| BENNY SEKI & COMPANY LIMITED | Private company limited by shares | Live |
| Seki Hong Building Materials Limited | Private company limited by shares | Dissolved |
| SEKI CONSTRUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| Seki Consulting Limited | Private company limited by shares | Live |
| SEKI ELECTRONIC LIMITED | Private company limited by shares | Live |
| SEKI AOI TECHNO (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| SEKI RESEARCH INSTITUTE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SEKI INTERNATIONAL INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| Seki Soft International Limited | | Live |
| Seki International Trading Limited | Private company limited by shares | Live |
| Seki Logistics Plastic Products Co., Limited | Private company limited by shares | Live |
| SEKICNIRES (INT'L) SPORTS LIMITED | Private company limited by shares | Live |
| SEKIGAHARA AND TSIEN WUI JOINT VENTURE COMPANY LIMITED | Private company limited by shares | Dissolved |
| SEKILAND LIMITED | Private company limited by shares | Dissolved |
| SEKINET LIMITED | Private company limited by shares | Live |
| Sekinno Co., Limited | Private company limited by shares | Live |
| SEKISHINKAN KENDOJO COMPANY LIMITED | Private company limited by shares | Live |
| SEKITEI LIMITED | Private company limited by shares | Dissolved |
| SEKITEI KANKO (H.K.) CO. LIMITED | Private company limited by shares | Dissolved |
| RESTAURANT SEKITEI LIMITED | Private company limited by shares | Dissolved |
| SEKIZAMA ENTERPRISES LIMITED | Private company limited by shares | Dissolved |