| FRONTIER SMART TECHNOLOGIES LIMITED | Cambridge | 2001 | Full accounts |
| GS CONTROLS LIMITED | Blackburn | 2001 | Total exemption (full) |
| ELEKTRONICS EUROPE LIMITED | Wakefield | 2001 | Total exemption (full) |
| SOLARTRON METROLOGY LIMITED | Leicester | 2001 | Full accounts |
| ALCHEMY TECHNICAL CONSULTING LIMITED | St Asaph Business Park | 2001 | Total exemption (full) |
| SCIAKY ELECTRONICS LIMITED | High Wycombe | 2001 | Total exemption (full) |
| SPACEBRIDGE (EMEA) LTD | Cambridge | 2001 | Small company accounts |
| H C CONTROLS LIMITED | York | 2001 | Total exemption (full) |
| BARRIC LIMITED | Diss | 2001 | Total exemption (full) |
| SMAR-TECHNOLOGY LIMITED | Wakefield | 2001 | Unaudited abridged |
| ANALYTICAL TECHNOLOGY INTERNATIONAL LIMITED | Macclesfield | 2001 | Total exemption (full) |
| PD DEVICES LIMITED | South Brent | 2001 | Audit-exempt subsidiary |
| TEST PRODUCTS INTERNATIONAL EUROPE LIMITED | Haywards Heath | 2001 | Small company accounts |
| REACTEC LIMITED | Glasgow | 2001 | Small company accounts |
| INFINITESIMA LIMITED | Abingdon | 2001 | Full accounts |
| APPLIED TRAFFIC LIMITED | Reading | 2001 | Small company accounts |
| DATADOT TECHNOLOGY (UK) LIMITED | Norwich | 2001 | Total exemption (full) |
| SUPPLYLINE AUTO I.D. LIMITED | Cowfold | 2001 | Total exemption (full) |
| ITRON METERING SOLUTIONS UK LIMITED | Martlesham | 2001 | Full accounts |
| UNIVERSAL SMART CARDS LIMITED | Borehamwood | 2001 | Total exemption (full) |
| KENTECH ELECTRONIC PRODUCTION LIMITED | Ramsgate | 2001 | Total exemption (full) |
| LEWIS ELECTRONICS LIMITED | Peterborough | 2001 | Total exemption (full) |
| SERCON LIMITED | Crewe | 2001 | Total exemption (full) |
| ARDEN PHOTONICS LTD | Solihull | 2001 | Total exemption (full) |
| CABLETIME LIMITED | London | 2001 | Small company accounts |
| FUELSTRETCHER LIMITED | Exeter | 2001 | Total exemption (full) |
| ORANGE TREE TECHNOLOGIES LIMITED | Didcot | 2001 | Total exemption (full) |
| ADVION LTD | Ipswich | 2001 | Small company accounts |
| VALE TECH SERVICES LTD | Evesham | 2001 | Unaudited abridged |
| ADVANCED AUTOMATION SOLUTIONS LIMITED | Milton Keynes | 2001 | Total exemption (full) |
| SUNA COMMUNICATION LIMITED | Worcester Park | 2001 | Total exemption (full) |
| SHERIFF TECHNOLOGY LTD | High Wycombe | 2001 | Audit-exempt subsidiary |
| COMBINED LOGICAL SOLUTIONS LTD. | Carterton | 2001 | Total exemption (full) |
| RELIANT MACHINERY LIMITED | Watford | 2001 | Total exemption (full) |
| VITEC LTD | Dunfermline | 2001 | Group accounts |
| CHROMALOX (UK) LIMITED | London | 2001 | Audit-exempt subsidiary |
| INSTRUMENTEL LIMITED | Oxford | 2001 | Full accounts |
| ORMAL ELECTRONICS LIMITED | Swindon | 2001 | Total exemption (full) |
| CROWN WINDLEY LIMITED | Derby | 2001 | Total exemption (full) |
| CRS ELECTRONICS LIMITED | Crawley | 2001 | Total exemption (full) |
| INTELLIGENT GROUP SOLUTIONS LIMITED | Thatcham | 2001 | Total exemption (full) |
| TRIPLEPLAY SERVICES HOLDINGS LIMITED | London | 2001 | Group accounts |
| VISHAY NEWPORT LIMITED | Newport | 2001 | Full accounts |
| MD CONTROLS LIMITED | Bury St Edmunds | 2001 | Total exemption (full) |
| ROLAND DG (U.K.) LIMITED | Bristol | 2001 | Medium company accounts |
| ELECTRICAL TESTING SURVEYORS LIMITED | Exeter | 2001 | Total exemption (full) |
| IMPRESS SENSORS & SYSTEMS LIMITED | Wimborne | 2002 | Audit-exempt subsidiary |
| CURTISS-WRIGHT CONTROLS (UK) LIMITED | Christchurch | 2002 | Full accounts |
| VPG SYSTEMS UK LIMITED | Bradford | 2002 | Full accounts |
| TROONVALE SCIENTIFIC LIMITED | Northampton | 2002 | Total exemption (full) |
| ALPHA CONTROL SERVICES LTD | Bristol | 2002 | Total exemption (full) |
| PHOENIX SYSTEMS UK LIMITED | Fareham | 2002 | Full accounts |
| COTEC TECHNOLOGY LIMITED | Cleveland | 2002 | Total exemption (full) |
| GRADING SYSTEMS (UK) LIMITED | Vidlin | 2002 | Total exemption (full) |
| SKYWORKS SOLUTIONS LIMITED | Hove | 2002 | Small company accounts |
| SANMINA-SCI U.K. LIMITED | London | 2002 | Full accounts |
| BRONKHORST (UK) LIMITED | Newmarket | 2002 | Small company accounts |
| DIGITAL VIEW GROUP LIMITED | Knebworth | 2002 | Total exemption (full) |
| GOOCH & HOUSEGO (TORQUAY) LIMITED | Somerset | 2002 | Audit-exempt subsidiary |
| QUARK MOTORSPORT LTD | Lincoln | 2002 | Total exemption (full) |