| 3 Gates Services Limited | Hospitality | 1985 |
| Bateman Catering Limited | Extraterritorial | 1972 |
| Bateman Healthcare Services Limited | Extraterritorial | 1983 |
| Castle Independent Limited | Hospitality | 2001 |
| Caterexchange Limited | Extraterritorial | 1984 |
| Caterskill Management Limited | Extraterritorial | 1986 |
| Chartwells Limited | Extraterritorial | 1985 |
| Compass Contract Services Limited | Extraterritorial | 1978 |
| Compass Experience Limited | Hospitality | 1986 |
| Compass Food Services Limited | Professional & scientific | 1946 |
| Compass Mobile Catering Limited | Hospitality | 1986 |
| Compass Office Cleaning Services Limited | Extraterritorial | 1996 |
| Compass Planning and Design Limited | Extraterritorial | 1947 |
| Compass Services (Midlands) Limited | Professional & scientific | 1987 |
| Compass Services (U.K.) Limited | Hospitality | 1984 |
| Compass Services for Hospitals Limited | Extraterritorial | 1962 |
| Compass Services Group Limited | Professional & scientific | 1961 |
| Compass Services Limited | Professional & scientific | 1968 |
| Compass Services, UK and Ireland Limited | Hospitality | 1954 |
| Compass Staff Services Limited | Professional & scientific | 1996 |
| CRN 1990 (Four) Limited | Extraterritorial | 1982 |
| Eaton Catering Limited | Hospitality | 1979 |
| Eurest Airport Services Limited | Extraterritorial | 1977 |
| Eurest Prison Support Services Limited | Professional & scientific | 1963 |
| Eurest UK Limited | Extraterritorial | 1973 |
| Fads Catering Limited | Extraterritorial | 1974 |
| Funpark Caterers Limited | Professional & scientific | 1954 |
| Hamard Group Limited | Extraterritorial | 1985 |
| Hospital Hygiene Services Limited | Administrative & support | 1978 |
| Kennedy Brookes Finance Limited | Extraterritorial | 1975 |
| Knott Hotels Company of London | Extraterritorial | 1953 |
| Leith's Limited | Hospitality | 1971 |
| Letheby & Christopher Limited | Hospitality | 1900 |
| Milburns Restaurants Limited | Hospitality | 1956 |
| P & C Morris (Catering) Limited | Extraterritorial | 1959 |
| Payne & Gunter Limited | Hospitality | 1946 |
| Prideoak Limited | Hospitality | 1980 |
| Roux Fine Dining Limited | Extraterritorial | 1995 |
| Scolarest Limited | Hospitality | 1974 |
| Security Office Cleaners Limited | Extraterritorial | 1981 |
| Selkirk House (CVH) Limited | Extraterritorial | 1985 |
| Selkirk House (FP) Limited | Extraterritorial | 1954 |
| Selkirk House (GTP) Limited | Extraterritorial | 1948 |
| Shaw Catering Company Limited | Hospitality | 1974 |
| Summit Catering Limited | Hospitality | 1980 |
| Sutcliffe Catering South East Limited | Professional & scientific | 1948 |
| THF OIL Limited | Extraterritorial | 1980 |
| Tunco (1999) 103 Limited | Extraterritorial | 1966 |
| Waseley Nominees Limited | Extraterritorial | 1965 |
| Wheeler's Restaurants Limited | Hospitality | 1968 |