| DAVALOW DORLEC SYSTEMS LIMITED | Birmingham | 2003 | Total exemption (full) |
| JAMARK PRECISION ENGINEERS LIMITED | Barnoldswick | 2003 | Total exemption (full) |
| LINIAN SUPPLY CO. LIMITED | Glasgow | 2003 | Total exemption (full) |
| J. COOTE ENGINEERS LIMITED | Cleckheaton | 2003 | Total exemption (full) |
| JOHN HALL LIMITED | — | 2003 | Total exemption (full) |
| NORTHPOINT LIMITED | Dukinfield | 2003 | Total exemption (full) |
| WKF 98 LIMITED | Scarborough | 2003 | Total exemption (full) |
| CONSERVATORY ROOF SOLUTIONS LIMITED | Prescot | 2003 | Total exemption (full) |
| DIETECH ENGINEERING COMPANY LIMITED | Blackburn | 2003 | Total exemption (full) |
| HUMBER SPECIALIST FABRICATORS LIMITED | Mexborough | 2003 | Total exemption (full) |
| IFEX STRUCTURALS LIMITED | Chatteris | 2003 | Unaudited abridged |
| INDUSTRIAL FAN SERVICES LIMITED | Halesowen | 2003 | Unaudited abridged |
| KOFAB ENGINEERING LIMITED | Cheshire | 2003 | Total exemption (full) |
| DCV PRECISION LIMITED | Aldershot | 2003 | Total exemption (full) |
| M D COLLINS STEEL BUILDINGS LIMITED | Gloucestershire | 2003 | Total exemption (full) |
| RITEFAST LTD | London | 2003 | Total exemption (full) |
| THAMES CRYOGENICS LIMITED | Didcot | 2003 | Small company accounts |
| MERLIN ENGINEERS LIMITED | Sandy | 2003 | Total exemption (full) |
| SAFELINCS LIMITED | Alford | 2003 | Full accounts |
| ACTIVE MOULDS LIMITED | Estate Dinnington, Sheffield | 2003 | Total exemption (full) |
| ANGLIA DOOR SYSTEMS LIMITED | Thetford | 2003 | Total exemption (full) |
| CBR ENGINEERING LIMITED | Castleford | 2003 | Total exemption (full) |
| PEMBERTON ENGINEERING LIMITED | Willenhall | 2003 | Total exemption (full) |
| ABC POWER SOLUTIONS LTD | Stafford | 2003 | Full accounts |
| DURIGHT ENGINEERING LIMITED | West Midlands | 2003 | Total exemption (full) |
| KUDOX LIMITED | London | 2003 | Full accounts |
| SILEBY FABRICATIONS LIMITED | Loughborough | 2003 | Total exemption (full) |
| ACCORD ENGINEERING LIMITED | Stevenage | 2003 | Small company accounts |
| K2 ALUMINIUM SYSTEMS LIMITED | Merseyside | 2003 | Total exemption (full) |
| PURE THEATRE LTD | Telford | 2003 | Total exemption (full) |
| FSC STAINLESS & ALLOYS LTD | Enfield | 2003 | Small company accounts |
| ILLSTON & ROBSON LIMITED | Birmingham | 2003 | Total exemption (full) |
| UNIVERSAL SHEET METAL LIMITED | Redditch | 2003 | Total exemption (full) |
| JOHN JENKINS & SON (SCOTLAND) LTD. | Falkirk | 2003 | Total exemption (full) |
| ROCKBIT UK LIMITED | Wallsend | 2003 | Total exemption (full) |
| WAYLAND SHEET METAL & FABRICATIONS LIMITED | Heywood | 2003 | Total exemption (full) |
| AC ENGINEERING (BYFLEET) LIMITED | Surrey | 2003 | Total exemption (full) |
| CORMAN LIMITED | Stafford | 2003 | Total exemption (full) |
| TMF MIDLANDS LIMITED | Willenhall | 2003 | Unaudited abridged |
| METAL DEVELOPMENTS LIMITED | Wellington | 2003 | Total exemption (full) |
| JBF GROUP PROJECTS LTD | Bromborough | 2003 | Small company accounts |
| MCWILLIAMS ENGINEERING LIMITED | South Molton | 2003 | Total exemption (full) |
| BERKELEY FABRICATION & WELDING LTD | Berkeley | 2003 | Total exemption (full) |
| MIDLAND DEBURR & FINISH LIMITED | Lye | 2003 | Total exemption (full) |
| PINET LIMITED | London | 2003 | Small company accounts |
| ELMAX ENGINEERING LIMITED | Stockport | 2003 | Total exemption (full) |
| HYDRASPECMA SAMWON LTD | Newton Aycliffe | 2003 | Full accounts |
| RECUT LIMITED | Sheffield | 2003 | Total exemption (full) |
| FERRON FABRICATIONS LIMITED | Norwich | 2003 | Unaudited abridged |
| LOWE ENGINEERING LIMITED | Leeds | 2003 | Total exemption (full) |
| CELTIC PROCESS SYSTEMS LIMITED | Whitland | 2003 | Group accounts |
| AMBAR KELLY LIMITED | Welwyn Garden City | 2003 | Total exemption (full) |
| HIGH TORQUE DISTRIBUTION LIMITED | Coatbridge | 2003 | Total exemption (full) |
| EURO TRUCK BODIES LIMITED | Bishop Auckland | 2003 | Total exemption (full) |
| FORMET FABRICATIONS LIMITED | Littlehampton | 2003 | Total exemption (full) |
| APPLIED METAL TECHNOLOGY LIMITED | Leeds | 2003 | Total exemption (full) |
| J & E FABRICATIONS LIMITED | Cresswell | 2003 | Total exemption (full) |
| JENCOL ENGINEERING LIMITED | Huntingdon | 2003 | Total exemption (full) |
| SURESTEP (UK) LTD | Addlethorpe | 2003 | Total exemption (full) |
| DERBY ROAD AND RACE LIMITED | Belper | 2003 | Total exemption (full) |