| LINREAD LIMITED | Fabricated metal products | 1925 | Full accounts |
| FIRWOOD PAINTS LIMITED | Chemicals | 1925 | Audit-exempt subsidiary |
| HONEYWELL UK LIMITED | Fabricated metal products | 1935 | Full accounts |
| F.W. THORPE PUBLIC LIMITED COMPANY | Electrical equipment | 1936 | Group accounts |
| THE HYMATIC ENGINEERING COMPANY LIMITED | Ships, aircraft, rail and other transport | 1937 | Full accounts |
| MACKENZIE TOOLS AND PRODUCTIONS LIMITED | Fabricated metal products | 1940 | Total exemption (full) |
| QUALITY SPRINGS & PRESSINGS LIMITED | Fabricated metal products | 1941 | Total exemption (full) |
| BRIGGS BROS. (ENGINEERS) LIMITED | Machinery and equipment | 1957 | Total exemption (full) |
| VERNIER SPRINGS AND PRESSINGS LIMITED | Fabricated metal products | 1958 | Small company accounts |
| W.H.ROOKE & CO.(REDDITCH)LIMITED | Fabricated metal products | 1958 | Unaudited abridged |
| INDUSTRIAL SWITCHGEAR LIMITED | Electrical equipment | 1959 | Total exemption (full) |
| REDDITCH INDUSTRIAL FINISHING DEVELOPMENTS LTD | Other manufacturing | 1959 | Total exemption (full) |
| WHITEHOUSE GROUP HOLDINGS LIMITED | Fabricated metal products | 1960 | Total exemption (full) |
| SIGN SPECIALISTS LIMITED | Other manufacturing | 1961 | Full accounts |
| MICRO SPRING & PRESSWORK COMPANY LIMITED(THE) | Fabricated metal products | 1964 | Full accounts |
| TRANSLIFT BENDI LIMITED | Machinery and equipment | 1965 | Full accounts |
| MATELINE ENGINEERING LIMITED | Machinery and equipment | 1970 | Unaudited abridged |
| J.W. BEDDOWS & SON (HOLDINGS) LIMITED | Fabricated metal products | 1971 | Unaudited abridged |
| JOSEPH H. LINES & SONS LIMITED | Wood products | 1972 | Unaudited abridged |
| WIGPOOL LIMITED | Fabricated metal products | 1973 | Unaudited abridged |
| MAXWELL JONES STUDIOS LIMITED | Other manufacturing | 1975 | Total exemption (full) |
| G & O SPRINGS LIMITED | Fabricated metal products | 1975 | Total exemption (full) |
| FOURSOME VEHICLE HEATERS LIMITED | Motor vehicles and parts | 1976 | Total exemption (full) |
| VALEO ENGINE COOLING UK LIMITED | Motor vehicles and parts | 1976 | Small company accounts |
| COATAPART LIMITED | Fabricated metal products | 1976 | Total exemption (full) |
| BARLODGE LIMITED | Rubber and plastics | 1976 | Total exemption (full) |
| REDHILL MANUFACTURING LIMITED | Fabricated metal products | 1978 | Unaudited abridged |
| BAYLIS & HARDING PUBLIC LIMITED COMPANY | Chemicals | 1978 | Group accounts |
| HAZLEWOOD ENGINEERING COMPANY LIMITED | Motor vehicles and parts | 1979 | Total exemption (full) |
| THERMEX LIMITED | Fabricated metal products | 1979 | Full accounts |
| SIGMA INDUSTRIES LIMITED | Other manufacturing | 1981 | Total exemption (full) |
| TRIMITE LIMITED | Chemicals | 1981 | Audit-exempt subsidiary |
| PINSTRUCTURE LIMITED | Fabricated metal products | 1981 | Total exemption (full) |
| B. HEPWORTH AND COMPANY LIMITED | Ships, aircraft, rail and other transport | 1981 | Full accounts |
| ANTOLIN INTERIORS UK LIMITED | Motor vehicles and parts | 1982 | Full accounts |
| MULLER ENGLAND LIMITED | Fabricated metal products | 1982 | Full accounts |
| K. N. PRODUCTS LIMITED | Other manufacturing | 1983 | Total exemption (full) |
| BENNETT-MAHLER LIMITED | Machinery and equipment | 1983 | Total exemption (full) |
| C C L TRADITIONAL ENGLISH GUN PRODUCTS LIMITED | Other manufacturing | 1983 | Total exemption (full) |
| HYCONTROL LIMITED | Other manufacturing | 1983 | Total exemption (full) |
| PROTAFORM SPRINGS & PRESSINGS LIMITED | Fabricated metal products | 1983 | Total exemption (full) |
| RECOTHERM LIMITED | Other manufacturing | 1985 | Total exemption (full) |
| BIOCARE LIMITED | Food products | 1985 | Full accounts |
| PROFESSIONAL FRAMING COMPANY LIMITED(THE) | Other manufacturing | 1986 | Unaudited abridged |
| MACHINED COMPONENT SYSTEMS LIMITED | Fabricated metal products | 1986 | Total exemption (full) |
| D & K EUROPE LIMITED | Printing and recorded media | 1987 | Small company accounts |
| CENTRAL FANS-COLASIT LIMITED | Rubber and plastics | 1987 | Total exemption (full) |
| FURNACE REPAIRS & SPARES LIMITED | Machinery and equipment | 1988 | Unaudited abridged |
| ACTIVE SILICON LIMITED | Computers, electronics and optics | 1988 | Total exemption (full) |
| SOLITE EUROPE LIMITED | Electrical equipment | 1988 | Audit-exempt subsidiary |
| WILLOW TECHNOLOGIES LIMITED | Electrical equipment | 1989 | Audit-exempt subsidiary |
| PACER COMPONENTS LIMITED | Electrical equipment | 1989 | Audit-exempt subsidiary |
| HOLMAN-WILFLEY LIMITED | Machinery and equipment | 1990 | Total exemption (full) |
| MERLIN EXTRUSION TOOL & WIRE LTD | Other manufacturing | 1991 | Total exemption (full) |
| WISEMAN THREADING TOOLS LIMITED | Other manufacturing | 1992 | Unaudited abridged |
| EXCEL LABELS LIMITED | Paper and paperboard | 1992 | Small company accounts |
| MULLER HOLDINGS LIMITED | Fabricated metal products | 1993 | Group accounts |
| WALLCHARM PRODUCTS LIMITED | Rubber and plastics | 1993 | Total exemption (full) |
| PORTLAND LIGHTING LIMITED | Electrical equipment | 1993 | Audit-exempt subsidiary |
| ALLIANCE BRUSHES LIMITED | Other manufacturing | 1993 | Unaudited abridged |