| Circle Corp Limited | Private company limited by shares | Live |
| CIRCLE CORPORATE SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| CREATION CIRCLE LIMITED | Private company limited by shares | Live |
| CIRCLE CREATIONS LIMITED | Private company limited by shares | Dissolved |
| CIRCLE CREATIONS LIMITED | Private company limited by shares | Live |
| CREATIVE CIRCLE LIMITED | Private company limited by shares | Dissolved |
| CIRCLE CREATIVE LIMITED | Private company limited by shares | Dissolved |
| CIRCLE CREATIVE LIMITED | | Live |
| CREATIVITY CIRCLE LIMITED | Private company limited by shares | Live |
| MINDFUL CREATIVITY CIRCLE LIMITED | Company limited by guarantee | Live |
| CIRCLE CROSS LIMITED | Private company limited by shares | Dissolved |
| CROWN CIRCLE LIMITED | Private company limited by shares | Dissolved |
| Circle Cubes Limited | Private company limited by shares | Dissolved |
| CIRCLE CYMN HK LIMITED | Private company limited by shares | Live |
| Deco Circle Limited | | Live |
| DELTA CIRCLE LIMITED | Private company limited by shares | Dissolved |
| DEPOT CIRCLE LIMITED | Private company limited by shares | Live |
| DESIGN CIRCLE LIMITED | Private company limited by shares | Dissolved |
| CIRCLE DESIGN LIMITED | Private company limited by shares | Live |
| CIRCLE DESIGN ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| CIRCLE BOX DESIGN AND PACK LIMITED | Private company limited by shares | Live |
| DESIGNERS CIRCLE COMPANY LIMITED | Private company limited by shares | Live |
| DIAM CIRCLE HK LIMITED | Private company limited by shares | Dissolved |
| Diamond Circle Limited | Private company limited by shares | Live |
| CIRCLE DIGITAL LIMITED | Private company limited by shares | Live |
| CIRCLE DISPLAY LIMITED | Private company limited by shares | Live |
| DRAGON CIRCLE LIMITED | Private company limited by shares | Dissolved |
| DRAGON CIRCLE LIMITED | Private company limited by shares | Live |
| Circle Dream Limited | | Live |
| DRUID CIRCLE LIMITED | Private company limited by shares | Dissolved |
| Toning Drum Circle Limited | Private company limited by shares | Live |
| CIRCLE DYNAMIC LIMITED | Private company limited by shares | Live |
| FAR EAST CIRCLE LIMITED | Private company limited by shares | Dissolved |
| EAST CIRCLE LIMITED | Private company limited by shares | Dissolved |
| FAR EAST CIRCLE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| EAST CIRCLE SHIPPING COMPANY LIMITED | Private company limited by shares | Dissolved |
| FAR EAST CIRCLE TRADING LIMITED | Private company limited by shares | Dissolved |
| Education Circle Limited | Private company limited by shares | Live |
| CIRCLE VISION EDUCATION CONSULTANCY LIMITED | Private company limited by shares | Live |
| Smart Circle Education Limited | Private company limited by shares | Live |
| Circle Vision Education Limited | Private company limited by shares | Live |
| CIRCLE ELECTRON ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| ELITE CIRCLE LIMITED | Private company limited by shares | Live |
| ELLIPTIC CIRCLE LIMITED | Private company limited by shares | Live |
| Circle Renewable Energy Limited | Private company limited by shares | Live |
| CIRCLE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Circle Key Engineering Company Limited | | Live |
| CIRCLE SERVICE & ENGINEERING CO. LIMITED | | Live |
| CIRCLE ENTERPRISES LIMITED -THE- | Private company limited by shares | Dissolved |
| CIRCLE WIN ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| WIN CIRCLE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| CIRCLE ENTERTAINMENT LIMITED | Private company limited by shares | Live |
| EVER CIRCLE LIMITED | Private company limited by shares | Dissolved |
| EVER CIRCLE LIMITED | Private company limited by shares | Live |
| EXCEL CIRCLE COMPANY LIMITED | Private company limited by shares | Dissolved |
| EXCELLENCE CIRCLE LIMITED | Private company limited by shares | Live |
| EXPERT CIRCLE LIMITED | Private company limited by shares | Dissolved |
| FABRIC CIRCLE LIMITED | Private company limited by shares | Dissolved |
| TIA WAH THREAD & CIRCLE FACTORY LIMITED | Private company limited by shares | Live |
| FAIR CIRCLE LIMITED | Private company limited by shares | Dissolved |
| FAME CIRCLE LIMITED | Private company limited by shares | Dissolved |
| Famili Circle Limited | Private company limited by shares | Live |
| CIRCLE FANS DIGITAL LIMITED | | Live |
| Green Circle Landscape Farming Limited | Private company limited by shares | Live |
| FAST CIRCLE LIMITED | Private company limited by shares | Dissolved |
| CIRCLE FINANCE LIMITED | Private company limited by shares | Live |
| First Circle HK Limited | Private company limited by shares | Live |
| Circle Five Limited | Private company limited by shares | Live |
| FLYING CIRCLE COMPANY LIMITED | Private company limited by shares | Dissolved |
| FLYING CIRCLE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Football Circle Limited | Private company limited by shares | Live |
| CIRCLE FORCE LIMITED | Private company limited by shares | Live |
| FORTUNE CIRCLE LIMITED | Private company limited by shares | Dissolved |
| FORTUNE CIRCLE LIMITED | Private company limited by shares | Live |
| FORTUNE CIRCLE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| FULL CIRCLE LIMITED | Private company limited by shares | Live |
| Full Circle Education Limited | Private company limited by shares | Live |
| FULL CIRCLE ELEMENT LIMITED | Private company limited by shares | Live |
| FULL CIRCLE GROUP LIMITED | Private company limited by shares | Live |
| FULL CIRCLE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Full circle Trade Limited | | Live |
| GAIN CIRCLE LIMITED | Private company limited by shares | Dissolved |
| CIRCLE GAIN COMPANY LIMITED | Private company limited by shares | Dissolved |
| CIRCLE GAIN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| GLENWOOD CIRCLE LIMITED | Private company limited by shares | Dissolved |
| GLOBAL CIRCLE LIMITED | Private company limited by shares | Dissolved |
| CIRCLE GLOBAL LIMITED | Private company limited by shares | Live |
| WE CIRCLE GLOBAL LIMITED | Private company limited by shares | Live |
| GLOBAL CIRCLE LIMITED | | Live |
| GLORY CIRCLE LIMITED | Private company limited by shares | Dissolved |
| GLORY CIRCLE LIMITED | Private company limited by shares | Live |
| GOLD CIRCLE LIMITED | Private company limited by shares | Dissolved |
| GOLD CIRCLE LIMITED | Private company limited by shares | Dissolved |
| GOLD CIRCLE LIMITED | Private company limited by shares | Dissolved |
| Gold Circle Limited | Private company limited by shares | Live |
| GOOD CIRCLE LIMITED | Private company limited by shares | Dissolved |
| GOOD CIRCLE LIMITED | Private company limited by shares | Dissolved |
| GOOD CIRCLE LIMITED | Private company limited by shares | Live |
| GOOD CIRCLE INVESTMENT LIMITED | Private company limited by shares | Live |
| GOOD CIRCLE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |