| AYCLIFFE ENGINEERING LIMITED | Fabricated metal products | 1947 | Total exemption (full) |
| GESTAMP TALLENT LIMITED | Fabricated metal products | 1948 | Full accounts |
| TRICOGEN LABORATORIES LIMITED | Other manufacturing | 1949 | Total exemption (full) |
| G T COATINGS LIMITED | Fabricated metal products | 1954 | Total exemption (full) |
| HUSQVARNA UK LIMITED | Machinery and equipment | 1970 | Full accounts |
| DORIFLON LIMITED | Chemicals | 1978 | Total exemption (full) |
| LACEGOLD ELECTRICAL AND MECHANICAL SERVICES LIMITED | Repair and installation of machinery | 1984 | Unaudited abridged |
| KADMOUS HOLDINGS (UK) LIMITED. | Other manufacturing | 1985 | Group accounts |
| DALEHILLS LIMITED | Food products | 1985 | Total exemption (full) |
| APPLETREE JOINERY PRODUCTS LIMITED | Wood products | 1985 | Total exemption (full) |
| SABRE RAIL SERVICES LIMITED | Ships, aircraft, rail and other transport | 1987 | Total exemption (full) |
| ROMAN LIMITED | Other manufacturing | 1987 | Group accounts |
| AUTOMOTIVE CHASSIS PRODUCTS UK LIMITED | Fabricated metal products | 1988 | Full accounts |
| TECHWAX LIMITED | Chemicals | 1991 | Full accounts |
| RADIOGRAPHIC ACCESSORIES LIMITED | Other manufacturing | 1994 | Total exemption (full) |
| A.L.M. PRODUCTS LIMITED | Fabricated metal products | 1994 | Total exemption (full) |
| A-TECH FABRICATIONS LIMITED | Machinery and equipment | 1994 | Total exemption (full) |
| PRIMEX PLASTICS LIMITED | Rubber and plastics | 1997 | Full accounts |
| STARLIGHT WINDOWS LIMITED | Fabricated metal products | 1997 | Unaudited abridged |
| HOWARTH LIMITED | Printing and recorded media | 1997 | Total exemption (full) |
| ION PRECISION LIMITED | Machinery and equipment | 1998 | Total exemption (full) |
| OBERLIN FILTER LIMITED | Machinery and equipment | 1999 | Audited abridged |
| ISP HOLDINGS (U.K.) LTD. | Chemicals | 1999 | Full accounts |
| PIPESHIELD INTERNATIONAL LTD | Glass, ceramics, cement and stone | 1999 | Full accounts |
| ROBINSON ENGINEERING LIMITED | Fabricated metal products | 2000 | Total exemption (full) |
| FINLEY STRUCTURES LTD | Fabricated metal products | 2000 | Medium company accounts |
| KATELL LIMITED | Furniture | 2001 | Small company accounts |
| MULTI-SURFACE FABRICATIONS LIMITED | Other manufacturing | 2001 | Small company accounts |
| AYCLIFFE FABRICATIONS LIMITED | Fabricated metal products | 2001 | Total exemption (full) |
| C R ATKINSON & SONS LIMITED | Other manufacturing | 2002 | Total exemption (full) |
| SIESTA BLINDS LTD | Other manufacturing | 2002 | Unaudited abridged |
| HYDRASPECMA SAMWON LTD | Fabricated metal products | 2003 | Full accounts |
| ADVANCE AUTOMATED SYSTEMS LIMITED | Machinery and equipment | 2003 | Total exemption (full) |
| AF ENGINEERING & DESIGN SERVICES LTD | Other manufacturing | 2004 | Unaudited abridged |
| RJS LASER LIMITED | Basic metals | 2004 | Total exemption (full) |
| OCEANTEC MARINE LIMITED | Fabricated metal products | 2004 | Total exemption (full) |
| S.C.H. SITE SERVICES LTD | Fabricated metal products | 2005 | Small company accounts |
| BTS FABRICATIONS LIMITED | Fabricated metal products | 2006 | Total exemption (full) |
| PEIKKO UK LIMITED | Fabricated metal products | 2006 | Small company accounts |
| FULBECK LIMITED | Chemicals | 2006 | Unaudited abridged |
| RAISCO LIMITED | Fabricated metal products | 2007 | Audited abridged |
| TEKMAR ENERGY LIMITED | Other manufacturing | 2007 | Full accounts |
| DURHAM PRECISION ENGINEERING LIMITED | Fabricated metal products | 2007 | Total exemption (full) |
| MERCURY FUEL SYSTEMS LIMITED | Machinery and equipment | 2008 | Total exemption (full) |
| FAB SHOP LIMITED | Fabricated metal products | 2009 | Total exemption (full) |
| FIRE-TECH ENGINEERING LTD | Fabricated metal products | 2010 | Unaudited abridged |