLR Monitoring Limited | CAS | Sterling House, Kent, DA15 7DE | 08453 109010 |
| Steve Boyle | HLP | 89 Bedford Road, Aberdeen, AB24 3LN | 07881 602 731 |
| StevenKing LtdSteven King Ltd | IFS | 7 okeford drive, Tring, Herts | 01442 825128 |
| Stickman TechnologyTechnology Within Limited | GVV | Unit 72, Southampton, SO14 5FF | 0345 003 4676 |
| StinchSTINCH LTD | RJV | Rees Farm, Upton St. Leonards, Gloucester, GL4 8DW | 07958391181 |
| Stitch AI LtdSTITCH AI LIMITED | PHG | Raven House, Redhill, RH1 1SS | 03300162940 |
| Stonecrop LtdStonecrop Limited | JDC | 6 Riverside Court, Bath, BA2 3DZ | 1225473052 |
| Stonegate Technologies LLP | GWK | Clarence House, Lancs, BB4 4DJ | 0845 344 2245 |
| Stonemere IT LimitedSTONEMERE IT LIMITED | RSL | Stratsource House, Hull, HU7 0YF | 01482831100 |
| StormStorm Cloud Networks Ltd | RBZ | 6 wilson Drive, Birmingham, b75 7pw | 07561407018 |
| Storm ITStorm-I.T. Limited | IMG | 42 Lytton Road, London, EN5 5BY | 8453551155 |
| StradcomSTRADCOM LTD | QKZ | Mapline House, Rayleigh, SS6 8JG | 0333 366 1000 |
| Straight Talking Telco Limited | EDD | Premier Business Centre, London, NW10 7LQ | 020 7998 6898 |
| Strata1Strata1 Ltd | LNB | Unit 11 Europa Tool House, Belfast, BT17 0QL | 2895622010 |
| StratasStratas Business Solutions LLP | MSL | 1st Floor, Power house, Milton Keynes, MK5 8PA | 07799 411116 |
| Strategic Network Consulting LtdStrategic Network Consulting Limited | FBM | 180 Piccadilly, London, W1J 9HF | 0845 521 6111 |
| Stratford ITStratford IT Limited | IDR | 46 Cherry Orchard, Warwickshire, CV37 9AP | 01789 868 867 |
| Stratiis Ltd | FCT | Pavillion 1, Glasgow, G32 8NB | 0845 644 0771 |
| Stratton Networks Telecoms LtdSTRATTON NETWORKS TELECOMS LTD | RVQ | Stratton Networks, Borehamwood, WD6 1JG | 01992240030 |
| Stream ITStream Group | HXP | 100-102 Headstone Rd, Middlesex, HA1 1PF | 020 8933 6611 |
| Stream Networks Ltd | DVD | Gainfield House, Faringdon, SN7 8QQ | 01635 884 170 |
| Street TelecomHoly Group Limited | HAD | White Hart Lane S/Stn, London, N17 7RP | 020 8889 9545 |
| StreymStreym Ltd | GSD | 3.1C Union Court, London, SW4 6JP | 0845 2301420 |
| Stride CommunicationsStride Communications Limited | GLK | Unit 65 Cressex Enterprise Centre, HP12 3RL | 0844 247 0322 |
| Strident Computer Systems LimitedStrident Limited | KDH | Claydoncourt, Claydon, IP6 0AE | 1473835281 |
| Stripe 21 LtdStripe 21 Limited | CXJ | The Atrium, Surrey, RH4 1XA | 0845 872 2121 |
| Strixen LimitedSTRIXEN LIMITED | SIS | Strixen Limited, Suite RA01, 195-197 Wood Street, London, E17 3NU | 03302296380 |
| Strom-EntaStorm IT Technology Ltd | ICF | 419 Stratford Road, West Midlands, B90 4AA | 0121 693 3353 |
| Strong Telecoms LimitedSTRONG TELECOMS LIMITED | PCD | 3 North Street, Brierley Hill, DY5 3QA | 01384380292 |
