| DORMAKABA UK HOLDING LIMITED | Fabricated metal products | 1966 | Full accounts |
| ROTOLOK (HOLDINGS) LIMITED | Machinery and equipment | 1974 | Full accounts |
| ROOTS SYSTEMS LIMITED | Machinery and equipment | 1982 | Full accounts |
| ROTOLOK LIMITED | Machinery and equipment | 1986 | Small company accounts |
| NORTHFIELD FOUNDRY LIMITED | Basic metals | 1990 | Small company accounts |
| PROTECTASEAL LIMITED | Printing and recorded media | 1994 | Total exemption (full) |
| BREAKAWAY EFFECTS LTD. | Glass, ceramics, cement and stone | 1997 | Total exemption (full) |
| BLO-TECH LIMITED | Other manufacturing | 1998 | Small company accounts |
| SOLITEC ENGINEERING LIMITED | Other manufacturing | 1998 | Small company accounts |
| FOSTERVILLE LIMITED | Glass, ceramics, cement and stone | 1999 | Total exemption (full) |
| KABA LIMITED | Fabricated metal products | 1999 | Full accounts |
| NATURAL LOOKS TRADING LIMITED | Chemicals | 2000 | Total exemption (full) |
| BUSH & WILTON LIMITED | Machinery and equipment | 2001 | Small company accounts |
| BIG BLU LIMITED | Printing and recorded media | 2001 | Total exemption (full) |
| LUFFMAN ENGINEERING LIMITED | Fabricated metal products | 2002 | Total exemption (full) |
| CUSTOM RESTORATION LTD | Basic metals | 2004 | Total exemption (full) |
| RADFORDS FINE FUDGE LIMITED | Food products | 2006 | Total exemption (full) |
| LUFFMAN PLANT LTD | Glass, ceramics, cement and stone | 2008 | Small company accounts |
| STILWELL JOINERY LIMITED | Furniture | 2008 | Total exemption (full) |
| STENNER LIMITED | Machinery and equipment | 2009 | Total exemption (full) |
| EARLSMANN LIGHTING LIMITED | Electrical equipment | 2010 | Total exemption (full) |