| TRESKE LIMITED | Furniture | 1973 | Total exemption (full) |
| A.ONE FEED SUPPLEMENTS LIMITED | Food products | 1975 | Full accounts |
| PROVIMI LIMITED | Food products | 1976 | Full accounts |
| WETHERBY STONE PRODUCTS LIMITED | Other manufacturing | 1977 | Medium company accounts |
| R.S. HALL ENGINEERING LIMITED | Machinery and equipment | 1978 | Total exemption (full) |
| GSM VALTECH INDUSTRIES LIMITED | Fabricated metal products | 1979 | Small company accounts |
| BUTCHER'S PET CARE LIMITED | Food products | 1983 | Full accounts |
| SEVERFIELD PLC | Fabricated metal products | 1983 | Group accounts |
| THE REAL PETFOOD COMPANY LIMITED | Food products | 1988 | Full accounts |
| COD BECK BLENDERS LIMITED | Chemicals | 1988 | Group accounts |
| THIRSK FABRICATIONS LIMITED | Fabricated metal products | 1993 | Total exemption (full) |
| CELLI GROUP (UK) LIMITED | Machinery and equipment | 1996 | Full accounts |
| SHEPHERD'S PURSE CHEESES LIMITED | Food products | 1997 | Total exemption (full) |
| FLEXIBLE MACHINE PRODUCTS LIMITED | Rubber and plastics | 1998 | Total exemption (full) |
| FPS FLEXIBLES UK LTD | Other manufacturing | 1999 | Full accounts |
| TOPSPEC EQUINE LIMITED | Food products | 1999 | Full accounts |
| SPECIAL STEEL SECTIONS LIMITED | Basic metals | 2000 | Total exemption (full) |
| SEVERFIELD (DESIGN & BUILD) LIMITED | Fabricated metal products | 2000 | Full accounts |
| HILL BASTIN INTERIORS LIMITED | Other manufacturing | 2002 | Total exemption (full) |
| HILLSPRINT LIMITED | Printing and recorded media | 2002 | Unaudited abridged |
| OLD MILL FURNITURE (YORKSHIRE) LTD | Other manufacturing | 2003 | Total exemption (full) |
| THE TUBE CREATION CO. LIMITED | Fabricated metal products | 2003 | Unaudited abridged |
| JOHN M WALKER(FARM BUILDINGS) LTD | Fabricated metal products | 2003 | Total exemption (full) |
| SEVERFIELD STRUCTURAL SOLUTIONS LIMITED | Fabricated metal products | 2004 | Full accounts |
| GROVE HOUSE QUALITY WOODEN FURNITURE LIMITED | Furniture | 2004 | Total exemption (full) |
| CRUSHING AND SCREENING LIMITED | Machinery and equipment | 2005 | Total exemption (full) |
| ARTHUR HAIGH LIMITED | Food products | 2005 | Total exemption (full) |
| THIRSK TABLES LIMITED | Furniture | 2008 | Total exemption (full) |
| WETHERBY GROUP OF COMPANIES LIMITED | Other manufacturing | 2008 | Group accounts |
| RESIMAC LIMITED | Chemicals | 2009 | Group accounts |
| MBA ENGINEERING SYSTEMS LIMITED | Repair and installation of machinery | 2010 | Total exemption (full) |