| Stroudy IT Ltd | LCM | 29 Bridgford Road, Nottingham, NG2 6AU | 0115 7043156 |
| Structured Communications LtdStructured Communications Limited | FHD | St Martins House, London, EC1A 4EN | 020 3195 3333 |
| Structured IT SolutionsStructured Information Technology Solutions Ltd | KIZ | 61 Alexandra Rd, Lowestoft, NR32 1PL | 01603 455554 |
| Stuart Communications LimitedSTUART COMMUNICATIONS LIMITED | SGD | 3F1 Third floor 3 Hill Street, Edinburgh, EH2 3JP | 01316031875 |
| Stuart J.Green Digital EngineeringNetwork Armour Limited | GVU | 27 Market Place, Lincolnshire, LN8 3HL | 01673 898 001 |
| Student InternetT Allen T/A Student Internet | KHB | 44-46 Bath Street, Leamington Spa, CV31 3AE | 01926857276 |
| SubneticSUBNETIC SOLUTIONS LIMITED | QRT | 7 Devonshire Business Centre, Letchworth, SG6 1GJ | 01462 418 618 |
| Subset EnterpriseSUBSET SOLUTIONS UK LIMITED | NXG | Cambridge Studios, EN1 7UY, Enfield | 02034681421 |
| Subtopia LtdSubtopia Limited | JUT | Faraday Wharf, Birmingham, B7 4BB | 1216380888 |
| SumlockOnlineSumlock Bondain (EA) Ltd | IVN | 64 Hellesdon Park Road, Norwich, NR6 5DR | 01603 787323 |
| Sundial TelecomSundial Telecom Limited | EQA | Newton House, Histon, Cambridge, CB24 9PT | 0844 801 4000 |
| Sunley Communications Ltd | ECZ | 6 Flamstead end road, Herts, EN8 OHH | 01992 645 040 |
| Sunrise NetworkingSUNRISE NETWORKING LIMITED | NLC | Unit 28, Welwyn Garden City, AL7 3UW | 01707445500 |
| Sunrise TechnologiesSunrisetechnologies.co.uk Limited | JPI | 25 Seax Court, Basildon, SS15 6SL | 01268 543995 |
| SupanetSupatel Limited | FWM | Totalcare Support Centre, Lancashire, BB12 7TW | 0845 120 4473 |
| SupatelSupatel Limited | CRB | Totalcare Support Centre, Burnley, BB12 7TW | 0845 120 4473 |
| SuperbrightSUPERBRIGHT SYSTEMS LTD | SKQ | 82a James Carter Road, MILDENHALL, IP28 7DE | 01223631379 |
| SupercommsSupercomms Ltd | GVJ | 26 Linden Close, Warwick, CV34 5RF | 01926 289 610 |
| Supere LimitedSUPERE LIMITED | QYZ | 25 Rectory Road, Nottingham, NG2 6BE | 03330347560 |
| Superfast ITSuperfast IT Limited | EZZ | Suite 2 Winwood Court, West Midlands, DY8 2AE | 01384 880 660 |
| Superfast SchoolsiCT4 Limited | IJH | Pool Innovation Centre, Redruth, TR15 3PL | 01209 311312 |
| Superior ITMikolaj Grudzien t/a Superior IT | SIM | Suite 6235, London, EC1N 8DX | 02039181784 |
| Support ITSUPPORT IT TECHNICAL SOLUTIONS LTD | PWQ | 113 Heyside, Oldham, OL2 6NB | 0161 521 0841 |
| Support IT Solutions LtdSupport IT Solutions Limited | HNP | Unit 2 Croxted Mews, London, SE24 9DA | 0845 680 0210 |
| Support Network ServicesSupport Network Services ltd. | LJP | The Thatched Cottage, Ramsgate, CT124JP | 1843822430 |
| Support Tree CommunicationsJLCIT Limited | JGY | Unit 1, 8 Blue Lion Place, London, SE1 4PU | 8002922230 |
