| SPEEDTONE LIMITED | Private company limited by shares | Live |
| SpeedTone.hk Limited | Private company limited by shares | Live |
| SPEEDTOP LIMITED | Private company limited by shares | Dissolved |
| SPEEDTRACK LIMITED | Private company limited by shares | Dissolved |
| SPEEDTRACK LIMITED | Private company limited by shares | Live |
| SPEEDTRANS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SPEEDTRON (INTERNATIONAL) LIMITED | Private company limited by shares | Dissolved |
| SPEEDTRONIC PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| SPEED-UP ENTERPRISES LIMITED | Private company limited by shares | Live |
| Speedup Holding Company Limited | Private company limited by shares | Live |
| Speedux HK Limited | Private company limited by shares | Live |
| SPEEDVIE LIMITED | Private company limited by shares | Dissolved |
| SPEEDVISA LIMITED | Private company limited by shares | Dissolved |
| SPEEDVPS LIMITED | Private company limited by shares | Dissolved |
| SPEEDWAGON TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SPEEDWAY LIMITED | Private company limited by shares | Dissolved |
| SPEEDWAY LIMITED | Private company limited by shares | Live |
| SPEEDWAY CENTURY LIMITED | Private company limited by shares | Dissolved |
| SPEEDWAY ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| F1 KART SPEEDWAY LIMITED | Private company limited by shares | Live |
| SPEEDWAY RECOVERIES COMPANY LIMITED | Private company limited by shares | Dissolved |
| SPEEDWEALTH LIMITED | Private company limited by shares | Dissolved |
| SPEEDWELL LIMITED | Private company limited by shares | Dissolved |
| SPEEDWELL COMPANY LIMITED | Private company limited by shares | Live |
| SPEEDWELL AUTOMOBILE COMPANY LIMITED | Private company limited by shares | Live |
| SPEEDWELL CORPORATION LIMITED | Private company limited by shares | Dissolved |
| SPEEDWELL DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| SPEEDWELL ELECTRICAL ENGINEERING LIMITED | Private company limited by shares | Live |
| SPEEDWELL ENGINEERING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| SPEEDWELL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SPEEDWELL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SPEEDWELL INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| SPEEDWELL INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SPEEDWELL INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SPEEDWELL (INTERNATIONAL) HOLDING CO. LIMITED | Private company limited by shares | Dissolved |
| SPEEDWELL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SPEEDWELL INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SPEEDWELL (ASIA) PRINTING LIMITED | Private company limited by shares | Live |
| SPEEDWELL PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| SPEEDWELL SERVICES LIMITED | Private company limited by shares | Dissolved |
| SPEEDWIDE LIMITED | Private company limited by shares | Dissolved |
| SPEEDWIN LIMITED | Private company limited by shares | Dissolved |
| SPEEDWIN CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SPEEDWIN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SPEEDWIN TRADING LIMITED | Private company limited by shares | Dissolved |
| SPEEDWIN TRADING LIMITED | Private company limited by shares | Live |
| SPEEDWISE DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| SPEEDWISE DEVELOPMENT LIMITED | Private company limited by shares | Live |
| Hongkong SpeedWise Technology Co., Limited | | Live |
| SPEEDWISE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SPEEDWISE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SPEEDWON LIMITED | Private company limited by shares | Dissolved |
| SPEEDWOOD LIMITED | Private company limited by shares | Dissolved |
| SPEEDWORLD (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Speed-XP Limited | Private company limited by shares | Live |
| SPEEDY GO COMPANY LIMITED | Private company limited by shares | Dissolved |
| SPEEDY DO LIMITED | Private company limited by shares | Dissolved |
| SPEEDY K. LIMITED | Private company limited by shares | Dissolved |
| SPEEDY AGE LIMITED | Private company limited by shares | Dissolved |
| SPEEDY LIMITED | Private company limited by shares | Live |
| SPEEDY WIN LIMITED | Private company limited by shares | Dissolved |
| SPEEDY WAY LIMITED | Private company limited by shares | Live |
| SPEEDY TOP LIMITED | Private company limited by shares | Dissolved |
| SPEEDY ACT LIMITED | Private company limited by shares | Dissolved |
| SPEEDY RAY LIMITED | Private company limited by shares | Dissolved |
| SPEEDY ART LIMITED | Private company limited by shares | Dissolved |
| SPEEDY SUN LIMITED | Private company limited by shares | Live Ceased dormancy on 19-Jun-2012 |
| SPEEDY ACT LIMITED | Private company limited by shares | Dissolved |
| SPEEDY WIN LIMITED | Private company limited by shares | Live |
| SPEEDY JOY LIMITED | Private company limited by shares | Dissolved |
| SPEEDY UP LIMITED | Private company limited by shares | Live |
| SPEEDY MAX LIMITED | Private company limited by shares | Dissolved |
| SPEEDY ACT LIMITED | Private company limited by shares | Dissolved |
| SPEEDY RAY LIMITED | Private company limited by shares | Live |
| Speedy Bus Limited | Private company limited by shares | Dissolved |
| SPEEDY SKY LIMITED | Private company limited by shares | Dissolved |
| SPEEDY TOP LIMITED | Private company limited by shares | Live |
| SPEEDY KEY LIMITED | Private company limited by shares | Live |
| NEW SPEEDY LIMITED | Private company limited by shares | Live |
| SPEEDY WAI LIMITED | Private company limited by shares | Live |
| SPEEDY SKY ONE LIMITED | Private company limited by shares | Live |
| SPEEDY ONE LIMITED | Private company limited by shares | Live |
| SPEEDY RED LIMITED | Private company limited by shares | Live |
| SPEEDY SKY LIMITED | | Live |
| SPEEDY ACHIEVED LIMITED | Private company limited by shares | Dissolved |
| SPEEDY AHEAD LIMITED | Private company limited by shares | Live |
| SPEEDY ASIA LIMITED | Private company limited by shares | Live |
| SPEEDY ACT (ASIA) LIMITED | Private company limited by shares | Dissolved |
| SPEEDY TOP (ASIA) LIMITED | Private company limited by shares | Live |
| SPEEDY WIN (ASIA) LIMITED | Private company limited by shares | Live |
| SPEEDY DRAGON ASIA LIMITED | Private company limited by shares | Live |
| SPEEDY ASIA ENTERPRISES LIMITED | Private company limited by shares | Live |
| SPEEDY GAINER (ASIA) LIMITED | Private company limited by shares | Live |
| SPEEDY RICH (ASIA) LIMITED | Private company limited by shares | Live |
| SPEEDY RICH ASIA INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SPEEDY ASIAN LIMITED | Private company limited by shares | Dissolved |
| SPEEDY WIN SWIMMING ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| SPEEDY AXIS LIMITED | Private company limited by shares | Live |
| SPEEDY BEST LIMITED | Private company limited by shares | Dissolved |
| SPEEDY BEST LIMITED | Private company limited by shares | Live |