| PENCO LIMITED | Private company limited by shares | Live |
| PENCO PROPERTIES AGENCY COMPANY LIMITED | Private company limited by shares | Dissolved |
| PENCO ENGINEERING & COMPANY, LIMITED | Private company limited by shares | Dissolved |
| HAMILTON, SHERMAN & PENCO LIMITED | Private company limited by shares | Dissolved |
| PENCOED LIMITED | Private company limited by shares | Dissolved |
| PENCOLOUR LIMITED | Private company limited by shares | Live |
| PENCOM LIMITED | Private company limited by shares | Live |
| PENCOMB LIMITED | Private company limited by shares | Dissolved |
| PENCORP LIMITED | Private company limited by shares | Dissolved |