| Support UKIntuity Communications Limited | DJX | 2 Devonshire Business Centre, Herts, SG6 1GJ | 0845 0580330 |
| SupportFish LTDSUPPORTFISH LTD | SQP | International House, London, SW11 5RQ | 020 3051 5969 |
| SupportKey Limited | HQI | Ladywell Business Centre, Glasgow, G4 0UW | 0141 552 8505 |
| SupportPlan LtdSupportplan Limited | HXR | 1a Park Place, London, SW8 1UD | 020 7582 9999 |
| Supported Computing Limited | HUS | 523 Ringwood Road, Dorset, BH22 9AQ | 01202 814 800 |
| Supportforce UKPCI Xpress Ltd | IGU | 124 Market St., Merseyside, CH47 3BH | 0151 632 5970 |
| Supreme CloudSupreme Group UK | LNI | Masonry Solutions House, Units 1 & 2 Cedar Park, Tame Valley Ind Est,, Tamworth, B77 5DE | 01827 247345 |
| SureKynex Limited | NTZ | South Wing, Fareham, po167bq | 02394214923 |
| Sure (Guernsey) Limited | RSB | Centenary House, St Peter Port, GY1 2EY | 01481700700 |
| Sure CommunicationSURE COMMUNICATION LIMITED | NQN | 1C Crowtrees Lane, County Durham, DH6 5BH | 01914168417 |
| SureVOIPSuretec Systems Ltd | DEA | The James Gregory Centre, AB22 8GU | 01224 279 484 |
| Sureline Communications LtdSureline Communications Limited | DVS | The Old Coach House, West Malling, Kent, ME19 6LP | 01732 252 000 |
| Surf Group Ltd | KRG | 5 Lower Edgebold, Shrewsbury, SY5 8NY | 01743 861290 |
| Surf Tech ITSURF TECH IT LTD | QMH | Anglo House, Stourport, DY13 9AW | 03301200295 |
| Surftec Ltd | MQK | 5 Mead Lane, Farnham, GU9 7DY | 01428 608121 |
| Sussex Backup Ltd | GSS | 61 Church Road, East Sussex, BN3 2BP | 01273 900895 |
| Sussex Business Solutions LtdSUSSEX BUSINESS SOLUTIONS LTD | RDV | 16 Beach Road, Littlehampton, BN17 5HT | 01903712999 |
| Sussex FibreLiquid Webspace Ltd | RGS | Puttock Way, Billingshurst, RH14 9ZJ | 07519145734 |
| Sussex Tech Support LtdSUSSEX TECH SUPPORT LTD | QTD | Delta House, Haywards Heath, RH16 1UA | 01444 224 430 |
| Sutcliff LimitedSUTCLIFF LIMITED | NTX | 1 Derwent Business Centre, Derby, DE1 2BU | 07432140456 |
| Swale LifeSwale Life CIC | MFQ | Greenses Farm, Richmond, DL11 6DY | 1748886269 |
| Swan Network SolutionsPart Four Limited | HWE | The Stables, Cheshire, WA2 7NW | 0845 6436011 |
| Swan TelecomComxo Limited | CRI | Pippin Grove, Berkshire, SL3 8QH | 01753 710 430 |
| SwanswaterSWANSWATER LTD | QZT | Unit 67, Stirling, FK7 7RP | 01786388618 |
| Sweet Telecom Ltd | CGZ | 19 Station Road, Hants, SO51 8DP | 0808 202 2021 |
| SweetbyteSWEETBYTE LTD | NXR | Wensley House, Rochford, SS4 1ND | 01702540776 |
| Sweethaven Computers | HLC | Sweethaven House, Surrey, RH2 7LL | 01737 247090 |
| Swift Communications Ltd | KLS | 22 Brookside, Cambridgeshire, PE28 5SB | 1480531124 |
| Swift InternetSwiftcom IT Group Ltd | HFI | 30 Greenlands Business Centre, Worcestershire, B98 7HD | 0121 222 0500 |
| Swiftlogic SystemsSWIFTLOGIC SYSTEMS LIMITED | SAT | 294 Hyde Road, Manchester, M34 3EH | 01613992603 |
