| RAYNER INTRAOCULAR LENSES LIMITED | Other manufacturing | 1958 | Audit-exempt subsidiary |
| TESTEMP LIMITED | Computers, electronics and optics | 1965 | Total exemption (full) |
| NEWNHAM ENGINEERING LIMITED | Fabricated metal products | 1967 | Total exemption (full) |
| CREATIVE INSTRUMENTATION LIMITED | Machinery and equipment | 1970 | Total exemption (full) |
| VULCANA GAS APPLIANCES LIMITED | Fabricated metal products | 1972 | Total exemption (full) |
| LEMO (U.K.) LIMITED | Computers, electronics and optics | 1972 | Full accounts |
| TN UNITED KINGDOM, LTD. | Other manufacturing | 1973 | Full accounts |
| ADVANCED POLYMERS LIMITED | Rubber and plastics | 1974 | Total exemption (full) |
| L & S PRINTING COMPANY LIMITED | Printing and recorded media | 1981 | Total exemption (full) |
| ELECTRONIC TEMPERATURE INSTRUMENTS LIMITED | Computers, electronics and optics | 1983 | Full accounts |
| A.M.C. SHEET METAL FABRICATIONS LIMITED | Fabricated metal products | 1984 | Total exemption (full) |
| SUSSEX PRINT FINISHERS LIMITED | Printing and recorded media | 1984 | Total exemption (full) |
| QUALITY CATERING EQUIPMENT LIMITED | Other manufacturing | 1985 | Total exemption (full) |
| APPLIED KILOVOLTS LIMITED | Computers, electronics and optics | 1987 | Audit-exempt subsidiary |
| TEMPERATURE APPLIED SCIENCES LIMITED | Electrical equipment | 1987 | Total exemption (full) |
| T. M. ELECTRONICS (U.K.) LIMITED | Computers, electronics and optics | 1988 | Total exemption (full) |
| SIMPLEX LIMITED | Fabricated metal products | 1988 | Total exemption (full) |
| ALLSOPS C.T.F. LTD. | Clothing | 1989 | Total exemption (full) |
| EUROLINK PRINTING LIMITED | Printing and recorded media | 1990 | Total exemption (full) |
| VIKING EXTRUSIONS LIMITED | Rubber and plastics | 1991 | Total exemption (full) |
| FERMIONX LTD | Computers, electronics and optics | 1992 | Total exemption (full) |
| SEABORNE PLASTICS LIMITED | Rubber and plastics | 1994 | Total exemption (full) |
| NORDELL LIMITED | Rubber and plastics | 1994 | Full accounts |
| J W S BUILDING SERVICES LIMITED | Rubber and plastics | 1994 | Total exemption (full) |
| SPECIALITY BREADS LIMITED | Food products | 1996 | Group accounts |
| BY THE SEA LIMITED | Printing and recorded media | 1996 | Total exemption (full) |
| SMAC EUROPE LIMITED | Electrical equipment | 1996 | Small company accounts |
| SEWARD LIMITED | Machinery and equipment | 1996 | Total exemption (full) |
| BROWNHILL FARM STUDIOS LIMITED | Printing and recorded media | 1996 | Total exemption (full) |
| WHITEGATE SYSTEMS LTD | Computers, electronics and optics | 1996 | Total exemption (full) |
| CASCO EUROPE LIMITED | Other manufacturing | 1997 | Group accounts |
| PREMIER PRODUCT FINISHING LTD. | Printing and recorded media | 1997 | Total exemption (full) |
| CONCEPT EQUIPMENT LIMITED | Machinery and equipment | 1998 | Total exemption (full) |
| ASH JOINERY LIMITED | Wood products | 1999 | Total exemption (full) |
| TAILORED TEST SOLUTIONS LIMITED | Computers, electronics and optics | 1999 | Total exemption (full) |
| EUROTEC INDUSTRIES LIMITED | Fabricated metal products | 1999 | Total exemption (full) |
| PRESSCO PRECISION ENGINEERING LIMITED | Fabricated metal products | 1999 | Total exemption (full) |
| DESIGN SPECIFIC LIMITED | Other manufacturing | 2000 | Total exemption (full) |
| WAUKESHA BEARINGS LIMITED | Fabricated metal products | 2001 | Full accounts |
| TOBY TIGER LIMITED | Clothing | 2001 | Total exemption (full) |
| STAINGER GLASS LIMITED | Glass, ceramics, cement and stone | 2002 | Total exemption (full) |
| FINE-CAST FOUNDRY LIMITED | Basic metals | 2002 | Full accounts |
| NOT ONLY WORDS LIMITED | Printing and recorded media | 2002 | Total exemption (full) |
| LETHAL AUTO DESIGN LTD | Repair and installation of machinery | 2002 | Total exemption (full) |
| THE HANDRAIL PEOPLE LIMITED | Fabricated metal products | 2003 | Total exemption (full) |
| BAKER PRESS LIMITED | Printing and recorded media | 2003 | Total exemption (full) |
| FABLIAUX LTD | Fabricated metal products | 2004 | Total exemption (full) |
| RED RIVER SOLUTIONS LIMITED | Printing and recorded media | 2004 | Total exemption (full) |
| THERMOMETERS UK LIMITED | Computers, electronics and optics | 2005 | Total exemption (full) |
| PALLET HANDLING PENSHURST LIMITED | Wood products | 2005 | Total exemption (full) |
| R D T TECHNOLOGY LIMITED | Pharmaceuticals | 2005 | Total exemption (full) |
| HEALTHY FOOD BRANDS LIMITED | Food products | 2006 | Total exemption (full) |
| SABRE STONE LIMITED | Glass, ceramics, cement and stone | 2006 | Total exemption (full) |
| CONTROL FREQ LIMITED | Computers, electronics and optics | 2007 | Total exemption (full) |
| FREESTYLE KITCHEN STUDIO LIMITED | Furniture | 2007 | Total exemption (full) |
| DISTINCTION CONTRACTS LIMITED | Furniture | 2008 | Total exemption (full) |
| TWL IRRIGATION LIMITED | Electrical equipment | 2008 | Total exemption (full) |
| RESQUIP LIMITED | Machinery and equipment | 2008 | Total exemption (full) |
| RACHAEL`S KITCHEN LIMITED | Food products | 2009 | Total exemption (full) |
| PRECISION BALL & GAUGE CO. LIMITED | Other manufacturing | 2009 | Small company accounts |