| BOYNTON BROS. & HALLAM (RANSKILL) LIMITED | Retford | 1978 | Total exemption (full) |
| T.T.S. TRUCK TYRE SPECIALISTS LIMITED | Weston-super-Mare | 1978 | Total exemption (full) |
| LOADLOK ROLAND UK LTD | Shipley | 1978 | Full accounts |
| REDWOOD STRIP CURTAINS LIMITED | Clevedon | 1978 | Total exemption (full) |
| HALCYON PLASTICS LIMITED | Wellingborough | 1978 | Total exemption (full) |
| N. MINIKIN & SONS LIMITED | York | 1978 | Total exemption (full) |
| NIFCO UK LIMITED | Stockton-on-Tees | 1978 | Full accounts |
| BATTLEY MARINE LTD. | Dereham | 1978 | Total exemption (full) |
| SMITH OF DERBY LIMITED | Derbyshire | 1978 | Total exemption (full) |
| GARD PLASTICASES LIMITED | Tonbridge | 1978 | Total exemption (full) |
| THUMBS-UP (BURY) LIMITED | Bury, | 1978 | Full accounts |
| SANSETSU UK LIMITED | Milton Keynes | 1978 | Group accounts |
| HAROLD MOORE LIMITED | Sheffield | 1978 | Total exemption (full) |
| KAY DEE ENGINEERING (PLASTICS) LIMITED | Shipley | 1979 | Total exemption (full) |
| APTAR UK LIMITED | Leeds | 1979 | Full accounts |
| RADIUS PLASTICS LIMITED | Lurgan | 1979 | Full accounts |
| NORTHERN IRELAND PLASTICS LIMITED | Belfast | 1979 | Full accounts |
| CRAIGAVON PLASTICS LIMITED | Portadown | 1979 | Total exemption (full) |
| M. & A. BROWN (ENGRAVERS) LIMITED | Worsley | 1979 | Total exemption (full) |
| MARWOOD GROUP LIMITED | London | 1979 | Medium company accounts |
| POWELL AND HARBER (PRECISION ENGINEERS) LIMITED | Cannock | 1979 | Small company accounts |
| EXALLOT LIMITED | Tamworth | 1979 | Total exemption (full) |
| KENSON INDUSTRIAL PLASTICS LIMITED | Cannock | 1979 | Total exemption (full) |
| PREMIER FUEL SYSTEMS LIMITED | Derby | 1979 | Total exemption (full) |
| CHEM RESIST GROUP LIMITED | Ravensthorpe Industrial Estate | 1979 | Audit-exempt subsidiary |
| BOYDELL & JACKS LIMITED | Healeywood | 1979 | Total exemption (full) |
| SIVA HOLDINGS LIMITED | Woolston | 1979 | Full accounts |
| VISTA OPTICS LIMITED | Widnes | 1979 | Audit-exempt subsidiary |
| RELIANCE WORLDWIDE CORPORATION (UK) LIMITED | Middlesex | 1979 | Full accounts |
| HALYARD (M & I) LTD | Wimborne | 1979 | Total exemption (full) |
| KAVIA MOULDED PRODUCTS LIMITED | Walsden Todmorden | 1979 | Total exemption (full) |
| LINIC PLASTICS LIMITED | Leicester | 1979 | Total exemption (full) |
| MONDI SCUNTHORPE LIMITED | Weybridge | 1979 | Audit-exempt subsidiary |
| SANISURE LIMITED | Nottingham | 1979 | Audit-exempt subsidiary |
| CROWN PLASTIC MOULDINGS LIMITED | Builth Wells | 1979 | Unaudited abridged |
| BONAPRENE PRODUCTS LIMITED | Wrexham | 1979 | Total exemption (full) |
| CADEMUIR ENGINEERING LIMITED | 139 Fountainbridge | 1979 | Total exemption (full) |
| CPP - LM LIMITED | Gravesend | 1979 | Total exemption (full) |
| GLENDALE PLASTICS LIMITED | Glenrothes | 1979 | Group accounts |
| HEATHCOTE INDUSTRIAL PLASTICS LIMITED | Newcastle under Lyme | 1979 | Total exemption (full) |
| P.15 PLASTICS LTD. | Desford | 1979 | Total exemption (full) |
| AEROVAC KEIGHLEY LTD | London | 1980 | Full accounts |
| ELDER ENGINEERING (HERTS) LIMITED | Welwyn Garden City | 1980 | Total exemption (full) |
| MELTON PLASTICS LIMITED | — | 1980 | Total exemption (full) |
| CORRUGATED PLASTIC PRODUCTS LIMITED | Wimborne | 1980 | Total exemption (full) |
| WATH GROUP LIMITED | Rotherham | 1980 | Total exemption (full) |
| WALLBARN LIMITED | Dudley | 1980 | Total exemption (full) |
| ARDMEL AUTOMATION LIMITED | Glenrothes | 1980 | Small company accounts |
| NOVA GROUP LIMITED | Altrincham | 1980 | Full accounts |
| LINTON PLASTIC MOULDERS LIMITED | Sudbury | 1980 | Audited abridged |
| KILLYLEAGH BOX CO.LIMITED | Belfast | 1980 | Small company accounts |
| FOCAL PLASTICS LIMITED | Ipswich | 1980 | Total exemption (full) |
| PAL GROUP (OPERATIONS) LIMITED | West Midlands | 1980 | Medium company accounts |
| FIBRELITE COMPOSITES LIMITED | Skipton | 1980 | Full accounts |
| GRADE PRODUCTS LIMITED | Coalville | 1980 | Total exemption (full) |
| MARPLE POLYMER PROCESSORS LIMITED | Stockport | 1980 | Total exemption (full) |
| XTEX POLYTHENE LIMITED | Wilsden | 1980 | Total exemption (full) |
| D. GILBERT (MOULDS & DIES) LIMITED | Industrial Estate, Blantyre | 1980 | Total exemption (full) |
| SLIDING DOORS AND WINDOWS LIMITED | Newton Abbot | 1980 | Total exemption (full) |
| WAIVIS LIMITED | Ross on Wye | 1980 | Small company accounts |