| Swiftnet Ltd Xfone IncSwiftnet Limited | CVP | Britania House, London, N12 9RY | 0800 8145555 |
| Swish Fibre Limited | PGY | 6th Floor 33 Holborn, London, EC1N 2HT | 07944 506 765 |
| SwishTelecomsSWISH X LTD | NYE | 37 Meadow Brook Close, Wakefield, WF6 1TG | 01924939135 |
| SwishTelecomsSWISH TECHNOLOGIES LTD | QSX | 37 Meadow Brook Close, Normanton, WF6 1TG | 0031610608205 |
| Swisscom HospitalityHoist Group Ltd | EUQ | 126-128 New Kings Road, London, SW6 4LZ | 020 7348 6770 |
| Switch BusinessSWITCH BUSINESS SUPPLY LTD | QDV | 5a Parr Road, Stanmore, HA7 1NP | 07976212110 |
| Switch Communications LtdSCG Corporate Limited | BPV | No1 Croydon, Croydon, CR0 0XT | 020 8604 0000 |
| Switch Digital Voice and Data Solutions LtdSWITCH DIGITAL VOICE AND DATA SOLUTIONS LTD | SAG | 57 Southend Road, Essex, RM17 5NL | 03308383003 |
| Switch ITSWITCH IT SUPPORT LIMITED | NKA | 128 Thornes Lane, Wakefield, WF2 7RE | 01924 911210 |
| Switch Networks Ltd | GSJ | School House, York, YO60 7SS | 01653 917 000 |
| Switch On ITSwitch On Group Ltd | JXD | 33 Morley Street, Swindon, SN11SG | 1793230680 |
| Switch TelecomsSTERCAP (ENERGY) LTD. | NTD | Stercap House, Brighouse, HD6 1PU | 01484401222 |
| Switch UtilitiesSwitch Utilities Limited | DPC | Newbrook House, Nottingham, NG7 5LR | 0845 634 1005 |
| Switch2CheaperCallsSmarter Comparison Ltd | EHG | Elwood House, Hertfordshire, EN5 5BY | 0871 666 4293 |
| Switch2it Ltd | HRY | Suite 8 Design House, Surrey, KT23 4HB | 0800 083 3416 |
| Switching GroupSWITCHING GROUP LIMITED | SBD | Unit 7 Pebble Close, Tamworth, B77 4RD | 01827260261 |
| SwitchlecSJW Electrical Services | IEP | 23 Six Acres, Shrewsbury, SY3 6AF | 0845 467 4224 |
| Switchnet Systems LtdSwitchnet Systems Limited | GVF | 5 Cecil Court, Harlow, CM18 7QR | 01279 306 060 |
| Switchnet UKAirtime Solutions Ltd | PXK | Progress House, Bridgnorth, WV15 5BA | 01746337023 |
| Switchshop LtdSwitchshop Limited | LWP | Switchshop House, Hitchin, SG4 8HP | 1438831870 |
| SyTech ITSyTech IT Limited | KMK | 96 New Street, Stoke-on-trent, ST8 7NW | 01782 478382 |
| SyTech ITSyTech IT Limited | KLZ | 96 New Street, Stoke-on-trent, ST8 7NW | 01782 478382 |
| Sybaris Limited | HXG | Forum 3 Parkway, Fareham, Hampshire, PO6 2TL | 01489 611 822 |
| Sycom Services LtdQuantock Voice Solutions Ltd | GDP | Unit 1 Oggshole Farm, Bridgwater, TA5 2EJ | 0845 056 5605 |
| Sydo IT ServicesSynthetic Dominion IT Services Ltd | KWY | Unit 5 Peel House, Shipley, BD18 3NA | 01274 288022 |
| Sygen Ltd | HNE | Unit 5 Downs Way Industrial Estate, Dumfries, DG1 3RS | 01387 268 826 |
| Symbio Communications Ltd | HRF | Symbio Place, Herts, HP3 9PH | 0800 145 5015 |
| Symbol TelecommunicationsSymbol Consulting Ltd | LGL | Symons House, Leeds, LS2 8DD | 0113 243 2172 |
