| TRI-WALL SWANSEA LIMITED | Wood products | 1937 | Small company accounts |
| TRI-WALL NORTH EAST LIMITED | Wood products | 1953 | Full accounts |
| EARLEY ENGINEERING LIMITED | Other manufacturing | 1993 | Total exemption (full) |
| TRI-WALL CHESTERFIELD LIMITED | Paper and paperboard | 1996 | Full accounts |
| DG WINDOW SERVICES LIMITED | Rubber and plastics | 2003 | Total exemption (full) |
| BEST FOR ENTERTAINMENT LTD | Printing and recorded media | 2003 | Total exemption (full) |
| IKV TRIBOLOGY LIMITED | Chemicals | 2004 | Small company accounts |
| TD DESIGN & FABRICATION LIMITED | Basic metals | 2005 | Total exemption (full) |
| SWITCHGEAR SUPPORT LIMITED | Electrical equipment | 2007 | Total exemption (full) |
| CRANE AND LIFTING SERVICES LTD | Repair and installation of machinery | 2009 | Total exemption (full) |
| SCENERY FENCING UK LIMITED | Wood products | 2009 | Total exemption (full) |
| THE SPICED BREAD PUDDING COMPANY LTD. | Food products | 2010 | Total exemption (full) |