| DRC POLYMER PRODUCTS LIMITED | Rubber and plastics | 1946 | Small company accounts |
| WESLEY COE (CAMBRIDGE) LIMITED | Other manufacturing | 1952 | Total exemption (full) |
| FAERCH UK LIMITED | Rubber and plastics | 1971 | Audit-exempt subsidiary |
| K. & K. MOULDINGS LIMITED | Ships, aircraft, rail and other transport | 1973 | Total exemption (full) |
| FAERCH UKCO II LIMITED | Rubber and plastics | 1974 | Unaudited abridged |
| E. CHAMBERS (MECHANICAL ENGINEERING SERVICES) LIMITED | Fabricated metal products | 1975 | Total exemption (full) |
| ROBYDOME PROPERTIES LIMITED | Computers, electronics and optics | 1976 | Total exemption (full) |
| IVOR SEARLE LIMITED | Machinery and equipment | 1978 | Full accounts |
| SCREENPRINT (CAMBRIDGE) LTD. | Printing and recorded media | 1983 | Total exemption (full) |
| TECHNEAT ENGINEERING LIMITED | Rubber and plastics | 1984 | Total exemption (full) |
| FLOW CALIBRATION SERVICES LIMITED | Computers, electronics and optics | 1985 | Unaudited abridged |
| OIL & GAS SYSTEMS LIMITED | Computers, electronics and optics | 1987 | Medium company accounts |
| OPTIMUM PRECISION ENGINEERING LIMITED | Fabricated metal products | 1987 | Total exemption (full) |
| CHELTENHAM LAMINATING CO LIMITED | Rubber and plastics | 1988 | Total exemption (full) |
| TSIEN (U.K.) LIMITED | Computers, electronics and optics | 1989 | Total exemption (full) |
| SPECTRA DISPLAYS LIMITED | Electrical equipment | 1989 | Total exemption (full) |
| ABACUS CARDS LIMITED | Printing and recorded media | 1991 | Total exemption (full) |
| PRISM MEDIA PRODUCTS LIMITED | Computers, electronics and optics | 1992 | Total exemption (full) |
| SALMONS BROTHERS LIMITED | Wood products | 1992 | Total exemption (full) |
| ELLUTIA LIMITED | Other manufacturing | 1994 | Total exemption (full) |
| S.H.P. ENGINEERING LTD. | Motor vehicles and parts | 1994 | Total exemption (full) |
| PRECISION ASSOCIATES LIMITED | Repair and installation of machinery | 1996 | Unaudited abridged |
| PERFORMANCE PACKAGING (UK) LIMITED | Paper and paperboard | 1997 | Total exemption (full) |
| PLASFLOW LIMITED | Rubber and plastics | 2000 | Small company accounts |
| RANDALL ENGINEERING SERVICES LIMITED | Fabricated metal products | 2001 | Total exemption (full) |
| DOLPHIN APPLIANCE CARE LIMITED | Repair and installation of machinery | 2001 | Total exemption (full) |
| STANDEN ENGINEERING LIMITED | Machinery and equipment | 2001 | Full accounts |
| FAERCH UKCO III LIMITED | Rubber and plastics | 2002 | Audit-exempt subsidiary |
| MAURER INSTRUMENTS LIMITED | Machinery and equipment | 2002 | Unaudited abridged |
| BIOLOGIX LABORATORIES LIMITED | Pharmaceuticals | 2002 | Total exemption (full) |
| MCV BUS AND COACH LIMITED | Repair and installation of machinery | 2002 | Total exemption (full) |
| KIM JOHNSON LIMITED | Repair and installation of machinery | 2002 | Total exemption (full) |
| CAMBRIDGE LIFE SCIENCES LIMITED | Chemicals | 2003 | Small company accounts |
| G'S FRESH MUSHROOMS LIMITED | Food products | 2003 | Full accounts |
| THORLABS LIMITED | Fabricated metal products | 2004 | Group accounts |
| ASYNT LIMITED | Computers, electronics and optics | 2004 | Total exemption (full) |
| G4 MPS LIMITED | Electrical equipment | 2004 | Total exemption (full) |
| OIL & GAS MANUFACTURING LIMITED | Machinery and equipment | 2005 | Unaudited abridged |
| ELY MARINE LIMITED | Ships, aircraft, rail and other transport | 2006 | Total exemption (full) |
| WEAVER MARINE LIMITED | Ships, aircraft, rail and other transport | 2006 | Total exemption (full) |
| RICHARD DESIGNS LIMITED | Clothing | 2007 | Total exemption (full) |
| T UNDERWOOD (ENGINEERING & REFRIGERATION) LIMITED | Fabricated metal products | 2007 | Total exemption (full) |
| CORKERS CRISPS LTD | Food products | 2007 | Total exemption (full) |
| HOLLOSEAL LTD | Glass, ceramics, cement and stone | 2009 | Total exemption (full) |
| STEVENS BELTING LIMITED | Repair and installation of machinery | 2010 | Total exemption (full) |
| MAXIMUM PRECISION LTD | Other manufacturing | 2010 | Unaudited abridged |
| JOYNER BOLT UK LIMITED | Fabricated metal products | 2010 | Total exemption (full) |