| Symec Technologies LtdTechnology Recovery Group UK Limited | KZN | 159 Four Acres, Bristol, BS13 8RA | 0117 964 1552 |
| Symphony Telecom LimitedSymphony Telecom Ltd | BCP | Telford House, Herts, HP3 9HN | 01442 283 300 |
| Syn-Star PC Store LTDSyn-Star PC Store Ltd | HAC | 7 The Square, Hampshire, GU32 3HJ | 01730 233350 |
| Synapse Zen BroadbandSynapse UK Limited | GZR | Communications House, London, W1U 6PZ | 020 7060 3500 |
| Syncly DigitalSYNCLY CONSULTING LTD | RFD | B3 Hillborough Business Park, Herne Bay, CT6 6TE | 02037587285 |
| Synergy AssociatesSynergy Associates Ltd | LIN | 1 Great Cumberland Place, London, W1H 7AL | 020 7487 9980 |
| Synergy CommunicationsSynergy Comms Limited | JPY | 18, Hale, WA15 8EE | 1613581099 |
| Synergy ICTSYNERGY ICT INTEGRATED SERVICES LTD | SLU | Unit 4 Castle Mews, Raglan, NP15 2BT | 01600714344 |
| Synergy IT SolutionsSynergy IT Solutions and Management Ltd | MEK | Suite 5, The Chamberlain Building, Birmingham, B1 3HN | 7891670774 |
| Synergy MaxSYNERGY MAX LTD | PJN | Suite 2a Moorgate Point, Moorgate Road, Merseyside, L33 7XW | 01512303949 |
| Synergy Mobile Limited | GEF | 56 Sheep Street, Northampton, NN1 2LZ | 0871 200 3487 |
| Synergy Office Solutions LLP | EYD | Endeavour House, Barnet, EN5 1HR | 0800 915 6666 |
| Synergy TelecomsYarm Computers Limited | EKS | 149a High Street, Yarm, TS15 9AY | 0800 564 2800 |
| Synergy UKSolid State Computing Limited | IPC | 822 Attercliffe Road, Sheffield, S9 3RS | 1142216569 |
| Synergy UtilitiesCORPORATE MOBILE CONNECTIONS LIMITED | JBJ | Moorate Point, Moorgate Road, Liverpool, L33 7XW | 15154508058 |
| Synextra Limited | IYP | Warren Bruce Court, Manchester, M17 1LB | 1618831383 |
| SyniumSynium Ltd | KUB | Fell House, Henley in Arden, B95 5FY | 1216630203 |
| Syntec uk LtdSyntec Limited | CXX | 18 The Avenue, London, W13 8PH | 0845 092 2004 |
| Synthesis-ITSynthesis IT Limited | FMU | Amron House, Tyne & Wear, NE29 6RN | 0191 270 4371 |
| Synthetic Hosting | PVB | Thorney Island, Emsworth, PO10 8DH | 07398164403 |
| Synvitech LimitedSYNVITECH LIMITED | RNG | 24 Clarence Avenue, New Malden, KT3 3ED | 020 3747 9790 |
| SysFix IT SupportSysFix IT Support Ltd | HRA | 99 Meadvale Road, London, CR0 6JZ | 020 3095 7740 |
| SysGroup Trading LtdSysgroup Plc | FXQ | Walker House, Liverpool, L2 3YL | 3331019000 |
| SysSolutions Ltd | JLA | Avalon,, Barnet, EN5 3HT | 4.42083E+11 |
| Syscomm Limited | DUR | Syscomm House, Warwickshire, CV8 2GF | 01926 856000 |
| Sysnet Support Limited | ISK | 6a Bicton Lane, Shropshire, SY48EH | 1952898301 |
| Sysright Ltd | JJD | 10 Cassilis Rd, Twickenham, TW1 1RU | 2088923956 |
| Systal Holdings LtdSYSTAL HOLDINGS LIMITED | QUC | 1 Rowan House, Glasgow, G33 1AP | 0330 159 3800 |
| Systech IT SolutionsSystech IT Solutions Limited | LDQ | Brough Business Centre, Brough, Hu151EN | 01482 770583 |
