| BRITISH POLYTHENE INDUSTRIES LIMITED | Rubber and plastics | 1910 | Full accounts |
| CASWELL & COMPANY LIMITED | Chemicals | 1920 | Small company accounts |
| REX BOUSFIELD LIMITED | Wood products | 1937 | Small company accounts |
| BRITISH POLYTHENE LIMITED | Chemicals | 1939 | Full accounts |
| SPIROL INDUSTRIES LIMITED | Fabricated metal products | 1960 | Full accounts |
| BPI 2010 LIMITED | Rubber and plastics | 1968 | Full accounts |
| FOODMAKER LIMITED | Food products | 1968 | Small company accounts |
| RED MILL SNACK FOODS LIMITED | Food products | 1972 | Total exemption (full) |
| MAYNARD & HARRIS PLASTICS | Rubber and plastics | 1975 | Full accounts |
| PEAVEY ELECTRONICS LIMITED | Computers, electronics and optics | 1976 | Total exemption (full) |
| CARMICHAEL ENGINEERING LIMITED | Machinery and equipment | 1977 | Total exemption (full) |
| WELDON STONE ENTERPRISES LIMITED | Glass, ceramics, cement and stone | 1977 | Unaudited abridged |
| MASSMOULD LIMITED | Rubber and plastics | 1981 | Full accounts |
| CAMBRIDGE WEIGHT PLAN LIMITED | Food products | 1982 | Full accounts |
| BD TECHNICAL POLYMER LIMITED | Rubber and plastics | 1982 | Total exemption (full) |
| AQUA-GAS MANUFACTURING LIMITED | Machinery and equipment | 1983 | Small company accounts |
| TRIPLAR LIMITED | Furniture | 1983 | Total exemption (full) |
| JAMES CONNOLLY WHOLESALE LIMITED | Food products | 1986 | Total exemption (full) |
| MULTY UK LTD | Other manufacturing | 1986 | Full accounts |
| RULMECA UK LIMITED | Machinery and equipment | 1986 | Full accounts |
| SYSTEM EDSTROM UK LTD | Repair and installation of machinery | 1987 | Small company accounts |
| KOOKABURRA READER LIMITED | Other manufacturing | 1988 | Small company accounts |
| POWDERTECH (CORBY) LIMITED | Fabricated metal products | 1988 | Total exemption (full) |
| SMARTSCAN LIMITED | Computers, electronics and optics | 1989 | Total exemption (full) |
| ASTABRIDGE LIMITED | Furniture | 1989 | Total exemption (full) |
| TECHNIFAST LTD. | Machinery and equipment | 1990 | Total exemption (full) |
| AIRCARE COMPRESSOR SERVICES LIMITED | Machinery and equipment | 1991 | Total exemption (full) |
| SPRAYLAT INTERNATIONAL LIMITED | Chemicals | 1992 | Total exemption (full) |
| SOUTHERN GROUP LABORATORY LIMITED | Other manufacturing | 1992 | Full accounts |
| ECHO PACKAGING LIMITED | Rubber and plastics | 1992 | Full accounts |
| THE REAL PORK CRACKLING COMPANY LIMITED | Food products | 1992 | Small company accounts |
| RPC CONTAINERS LIMITED | Rubber and plastics | 1993 | Full accounts |
| VIBRA-TECHNICS AUTOMOTIVE LIMITED | Rubber and plastics | 1994 | Total exemption (full) |
| EUROTRACE TRADING LIMITED | Other manufacturing | 1994 | Total exemption (full) |
| PERFORMANCE PANELS LIMITED | Wood products | 1994 | Full accounts |
| CELLULAR MOULDINGS LIMITED | Rubber and plastics | 1994 | Total exemption (full) |
| FMH CONVEYORS INTERNATIONAL LIMITED | Machinery and equipment | 1994 | Full accounts |
| CF HOLDINGS LIMITED | Food products | 1996 | Total exemption (full) |
| LUBRON ADVANCED OILS LTD. | Other manufacturing | 1997 | Total exemption (full) |
| FLEXFILM LIMITED | Chemicals | 1997 | Full accounts |
| GROVE ENGINEERING SERVICES LIMITED | Fabricated metal products | 1997 | Total exemption (full) |
| MACEMAIN + AMSTAD LIMITED | Fabricated metal products | 1997 | Small company accounts |
| HERALD PACKAGING LIMITED | Rubber and plastics | 1997 | Medium company accounts |
| FOURWAYS FABRICATIONS LIMITED | Fabricated metal products | 1997 | Total exemption (full) |
| PREMIER LASER CUTTING LIMITED | Other manufacturing | 1998 | Total exemption (full) |
| SML EUROPE LIMITED | Clothing | 1998 | Small company accounts |
| ABC MACINTOSH LIMITED | Chemicals | 1998 | Total exemption (full) |
| CORBY MECHANICAL SERVICES LIMITED | Repair and installation of machinery | 1999 | Total exemption (full) |
| SIRHOWY VALLEY FOODS LIMITED | Food products | 1999 | Total exemption (full) |
| CRESPEL & DEITERS UK LIMITED | Other manufacturing | 1999 | Small company accounts |
| ULTIMA DISPLAYS LIMITED | Wood products | 1999 | Full accounts |
| TREASURE CHOCOLATES LIMITED | Food products | 2001 | Total exemption (full) |
| MIDLAND SNACKS LIMITED | Food products | 2001 | Small company accounts |
| SYNERGY PACKAGING SOLUTIONS LIMITED | Rubber and plastics | 2001 | Small company accounts |
| PETERLYNN LIMITED | Printing and recorded media | 2002 | Total exemption (full) |
| METALFABS LIMITED | Fabricated metal products | 2003 | Total exemption (full) |
| SPECIALISED PROJECTS LIMITED | Repair and installation of machinery | 2005 | Total exemption (full) |
| WILLOWBROOK PLANT LTD | Repair and installation of machinery | 2005 | Total exemption (full) |
| FASTRAX CONVEYOR ROLLERS LIMITED | Fabricated metal products | 2005 | Total exemption (full) |
| INTELLICONNECT (EUROPE) LIMITED | Other manufacturing | 2005 | Small company accounts |