| NUTBERRY LIMITED | Eastbourne | 1978 | Total exemption (full) |
| AITKEN ELECTRICS LIMITED | Glasgow | 1978 | Total exemption (full) |
| EXACTWELD (G.B.) LIMITED | East Grinstead | 1978 | Total exemption (full) |
| PICKERSGILL ELECTROPLATING LIMITED | — | 1978 | Total exemption (full) |
| JOHN S. FEATHER LIMITED | Keighley | 1978 | Total exemption (full) |
| STEPHENS AND STUARTS ENGINEERING COMPANY LIMITED | Southampton | 1978 | Total exemption (full) |
| ZERO CLIPS LIMITED | Birmingham | 1978 | Total exemption (full) |
| C.P. WITTER LIMITED | Shrewsbury | 1978 | Full accounts |
| TALLOT ENGINEERS LIMITED | Llanfyllin | 1978 | Total exemption (full) |
| TECHNICUT LIMITED | Loughborough | 1978 | Medium company accounts |
| BAYBRIDGE PRESS TOOLS LIMITED | Tamworth | 1978 | Total exemption (full) |
| LOMAS ENGINEERING LIMITED | South Yorkshire | 1978 | Total exemption (full) |
| EDMO LIMITED | Wednesbury | 1978 | Full accounts |
| MARIAN ENGINEERING LIMITED | Birtley | 1978 | Total exemption (full) |
| TORNADO WIRE LIMITED | Perthshire | 1978 | Full accounts |
| JURAISE (SPRINGS) LIMITED | Stoke Pound | 1978 | Unaudited abridged |
| MAURICE WALSH & COMPANY LIMITED | Ballynahinch | 1978 | Total exemption (full) |
| PROTEC METAL WORK LIMITED | Aldershot | 1978 | Total exemption (full) |
| E.C.E.ENGINEERING (DUNDEE) LIMITED | Dundee | 1978 | Total exemption (full) |
| PETERSEN STAINLESS RIGGING LIMITED | Tyne and Wear | 1978 | Total exemption (full) |
| LUPULIN LIMITED | Liverpool | 1978 | Total exemption (full) |
| THANET-WARE LIMITED | Bracknell | 1978 | Total exemption (full) |
| CAVALIER SHEET METAL WORKS LIMITED | Nottingham | 1978 | Total exemption (full) |
| CANNON TECHNOLOGIES LIMITED | New Milton | 1978 | Total exemption (full) |
| WESTMIDVENT LIMITED | Halesowen | 1978 | Total exemption (full) |
| KESTREL WINDOWS LIMITED | East Way Chorley | 1978 | Total exemption (full) |
| D & D FABRICATIONS (RUNCORN) LIMITED | Runcorn | 1978 | Total exemption (full) |
| ARGYLE METALS LIMITED | Farnham | 1978 | Total exemption (full) |
| ELAP ENGINEERING LIMITED | Altham | 1978 | Total exemption (full) |
| EDDINGBROOK LIMITED | Todmorden | 1978 | Total exemption (full) |
| R.S.C. PRECISION ENGINEERING LTD | Brentwood | 1978 | Total exemption (full) |
| DAVENTRY METAL PRODUCTS LIMITED | Daventry | 1978 | Total exemption (full) |
| ALTAROUTE LIMITED | Bristol | 1978 | Unaudited abridged |
| H.F. BOND AND CO LIMITED | Colchester | 1978 | Total exemption (full) |
| ERCON METAL FINISHING SYSTEMS LIMITED | Bilston | 1978 | Total exemption (small) |
| COLE METAL PRODUCTS LIMITED | Merseyside | 1978 | Total exemption (full) |
| BEP SURFACE TECHNOLOGIES LIMITED | Manchester | 1978 | Total exemption (full) |
| PORT SUNLIGHT TRAILER CO. LIMITED | Bromborough | 1978 | Total exemption (full) |
| SWANELLS & GRYLLS LIMITED | Milton Keynes | 1978 | Total exemption (full) |
| TANCO ENGINEERING LIMITED | Hensall | 1978 | Total exemption (full) |
| LEMON GROUNDWORK SOLUTIONS LTD | Wickford | 1978 | Medium company accounts |
| BIRMINGHAM BURNER (WALSALL) LIMITED | Walsall | 1978 | Total exemption (full) |
| PINGRADE LIMITED | Loughton | 1978 | Full accounts |
| NICHROME LIMITED | Belfast | 1978 | Total exemption (full) |
| DAYSTATE LIMITED | Stafford | 1978 | Total exemption (full) |
| MODULUS (UK) LIMITED | London | 1978 | Audit-exempt subsidiary |
| F.W. YELLAND & SON (NORTHLEW) LIMITED | Okehampton | 1978 | Total exemption (full) |
| J.G. BURNS LIMITED | Newtownabbey | 1978 | Total exemption (full) |
| FAULD PRECISION MACHINING CO. LIMITED | Lichfield | 1978 | Total exemption (full) |
| RON SAMMONS LIMITED | Brighton | 1978 | Total exemption (full) |
| S & W POLYTUNNEL (UK) LIMITED | Somerset | 1978 | Total exemption (full) |
| WATSON & BROOKMAN (ENGINEERS) LIMITED | Beds | 1978 | Total exemption (full) |
| CENTRI-TECH LIMITED | Lichfield | 1978 | Total exemption (full) |
| CALNE ENGINEERING LIMITED | Calne | 1978 | Total exemption (full) |
| EXPRESS ENGINEERING (GATESHEAD) LIMITED | Gateshead | 1978 | Full accounts |
| NEWCASTLE TOOL & GAUGE LIMITED | Gateshead | 1978 | Full accounts |
| TRAMAR (ENGINEERING) CO. LIMITED | Mold | 1978 | Total exemption (full) |
| THE WA COOKE GROUP LTD | Walkden | 1978 | Total exemption (full) |
| P.H. & M.A. BROOKES ENGINEERING LIMITED | Northwich | 1978 | Total exemption (full) |
| H.V.P. SECURITY SHUTTERS LIMITED | Exeter | 1978 | Total exemption (full) |