| DELCO LIMITED | Private company limited by shares | Dissolved |
| DELCO LIMITED | Private company limited by shares | Dissolved |
| DELCO ASIA COMPANY LIMITED | Private company limited by shares | Dissolved |
| Delco Chemistry Co., Limited | Private company limited by shares | Live |
| Delco Trading Co., Limited | Private company limited by shares | Live |
| DELCO DECORATION SUPPLIES LIMITED | Private company limited by shares | Dissolved |
| DELCO DEVELOPMENT LIMITED | Private company limited by shares | Live |
| DELCO GROUP HOLDINGS LIMITED | Private company limited by shares | Live |
| DELCO HONG KONG GROUP LIMITED | Private company limited by shares | Dissolved |
| DELCO INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| DELCO INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| DELCO INTERNATIONAL ENERGY LIMITED | Private company limited by shares | Live |
| DELCO INTERNATIONAL ENERGY (HONGKONG) LIMITED | Private company limited by shares | Live |
| DELCO INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| DELCO ASIA PACIFIC LIMITED | Private company limited by shares | Dissolved |
| DELCO WIRE AND CABLE (ASIA) LIMITED | Private company limited by shares | Live |
| DELCOM LIMITED | Private company limited by shares | Dissolved |
| DELCOM-TRANSCAP LIMITED | Private company limited by shares | Dissolved |
| DELCONICS LIMITED | Private company limited by shares | Dissolved |
| DELCOR LIMITED | Private company limited by shares | Dissolved |
| DELCORP LIMITED | Private company limited by shares | Dissolved |
| Delcot Limited | Private company limited by shares | Live |
| CHARLES DELCOURT CONTRACT DESIGN LIMITED | Private company limited by shares | Live |