| CABOT CARBON LIMITED | Chemicals | 1948 | Full accounts |
| PRINTMET LIMITED | Fabricated metal products | 1960 | Total exemption (full) |
| BAKELITE SYNTHETICS UK LIMITED | Chemicals | 1965 | Audit-exempt subsidiary |
| ALLENS PRINTERS LIMITED | Printing and recorded media | 1966 | Total exemption (full) |
| BEACON PRINTERS (PENARTH) LIMITED | Printing and recorded media | 1972 | Total exemption (full) |
| ALEMBIC LIMITED | Chemicals | 1989 | Total exemption (full) |
| UNI-DOR LIMITED | Fabricated metal products | 1995 | Small company accounts |
| PRIDE IN YOUR CAR LIMITED | Other manufacturing | 2001 | Unaudited abridged |
| NECO ELECTRICAL UK COMPANY LIMITED | Electrical equipment | 2002 | Small company accounts |
| ALEMBIC MANUFACTURING LIMITED | Chemicals | 2003 | Small company accounts |
| SOL PRODUCTS LIMITED | Other manufacturing | 2003 | Small company accounts |
| BRITALIA DOOR PRODUCTS LIMITED | Other manufacturing | 2004 | Small company accounts |
| HOT SQUASH LIMITED | Clothing | 2010 | Total exemption (full) |