| INTERCOM LIMITED | Private company limited by shares | Dissolved |
| INTERCOM LIMITED | Private company limited by shares | Live |
| ASIAN INTERCOM LIMITED | Private company limited by shares | Dissolved |
| ASIAN INTERCOM LIMITED | Private company limited by shares | Dissolved |
| INTERCOM & ASSOCIATES LIMITED | Private company limited by shares | Live |
| CENPOK INTERCOM (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| INTERCOM COMPUTER SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| INTERCOM CORP LIMITED | Private company limited by shares | Dissolved |
| Group Intercom Distribution Limited | Private company limited by shares | Dissolved |
| INTERCOM ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| Intercom Engineering Company Limited | Private company limited by shares | Live |
| Intercom Finance Limited | | Live |
| INTERCOM GROUP CORPORATION LIMITED | Private company limited by shares | Dissolved |
| INTERCOM INTERNATIONAL (GROUP) LIMITED | Private company limited by shares | Dissolved |
| INTERCOM ENTERPRISES (HK) LIMITED | Private company limited by shares | Dissolved |
| Intercom Capital (Hong Kong) Limited | Private company limited by shares | Dissolved |
| HONGTIEN INTERCOM LIMITED | Private company limited by shares | Dissolved |
| INTERCOM INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| A&D INTERCOM SOLUTION LIMITED | Private company limited by shares | Live |
| Intercom Technology Limited | Private company limited by shares | Live |
| INTERCOM TELE-PAGING LIMITED | Private company limited by shares | Dissolved |
| INTERCOM TRADING HK LIMITED | Private company limited by shares | Live |
| INTERCOMM CO. LIMITED | Private company limited by shares | Dissolved |
| INTERCOMMERCE LIMITED | Private company limited by shares | Dissolved |
| InterCommerce Limited | | Live |
| INTERCOMMERCE (HONG KONG) LIMITED | Private company limited by shares | Live |
| Intercommerce Trading Limited | Private company limited by shares | Live |
| AUTOMEC INTERCOMMERCIAL COMPANY LIMITED | Private company limited by shares | Live |
| INTERCOMMERTZ LIMITED | Private company limited by shares | Live |
| INTERCOMP LIMITED | Private company limited by shares | Dissolved |
| INTERCOMP EC LIMITED | Private company limited by shares | Live |
| INTER-COMP SPORTS CO., LIMITED | Private company limited by shares | Dissolved |