| SPECIALISED UNIT HANDLING LIMITED | Machinery and equipment | 1980 | Total exemption (full) |
| C.D.C. HEAVY TEXTILES LIMITED | Rubber and plastics | 1985 | Total exemption (full) |
| D.R. ELECTRICAL LIMITED | Repair and installation of machinery | 1987 | Total exemption (full) |
| RICH PRINT LIMITED | Printing and recorded media | 1991 | Total exemption (full) |
| T. SULLIVAN ENGINEERING LIMITED | Fabricated metal products | 1991 | Total exemption (full) |
| C.L.M. SERVICES LIMITED | Fabricated metal products | 1996 | Unaudited abridged |
| KRUPA BROS & SON LIMITED | Fabricated metal products | 2001 | Total exemption (full) |
| COMPACTOR SERVICES (NORTHERN) LIMITED | Repair and installation of machinery | 2010 | Total exemption (full) |