| I S F GROUP LIMITED | Chemicals | 1901 | Total exemption (full) |
| LIVINGSTON & DOUGHTY LIMITED | Leather goods and footwear | 1904 | Total exemption (full) |
| SMITH BROTHERS (LEICESTER) LIMITED | Fabricated metal products | 1907 | Group accounts |
| OTIS LIMITED | Machinery and equipment | 1917 | Full accounts |
| WILLIAM FREER LIMITED | Repair and installation of machinery | 1928 | Group accounts |
| TRIMAS PACKAGING LIMITED | Rubber and plastics | 1934 | Full accounts |
| GYMPHLEX LIMITED | Clothing | 1935 | Total exemption (full) |
| SPS TECHNOLOGIES LIMITED | Fabricated metal products | 1935 | Full accounts |
| MAWBY & KING,LIMITED | Glass, ceramics, cement and stone | 1937 | Total exemption (full) |
| FINE TUBES LIMITED | Basic metals | 1943 | Full accounts |
| CATERPILLAR (U.K.) LIMITED | Fabricated metal products | 1950 | Full accounts |
| GROZ-BECKERT U.K. LIMITED | Other manufacturing | 1951 | Full accounts |
| WREAKE VALLEY CRAFTSMEN,LIMITED | Furniture | 1951 | Total exemption (full) |
| GREGORY POLLARD LIMITED | Clothing | 1951 | Total exemption (full) |
| AMETEK AIRTECHNOLOGY GROUP LIMITED | Fabricated metal products | 1951 | Full accounts |
| GLENMORE FOUNDRY LIMITED | Basic metals | 1954 | Total exemption (full) |
| MC CHRYSTAL'S (LEICESTER) LIMITED | Tobacco products | 1954 | Total exemption (full) |
| E.E. SMITH CONTRACTS LIMITED | Furniture | 1954 | Full accounts |
| MASON & KING LIMITED | Fabricated metal products | 1954 | Full accounts |
| A.T.SIDDONS & SONS LIMITED | Paper and paperboard | 1955 | Total exemption (full) |
| MUIRHEAD AEROSPACE LIMITED | Repair and installation of machinery | 1956 | Full accounts |
| DUPLUS ARCHITECTURAL SYSTEMS LIMITED | Fabricated metal products | 1957 | Small company accounts |
| AEM LIMITED | Ships, aircraft, rail and other transport | 1959 | Full accounts |
| ECLIPSE COLOUR PRINT LIMITED | Printing and recorded media | 1960 | Audit-exempt subsidiary |
| EMERSON PROCESS MANAGEMENT LIMITED | Other manufacturing | 1960 | Full accounts |
| R.E. BOWERS & FREEMAN LIMITED | Fabricated metal products | 1960 | Total exemption (full) |
| TOOLING AND DEVELOPMENTS LIMITED | Motor vehicles and parts | 1962 | Total exemption (full) |
| BARLOW BLINDS LIMITED | Other manufacturing | 1962 | Total exemption (full) |
| FRANKHAM BROS LIMITED | Fabricated metal products | 1962 | Total exemption (full) |
| SAIT ABRASIVES (UK) LIMITED | Glass, ceramics, cement and stone | 1963 | Small company accounts |
| WELHAM DIESEL INJECTION COMPANY LIMITED | Machinery and equipment | 1964 | Total exemption (full) |
| ADVANCE TAPES GROUP LIMITED | Other manufacturing | 1964 | Group accounts |
| VERIVIDE LIMITED | Electrical equipment | 1964 | Total exemption (full) |
| SPAW ENGINEERING LIMITED | Motor vehicles and parts | 1965 | Medium company accounts |
| WAYGATE ENGINEERING CO.LIMITED | Fabricated metal products | 1966 | Total exemption (full) |
| HARLEYS CORRUGATED CASES LIMITED | Paper and paperboard | 1966 | Total exemption (full) |
| COBA AUTOMOTIVE (UK) LIMITED | Rubber and plastics | 1966 | Full accounts |
| TOOLING UNITS (LEICESTER) LIMITED | Machinery and equipment | 1966 | Total exemption (full) |
| MAS PRESS KNIFE & DIE COMPANY LIMITED | Fabricated metal products | 1966 | Unaudited abridged |
| ADVANCE TAPES INTERNATIONAL LIMITED | Other manufacturing | 1968 | Group accounts |
| MONARCH KNITTING MACHINERY (U.K.) LIMITED | Electrical equipment | 1968 | Group accounts |
| ELECTROFORMS & COMPONENTS LIMITED | Fabricated metal products | 1968 | Unaudited abridged |
| METTLER-TOLEDO LIMITED | Computers, electronics and optics | 1969 | Full accounts |
| FIONA CAIRNS LIMITED | Food products | 1969 | Full accounts |
| ANTONE DISPLAYS LIMITED | Furniture | 1970 | Total exemption (full) |
| G.C. METALS (LEICESTER) LTD | Basic metals | 1970 | Total exemption (full) |
| PUKKA PIES LIMITED | Food products | 1971 | Full accounts |
| O.L.D. ENGINEERING COMPANY LIMITED | Fabricated metal products | 1971 | Medium company accounts |
| SHAW & GOODWIN LIMITED | Fabricated metal products | 1971 | Total exemption (full) |
| SARSTEDT LIMITED | Other manufacturing | 1971 | Full accounts |
| LESTERCAST LIMITED | Basic metals | 1972 | Total exemption (full) |
| VEND FABRICS LIMITED | Textiles | 1972 | Total exemption (full) |
| B.H.M. KNITWEAR LIMITED | Textiles | 1972 | Total exemption (full) |
| MILES PLATTS LIMITED | Rubber and plastics | 1973 | Total exemption (full) |
| MIDLAND HANDLING EQUIPMENT LIMITED | Machinery and equipment | 1973 | Total exemption (full) |
| R. & J. HILL ENGINEERING LIMITED | Fabricated metal products | 1973 | Total exemption (full) |
| MONTREUX MARKETING LTD | Textiles | 1973 | Total exemption (full) |
| THE LUREX COMPANY LIMITED | Textiles | 1973 | Small company accounts |
| SPRINGFIELD PRESSINGS LIMITED | Fabricated metal products | 1974 | Total exemption (full) |
| A.B.G. RUBBER & PLASTICS LIMITED | Rubber and plastics | 1975 | Small company accounts |