| DENIS FERRANTI METERS LIMITED | Fabricated metal products | 1927 | Total exemption (full) |
| MUNSTER SIMMS ENGINEERING LIMITED | Rubber and plastics | 1965 | Full accounts |
| HOGAN (ASPHALT) LTD. | Glass, ceramics, cement and stone | 1979 | Audit-exempt subsidiary |
| HOGAN (CONCRETE) LTD | Glass, ceramics, cement and stone | 1981 | Audit-exempt subsidiary |
| MICRO MATIC UKI LIMITED | Rubber and plastics | 1986 | Group accounts |
| LIQUIDS RESEARCH LIMITED | Chemicals | 1994 | Total exemption (full) |
| INTERNATIONAL SAFETY COMPONENTS LIMITED | Fabricated metal products | 1994 | Total exemption (full) |
| THE GILL CORPORATION EUROPE LIMITED | Rubber and plastics | 1997 | Small company accounts |
| TEEJAC SPORTS LTD | Clothing | 1997 | Total exemption (full) |
| PIA ROSSINI LTD | Textiles | 1997 | Total exemption (full) |
| BLIZZARD PROTECTION SYSTEMS LIMITED | Other manufacturing | 2000 | Audit-exempt subsidiary |
| AGRI-WEB LIMITED | Rubber and plastics | 2000 | Total exemption (full) |
| SIGNS WORKSHOP LIMITED | Wood products | 2004 | Total exemption (full) |
| ELIZABETH BRADLEY DESIGN (2006) LIMITED | Textiles | 2006 | Total exemption (full) |
| DUNLOP AUTOMOTIVES LIMITED | Repair and installation of machinery | 2007 | Total exemption (full) |
| D. HUGHES WELDING & FABRICATION LIMITED | Fabricated metal products | 2008 | Total exemption (full) |
| SALT & PEPPER CATERING LTD | Food products | 2008 | Unaudited abridged |
| MCA SYSTEMS LTD | Electrical equipment | 2009 | Total exemption (full) |
| HEDYN CYF | Printing and recorded media | 2009 | Unaudited abridged |
| MCWHINNEY'S SAUSAGES LIMITED | Food products | 2010 | Unaudited abridged |
| HEATHERLEA FINE FOODS NI LIMITED | Food products | 2010 | Total exemption (full) |
| BILL HIGHAM MARINE LTD | Repair and installation of machinery | 2010 | Total exemption (full) |