| Systeem GroupSYSTEEM LIMITED | NKG | The Old Haybarn, Cheshire, CW6 9BL | 07551337117 |
| System 15System 15 Limited | KMJ | Kestrel Court, Gloucester, GL2 2AT | 01452 643515 |
| System Force ITSystem Force I.T Limited | HFB | Units C1 and C2 Brearley Place, Gloucestershire, GL2 2GB | 0845 862 0077 |
| System I T Ltd / System TelecomsSystem Information Technology Limited | FMX | 1 Merchants Drive, Cumbria, CA3 0JW | 01228 516 555 |
| System ITsystemit | IGQ | Warwick House, Carlisle, CA1 2UT | 1228516555 |
| System Integrity Limited | HRE | 3 East Hill Road, Perthshire, PH3 1RA | 01764 660 222 |
| SystemActiveJARVIS TECH LIMITED | SHE | Napier House , Crown Technical Centre, Heathfield, TN21 8ZQ | 01435860181 |
| SystemHOST CommunicationsSystemhost Limited | FUI | Holmere Hall, Lancs, LA5 9SN | 01524 737414 |
| SystemWiseSystem Wise Ltd | IAS | 107 Saughtonhall Drive, Edinburgh, EH12 5TS | 0131 313 0707 |
| SystemagicSystemagic Ltd | JJB | Waterhouse, Bath, BA2 7JB | 1225426800 |
| Systems IT Support & Consultancy Ltd | GWU | Europoint House, London, SE1 0NZ | 0844 854 6844 |
| Systems In TechnologySYSTEMS IN TECHNOLOGY LTD | PFE | 2 Court Mews, Cheltenham, GL52 6Hs | 02035983954 |
| Systems Intergration UK Ltd | ETT | Ragsdale House, Derbyshire, DE11 7JG | 0800 980 0080 |
| SytecSytec - Systems & Technology Ltd | IDK | 26 Parkers Close, Salisbury, SP5 3RB | 0333 344 2222 |
| SytechsSIMON P ANDREE | JHQ | 140 High Road, Broxbourne, EN10 7DQ | 1992352233 |
| s young networks ltdS Young Networks Ltd | QYB | 32 midfield drive, kirkcaldy, ky1 3lw | 07855465511 |
| saloptechSALOP TECHNOLOGY LTD | NEH | 11/12 the parade shopping centre, shrewsbury, sy11dl | 07814489627 |
| scotenergy4USCOT ENERGY 4 U LIMITED | NRV | 8 mitchell Street, scotland, ky8 5la | 07769665949 |
| secureVirtualECKO London Limited | IML | 70 Hill Street, Richmond, TW9 1TW | 2080991500 |
| simplecallSimple Call Limited | MVS | 5 Greenwich View Place, London, E14 9NN | 2035700700 |
| smalltalk communicationsAllenwood Enterprises Ltd. | CFY | Bourne House, Cumbria, CA2 5XF | 01228 635554 |
| smart telecomSmart -Telecom LTD | MBG | 3-5 Rickmansworth Road,, Watford, WD18 0GX | 3333449779 |
| smartnumbers?Resilient Limited | KNM | 25-27 Shaftesbury Avenue, London, W1D 7EQ | 020 3162 3000 |
| soVision ITSOVISION IT LTD | PJS | soVision IT Ltd, Keynsham, BS31 2UG | 01179864026 |
| swift fibre communicationsswift fibre communications ltd | LYZ | 75 delph street, wigan, wn6 7ef | 7540191762 |
| sysTechITSYSTECHIT Technology Ltd | MFI | 83 Ducie Street, Manchester, M1 2JQ | 1978288888 |
Source: Ofcom UK Numbering Data (RID register), Open Government Licence v3.0. Addresses are the companies’ own register entries and can lag behind moves or renames.