| SESON INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SESQUEL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| BYU SESROP TRADE LIMITED | Private company limited by shares | Live |
| Sess Controls Engineering (Hong Kong) Limited | Private company limited by shares | Live |
| SESSA C38 LIMITED | | Live |
| SESSAMI LIMITED | Private company limited by shares | Live |
| SESSIA LIMITED | Private company limited by shares | Live |
| HONG KONG SESSILY (INT'L) FASHION LIMITED | Private company limited by shares | Dissolved |
| Session Company Limited | Private company limited by shares | Live |
| SESSION ENTERTAINMENT LIMITED | Private company limited by shares | Live |
| PLANNING SESSION LIMITED | Private company limited by shares | Live |
| SESSON LIMITED | Private company limited by shares | Dissolved |
| Sessun Ads Limited | | Live |
| Sesta Limited | Private company limited by shares | Live |
| SESTAR LIMITED | Private company limited by shares | Live |
| Sesterce HK Limited | | Live |
| SESTON PTY LIMITED | Private company limited by shares | Live |
| Sestrel Limited | Private company limited by shares | Live |
| JSP Sesuck Limited | Private company limited by shares | Live |
| Sesung Trading Company Limited | Private company limited by shares | Live |