| eSol Limited | Private company limited by shares | Live |
| E-SOL CHINA LIMITED | Private company limited by shares | Live |
| Esol Education HK Limited | Company limited by guarantee | Live |
| ESOL ENERGY CO., LIMITED | Private company limited by shares | Live |
| ESOL INDUSTRY LIMITED | Private company limited by shares | Live |
| Esol Office Limited | | Live |
| ESOLAR LIMITED | Private company limited by shares | Dissolved |
| E-SOLAR1 Limited | | Live |
| E-SOLUTION COMPANY LIMITED | Private company limited by shares | Live |
| AGG E-SOLUTION LIMITED | Private company limited by shares | Live |
| ONE e-SOLUTION LIMITED | | Live |
| AppOne Esolution Limited | Private company limited by shares | Live |
| E-Solution Electronics Co., Limited | Private company limited by shares | Live |
| GLOBAL ESOLUTION LIMITED | Private company limited by shares | Dissolved |
| HARMONY ESOLUTION LIMITED | Private company limited by shares | Live |
| E-SOLUTION (HK) LIMITED | Private company limited by shares | Dissolved |
| E-SOLUTION MARKETING LIMITED | Private company limited by shares | Dissolved |
| Excellent Prestige E-Solution Limited | Private company limited by shares | Dissolved |
| E-SOLUTION TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| eSolutionCom Limited | Private company limited by shares | Live |
| ESOLUTIONS LIMITED | Private company limited by shares | Live |
| SW E-SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| SBR E-SOLUTIONS COMPANY LIMITED | Private company limited by shares | Live |
| A&A (eSolutions) Limited | Private company limited by shares | Live |
| A. Pau e-Solutions Limited | Private company limited by shares | Live |
| Amhulio e-solutions Limited | Private company limited by shares | Dissolved |
| BEST E-SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| BETTERWAY E-SOLUTIONS LIMITED | Private company limited by shares | Live |
| Future eSolutions Limited | Private company limited by shares | Live |
| EMERALD GLOBAL E-SOLUTIONS LIMITED | Private company limited by shares | Live |
| GLOBAL ESOLUTIONS (HK) LIMITED | Private company limited by shares | Live |
| EMERALD TRADING GLOBAL E-SOLUTIONS LIMITED | Private company limited by shares | Live |
| ESOLUTIONS HOLDING LIMITED | Private company limited by shares | Dissolved |
| ICARE ESOLUTIONS PTE LIMITED | Private company limited by shares | Live |
| PCCW BUSINESS ESOLUTIONS LIMITED | Private company limited by shares | Live |
| SUPER E-SOLUTIONS (H.K.) LIMITED | Private company limited by shares | Dissolved |
| E-SOLUTIONS TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| E-SOLUTIONS TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| E-Solve Properties Finance Limited | Private company limited by shares | Live |