| LEEDS AND BRADFORD BOILER COMPANY LIMITED(THE) | Machinery and equipment | 1892 | Full accounts |
| T.& R.WILLIAMSON LIMITED | Chemicals | 1894 | Total exemption (full) |
| A.W.HAINSWORTH & SONS LIMITED | Textiles | 1922 | Full accounts |
| F. BOOTH & SON (VOICERS) LIMITED | Other manufacturing | 1957 | Total exemption (full) |
| ANGLO CARBON & CONTACTS LIMITED | Electrical equipment | 1960 | Total exemption (full) |
| IPSO PRINT LIMITED | Printing and recorded media | 1969 | Total exemption (full) |
| VICKERS LABORATORIES LIMITED | Chemicals | 1971 | Audit-exempt subsidiary |
| RHODES & SCHOLES LIMITED | Furniture | 1972 | Total exemption (full) |
| THE ATKINSON DYEING COMPANY LIMITED | Textiles | 1978 | Audit-exempt subsidiary |
| TRANSFOAM LIMITED | Other manufacturing | 1983 | Total exemption (full) |
| BRINACO LIMITED | Other manufacturing | 1987 | Total exemption (full) |
| HALCYON DRIVES LIMITED | Electrical equipment | 1991 | Total exemption (full) |
| ACTIONPLAS LIMITED | Rubber and plastics | 1991 | Total exemption (full) |
| REFRIGERATED VEHICLES (NORTHERN) LIMITED | Ships, aircraft, rail and other transport | 2001 | Total exemption (full) |
| AUDIOSERV LIMITED | Repair and installation of machinery | 2004 | Total exemption (full) |
| ELITE UK STAIRLIFTS LTD | Repair and installation of machinery | 2006 | Total exemption (full) |
| A.W. HAINSWORTH HOLDINGS LIMITED | Textiles | 2008 | Group accounts |
| G & H MAINTENANCE LIMITED | Repair and installation of machinery | 2009 | Small company accounts |