| DOUGLAS ELECTRONIC INDUSTRIES LIMITED | Computers, electronics and optics | 1946 | Total exemption (full) |
| JOHN E.HAITH LIMITED | Food products | 1961 | Total exemption (full) |
| LUXUS LIMITED | Chemicals | 1965 | Group accounts |
| HI-LITE SIGNS LIMITED | Other manufacturing | 1966 | Total exemption (full) |
| LEAKES MASONRY LIMITED | Glass, ceramics, cement and stone | 1973 | Total exemption (full) |
| TYSON'S (SHIPS RIGGERS) LIMITED | Fabricated metal products | 1982 | Total exemption (full) |
| B & T ASSOCIATES LIMITED | Electrical equipment | 1986 | Total exemption (full) |
| EUROPA INDUSTRIES LIMITED | Paper and paperboard | 1987 | Total exemption (full) |
| LOUTH TRANSFORMER COMPANY LIMITED | Electrical equipment | 1987 | Total exemption (full) |
| POZZANI PURE WATER LIMITED | Machinery and equipment | 1988 | Group accounts |
| TITAN METAL FABRICATIONS LIMITED | Fabricated metal products | 1991 | Total exemption (full) |
| ALLINSON PRINT LIMITED | Paper and paperboard | 1992 | Total exemption (full) |
| NORPOL PACKAGING LIMITED | Rubber and plastics | 1993 | Unaudited abridged |
| D.& D. ENGINEERING (LINCS.) LIMITED | Fabricated metal products | 1994 | Total exemption (full) |
| THE SPICE TRAIL LIMITED | Repair and installation of machinery | 2000 | Total exemption (full) |
| P H MOUNTAIN CORRUGATED LIMITED | Paper and paperboard | 2001 | Unaudited abridged |
| OMERSA AND COMPANY LIMITED | Other manufacturing | 2002 | Unaudited abridged |
| REDDINGWOOD ELECTRONICS LIMITED | Computers, electronics and optics | 2003 | Total exemption (full) |
| RODDEN AND COOPER LIMITED | Wood products | 2003 | Unaudited abridged |
| TEAR-AWAY LEISURE LIMITED | Rubber and plastics | 2003 | Total exemption (full) |
| FOUR WOODS LIMITED | Furniture | 2004 | Total exemption (full) |
| MONO-POLY PRINTERS LIMITED | Printing and recorded media | 2005 | Unaudited abridged |
| FARMWELD SERVICES LTD | Repair and installation of machinery | 2006 | Total exemption (full) |
| MANBY BOX LTD | Electrical equipment | 2008 | Total exemption (full) |
| STRAW PELLETS LTD | Wood products | 2009 | Unaudited abridged |
| BURBRIDGE PACKAGING (LOUTH) LIMITED | Paper and paperboard | 2009 | Unaudited abridged |