| ULSTER CARPET MILLS (HOLDINGS) LIMITED | Textiles | 1938 | Group accounts |
| TAYTO (N.I.) LIMITED | Food products | 1956 | Total exemption (full) |
| MID-ULSTER GRANITE & STONE CO. LIMITED | Other manufacturing | 1964 | Total exemption (full) |
| FRANCIS MCCONE & SONS LIMITED | Glass, ceramics, cement and stone | 1965 | Total exemption (full) |
| C. AND R. FURNITURE (ARMAGH) LIMITED | Furniture | 1973 | Total exemption (full) |
| ALAN LITTLE LIMITED | Repair and installation of machinery | 1975 | Total exemption (full) |
| RAPID INTERNATIONAL LIMITED | Machinery and equipment | 1979 | Full accounts |
| J.F. MCKENNA LIMITED | Rubber and plastics | 1982 | Medium company accounts |
| KINGSPAN WATER & ENERGY LIMITED | Rubber and plastics | 1984 | Full accounts |
| T HEATRICK (CONTRACTS) LIMITED | Glass, ceramics, cement and stone | 1986 | Unaudited abridged |
| CAFOLLA'S ITALIAN ICE CREAM LIMITED | Food products | 1986 | Unaudited abridged |
| ADVANCED PROTEINS UNLTD | Food products | 1990 | Full accounts |
| GLENVALE DESIGN LIMITED | Furniture | 1996 | Total exemption (full) |
| A.R.G. LIMITED | Fabricated metal products | 1997 | Total exemption (full) |
| DAVID REID KITCHENS LIMITED | Furniture | 1998 | Total exemption (full) |
| HUDSON TRAILERS (NI) LTD | Motor vehicles and parts | 1999 | Unaudited abridged |
| B L SHUTTERS LIMITED | Fabricated metal products | 2002 | Total exemption (full) |
| ARMAGH MARBLE LTD | Glass, ceramics, cement and stone | 2004 | Unaudited abridged |
| MASON'S ANIMAL FEEDS LTD | Food products | 2004 | Medium company accounts |
| W SMYTH ACCIDENT REPAIR CENTRE LTD | Repair and installation of machinery | 2006 | Total exemption (full) |
| T & A LIMITED | Fabricated metal products | 2009 | Total exemption (full) |