| WHEELABRATOR GROUP LIMITED | Machinery and equipment | 1891 | Medium company accounts |
| BUDENBERG GAUGE COMPANY LIMITED | Machinery and equipment | 1902 | Total exemption (full) |
| GE ENERGY (UK) LIMITED | Repair and installation of machinery | 1912 | Full accounts |
| J.ALLCOCK & SONS LIMITED | Rubber and plastics | 1928 | Total exemption (full) |
| WELLINGTON RUBBER COMPANY LIMITED | Other manufacturing | 1937 | Total exemption (full) |
| THERMO ELECTRON MANUFACTURING LIMITED | Computers, electronics and optics | 1947 | Full accounts |
| S.WHITEHEAD(IRONFOUNDERS)LIMITED | Basic metals | 1950 | Total exemption (full) |
| MAYBRIDGE LIMITED | Chemicals | 1962 | Full accounts |
| SGL CARBON LIMITED | Glass, ceramics, cement and stone | 1963 | Full accounts |
| OLDHAM SEALS LIMITED | Fabricated metal products | 1964 | Full accounts |
| DUBLOK (UK) LIMITED | Other manufacturing | 1966 | Total exemption (full) |
| VEOLIA WATER TECHNOLOGIES & SOLUTIONS UNITED KINGDOM | Chemicals | 1969 | Full accounts |
| LYDALL INDUSTRIAL FILTRATION (EMEA) LIMITED | Textiles | 1970 | Small company accounts |
| CHESHIRE TOOL COMPANY LIMITED | Fabricated metal products | 1971 | Total exemption (full) |
| J.A. HARVEY (BASSINGHAM) LIMITED | Fabricated metal products | 1973 | Full accounts |
| WABTEC TRANSPORTATION SYSTEMS LIMITED | Computers, electronics and optics | 1977 | Full accounts |
| VEOLIA WATER PURIFICATION SYSTEMS LTD. | Machinery and equipment | 1979 | Small company accounts |
| NORTHERN PACKAGING LIMITED | Paper and paperboard | 1980 | Full accounts |
| NOVA GROUP LIMITED | Rubber and plastics | 1980 | Full accounts |
| KRATON CHEMICAL LTD | Chemicals | 1981 | Small company accounts |
| J M HEAFORD LIMITED | Machinery and equipment | 1982 | Total exemption (full) |
| MILLINGTON SLITTING AND REWINDING COMPANY LIMITED(THE) | Paper and paperboard | 1982 | Total exemption (full) |
| PHOENIX INSPECTION SYSTEMS LIMITED | Computers, electronics and optics | 1983 | Small company accounts |
| DANTEC DYNAMICS LIMITED | Computers, electronics and optics | 1983 | Small company accounts |
| THERMO ELECTRON LIMITED | Computers, electronics and optics | 1983 | Full accounts |
| PROCHEM SERVICES LIMITED | Other manufacturing | 1984 | Total exemption (full) |
| CELLPATH LIMITED | Chemicals | 1984 | Audit-exempt subsidiary |
| C4 CARBIDES LIMITED | Other manufacturing | 1985 | Full accounts |
| LEESON POLYURETHANES LIMITED | Chemicals | 1986 | Full accounts |
| PRIMAVERA AROMATHERAPY LIMITED | Other manufacturing | 1986 | Audit-exempt subsidiary |
| REDMARK PRODUCTS LIMITED | Rubber and plastics | 1986 | Total exemption (full) |
| P.J. LIVESEY (MANUFACTURING) LIMITED | Furniture | 1986 | Small company accounts |
| TURBOTECH PRECISION PRODUCTS LIMITED | Fabricated metal products | 1987 | Full accounts |
| GRADUS LIMITED | Rubber and plastics | 1987 | Full accounts |
| M. & S. WATERSERVICES LIMITED | Chemicals | 1988 | Total exemption (full) |
| FEI UK LIMITED | Repair and installation of machinery | 1989 | Full accounts |
| ADVANCED BIOTECHNOLOGIES LIMITED | Chemicals | 1989 | Full accounts |
| CAVITECH SOLUTIONS LIMITED | Machinery and equipment | 1990 | Full accounts |
| VJ TECH LIMITED | Computers, electronics and optics | 1991 | Small company accounts |
| AVOCADO RESEARCH CHEMICALS LIMITED | Chemicals | 1992 | Full accounts |
| TOWNLEY DYESTUFFS LIMITED | Chemicals | 1992 | Unaudited abridged |
| YORKSHIRE SPIN GALVANISING LIMITED | Fabricated metal products | 1992 | Small company accounts |
| ACHESON & ACHESON LIMITED | Chemicals | 1992 | Audit-exempt subsidiary |
| VICKERS BUSINESS SYSTEMS LIMITED | Repair and installation of machinery | 1993 | Total exemption (full) |
| SUN-WA TECHNOS (UK) CONNECT SOLUTIONS LTD | Electrical equipment | 1994 | Medium company accounts |
| TECHNOLOGY DESIGN LIMITED | Machinery and equipment | 1995 | Small company accounts |
| FAST-PAK PACKAGING LIMITED | Paper and paperboard | 1995 | Total exemption (full) |
| VG SYSTEMS LIMITED | Fabricated metal products | 1996 | Full accounts |
| BUDENBERG 4B GROUP LIMITED | Other manufacturing | 1996 | Total exemption (full) |
| BEMIS ASSOCIATES UK LIMITED | Other manufacturing | 1996 | Small company accounts |
| THERMO ONIX LIMITED | Computers, electronics and optics | 1996 | Full accounts |
| OXOID LIMITED | Other manufacturing | 1996 | Full accounts |
| OXOID INTERNATIONAL LIMITED | Other manufacturing | 1996 | Full accounts |
| FRONTLINE IMAGE LTD | Textiles | 1997 | Full accounts |
| ALBION SYSTEMS LIMITED | Printing and recorded media | 1997 | Total exemption (full) |
| SENSORNET LIMITED | Electrical equipment | 1997 | Small company accounts |
| OLIVER CRISPIN ROBOTICS LIMITED | Machinery and equipment | 1997 | Full accounts |
| LYDALL INDUSTRIAL FILTRATION TEXTILE MANUFACTURING (EMEA) LIMITED | Textiles | 1998 | Full accounts |
| PASSCOMM LIMITED | Other manufacturing | 1999 | Total exemption (full) |
| LIFE TECHNOLOGIES BPD UK LIMITED | Pharmaceuticals | 1999 | Full accounts |