| SQUAREPLUS SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| CENTRE STAGE SQUARER LIMITED | Company limited by guarantee | Live |
| TW NINE SQUARES LIMITED | Private company limited by shares | Live |
| HK NINE SQUARES LIMITED | Private company limited by shares | Live |
| Uncommon Squares Limited | | Live |
| SQUARESTREET LIMITED | Private company limited by shares | Live |
| SQUARESUNMOONCIRCLE LIMITED | | Live |
| SquareT Limited | Private company limited by shares | Live |
| SquareTrade Limited | Private company limited by shares | Live |
| SQUAREVOLUTION LIMITED | Private company limited by shares | Live |
| SQUAREWEB HOLDING LIMITED | Private company limited by shares | Live |
| Squarewood Limited | | Live |
| SquareX Technologies Limited | | Live |
| SQUARIOL LIMITED | Private company limited by shares | Dissolved |
| SQUARISH LIMITED | Private company limited by shares | Live |
| Squarktech Limited | | Live |
| Squarofumi Limited | Private company limited by shares | Live |
| Squarro Limited | Private company limited by shares | Live |