| MAGTEC ELECTRIC GATES LIMITED | Reading | 2003 | Total exemption (full) |
| EBAC INDUSTRIAL PRODUCTS LIMITED | Bishop Auckland | 2003 | Small company accounts |
| D & J GENERATORS LIMITED | Lisburn | 2003 | Total exemption (full) |
| CORTEX LIGHTING LIMITED | Wimborne | 2003 | Total exemption (full) |
| TRISKEL MARINE LIMITED | Hayle | 2003 | Total exemption (full) |
| IDE SYSTEMS LIMITED | Cannock | 2003 | Small company accounts |
| SOUMAC ASSEMBLY SERVICES LIMITED | Portsmouth | 2003 | Total exemption (full) |
| KDS SOLUTIONS LTD | Telford | 2003 | Full accounts |
| SABRING LIMITED | Hebden Bridge | 2003 | Total exemption (full) |
| PRO DISPLAY TM LIMITED | Barnsley | 2004 | Total exemption (full) |
| ABMAS ENGINEERING LIMITED | Aberdeen | 2004 | Total exemption (full) |
| JVL UK LIMITED | Milton Keynes | 2004 | Total exemption (full) |
| INVISIO COMMUNICATIONS LTD | Watford | 2004 | Full accounts |
| BLACK MOON LIGHTING LTD. | Loanhead | 2004 | Total exemption (full) |
| DK ASSEMBLIES LIMITED | Bridport | 2004 | Total exemption (full) |
| DRAKA COMTEQ UK LIMITED | Eastleigh | 2004 | Full accounts |
| ANGLEPOISE LIMITED | Waterlooville | 2004 | Total exemption (full) |
| VISION PRODUCTS (EUROPE) LIMITED | Wellingborough | 2004 | Total exemption (full) |
| CARALLON LTD | London | 2004 | Full accounts |
| YELTECH LTD | Guildford | 2004 | Total exemption (full) |
| ITM POWER PLC | Sheffield | 2004 | Group accounts |
| TRINITY WIRING LIMITED | Norfolk | 2004 | Unaudited abridged |
| MIRRORMEDIA LIMITED | Bishop’s Stortford | 2004 | Total exemption (full) |
| CORNELIUS (HOLDINGS) LIMITED | Port Talbot | 2004 | Medium company accounts |
| TEL UK LTD | Glossop | 2004 | Small company accounts |
| SGB ELECTRICAL SERVICES LIMITED | Sheffield | 2004 | Total exemption (full) |
| UNITED ELECTRICAL PRODUCTS LIMITED | Wolverhampton | 2004 | Total exemption (full) |
| CONTROL SYSTEMS DESIGN LIMITED | Walsall | 2004 | Unaudited abridged |
| MOTION SYSTEMS LIMITED | Widnes | 2004 | Unaudited abridged |
| SUTTON PROJECT MANAGEMENT LIMITED | Scunthorpe | 2004 | Total exemption (full) |
| DYSON EXCHANGE LIMITED | Wiltshire | 2004 | Small company accounts |
| CHILLO AUTOMATION LIMITED | West Midlands | 2004 | Total exemption (full) |
| BKM CONTROLS LIMITED | Windmill Lane Denton | 2004 | Total exemption (full) |
| PUREX INTERNATIONAL LIMITED | Brough | 2004 | Full accounts |
| LIHOO (UK) LIMITED | Bathgate | 2004 | Total exemption (full) |
| SWITCHGEAR LIMITED | Wetherby | 2004 | Total exemption (full) |
| WILLOW ELECTRONICS UK LIMITED | Burgess Hill | 2004 | Total exemption (full) |
| GEM CABLE SOLUTIONS LIMITED | St Albans | 2004 | Total exemption (full) |
| WRIGHT ELECTRIC COMPANY LIMITED | Calne | 2004 | Total exemption (full) |
| SPRING (EUROPE) LIMITED | Crowborough | 2004 | Total exemption (full) |
| AP TECHNOLOGY LIMITED | London | 2004 | Total exemption (full) |
| RADIANT CONTROL LTD | Coalville | 2004 | Total exemption (full) |
| BECKER MOTORS LTD | Burton on Trent | 2004 | Total exemption (full) |
| SWITCHGEAR TECHNOLOGY LIMITED | Bromley | 2004 | Total exemption (full) |
| LAWTRONIC LIMITED | Watford | 2004 | Total exemption (full) |
| KNIGHT ALARMS LIMITED | Tonbridge | 2004 | Unaudited abridged |
| CQR SECURITY LIMITED | Sheffield | 2004 | Full accounts |
| D-LINE (EUROPE) LIMITED | Telford | 2004 | Audit-exempt subsidiary |
| LUXMORE LIGHTING LIMITED | Surrey | 2004 | Total exemption (full) |
| LOC8TOR LIMITED | Colindale | 2004 | Total exemption (full) |
| PREEDCRETE LIMITED | Sutton-in-Ashfield | 2004 | Audited abridged |
| PHASELINER LIMITED | London | 2004 | Total exemption (full) |
| ELECTRICAL SWITCHGEAR SERVICES LIMITED | Rotherham | 2004 | Total exemption (full) |
| ULTIMATE CREATIONS LIMITED | Sevenoaks | 2004 | Total exemption (full) |
| REDVUE LTD | Preston | 2004 | Total exemption (full) |
| GUIDANCE MARINE LTD | Leicester | 2004 | Full accounts |
| TECPRIME TECHNOLOGY LIMITED | Basingstoke | 2004 | Unaudited abridged |
| CCT LIGHTING (UK) LIMITED | Nottingham | 2004 | Total exemption (full) |
| WIRELESS ALERT SOLUTIONS LIMITED | Market Harborough | 2004 | Total exemption (full) |
| LUCECO PLC | Telford | 2004 | Group accounts |