| Synergy Industry Enterprise Limited | Private company limited by shares | Live |
| Infinity Power Synergy Limited | Private company limited by shares | Live |
| INFONET SYNERGY CONSULTING (INS) LIMITED | Private company limited by shares | Dissolved |
| SYNERGY INFORMATION LIMITED | Private company limited by shares | Dissolved |
| SYNERGY INFORMATION GROUP LIMITED | | Live |
| SYNERGY INFORMATION SYSTEM LIMITED | Private company limited by shares | Live |
| SYNERGY INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SYNERGY INFORMATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SYNERGY INFORMATION TECHNOLOGY (HK) COMPANY LIMITED | Private company limited by shares | Live |
| SYNERGY INFORMATION TECHNOLOGY SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| SYNERGY (INFOTECH) LIMITED | Private company limited by shares | Dissolved |
| Synergy Info-Tech Company Limited | Private company limited by shares | Dissolved |
| SYNERGY INNOVATION LIMITED | Private company limited by shares | Live |
| SYNERGY INNOVATIONS LIMITED | Private company limited by shares | Live |
| ASA SYNERGY INNOVATIONS LIMITED | | Live |
| Inspire Synergy Limited | Private company limited by shares | Live |
| SYNERGY INTERIOR DECORATION COMPANY LIMITED | Private company limited by shares | Live |
| SYNERGY INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| SYNERGY (INTERNATIONAL) COMPANY LIMITED | Private company limited by shares | Dissolved |
| TOP SYNERGY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SYNERGY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SYNERGY INTERNATIONAL (AUTO) LIMITED | Private company limited by shares | Dissolved |
| INTERNATIONAL BUSINESS SYNERGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| SYNERGY INTERNATIONAL FREIGHT (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| SYNERGY INTERNATIONAL RESOURCES GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| Synergy Power (International) Co., Limited | Private company limited by shares | Live |
| SYNERGY INTERNATIONAL CONSULTANTS LIMITED | Private company limited by shares | Live |
| SYNERGY INTERNATIONAL CORPORATE SERVICES LIMITED | Private company limited by shares | Dissolved |
| Synergy International Corporation Limited | Private company limited by shares | Dissolved |
| SYNERGY INTERNATIONAL DEVELOPMENT LIMITED | Private company limited by shares | Live |
| Synergy (International) Technology Development Limited | Private company limited by shares | Live |
| Synergy East International Technology Limited | Private company limited by shares | Live |
| EastWest Synergy International co., Limited | | Live |
| Synergy International E-Commerce Limited | | Live |
| SYNERGY INTERNATIONAL EDUCATION INSTITUTE LIMITED | Private company limited by shares | Dissolved |
| SYNERGY ELECTRONIC INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Enem International Synergy Limited | Private company limited by shares | Dissolved |
| Synergy International Engineering Limited | Private company limited by shares | Live |
| SYNERGY INTERNATIONAL ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SYNERGY INTERNATIONAL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| Synergy Enterprises International Limited | Private company limited by shares | Live |
| EXCEL SYNERGY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Synergy International Exhibition Limited | | Live |
| SYNERGY INTERNATIONAL FOODS LIMITED | Private company limited by shares | Live |
| GLOBAL SYNERGY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Synergy International Global Limited | Private company limited by shares | Live |
| SYNERGY INTERNATIONAL GROUP LIMITED | Private company limited by shares | Live |
| M M SYNERGY INTERNATIONAL GROUP LIMITED | Private company limited by shares | Dissolved |
| Synergy HK International Group Limited | Private company limited by shares | Live |
| International Synergy Investment (Group) Co., Limited | Private company limited by shares | Live |
| Synergy Power International Group Limited | Private company limited by shares | Live |
| HEALTH SYNERGY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SYNERGY INTERNATIONAL (HOLDING) LIMITED | Private company limited by shares | Dissolved |
| SYNERGY INTERNATIONAL HOLDINGS COMPANY LIMITED | Private company limited by shares | Dissolved |
| Synergy International Holdings Limited | Private company limited by shares | Dissolved |
| SYNERGY INTERNATIONAL HOLDINGS LIMITED | Private company limited by shares | Live |
| Nixon Synergy International Holdings Limited | Private company limited by shares | Live |
| SYNERGY INTERNATIONAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| HUNTER SYNERGY INTERNATIONAL SERVICES LIMITED | Private company limited by shares | Live |
| SYNERGY INTERNATIONAL INDUSTRIAL LIMITED | Private company limited by shares | Live |
| SYNERGY INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Live |
| SYNERGY LIGHTING INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SYNERGY INTERNATIONAL MANAGEMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| Synergy International Projects Management Limited | Private company limited by shares | Live |
| SYNERGY MANUFACTURING INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Synergy Material International Co., Limited | Private company limited by shares | Live |
| NATURAL SYNERGY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SYNERGY INTERNATIONAL OPTICAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| PACIFIC SYNERGY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SYNERGY PLUS INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SYNERGY POWER INTERNATIONAL (H.K.) LIMITED | Private company limited by shares | Dissolved |
| Synergy Products International Limited | Private company limited by shares | Live |
| S. I. S. SYNERGY INTERNATIONAL SERVICES LIMITED | Private company limited by shares | Live |
| SinoAmerican Synergy International Company, Limited | Private company limited by shares | Dissolved |
| SYNERGY SOLUTION INTERNATIONAL (HONGKONG) LIMITED | Private company limited by shares | Live |
| Somerset Synergy International Limited | Private company limited by shares | Live |
| SYNERGY SPORT INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Synergy Sports International Limited | Private company limited by shares | Live |
| SURELY SYNERGY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SYNERGY INTERNATIONAL TECHNOLOGY LIMITED | Private company limited by shares | Live Commenced dormancy on 23-Aug-2013 |
| SYNERGY INTERNATIONAL TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SYNERGY INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| CFL SYNERGY INTERNATIONAL TRADING COMPANY LIMITED | Private company limited by shares | Live |
| INTERNATIONAL SYNERGY TRADING LIMITED | Private company limited by shares | Live |
| VICTORIOUS SYNERGY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| WELL SYNERGY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Wise Synergy International Limited | Private company limited by shares | Live |
| Synergy Resources Int'l Limited | Private company limited by shares | Live |
| SYNERGY INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| TOP SYNERGY INVESTMENT LIMITED | Private company limited by shares | Live |
| Synergy Investment Limited | Private company limited by shares | Live |
| Synergy Capital Investment Limited | Private company limited by shares | Live |
| GOLD SYNERGY INVESTMENT LIMITED | Private company limited by shares | Live |
| SYNERGY INVESTMENT HOLDING LIMITED | Private company limited by shares | Live |
| Phoenix Synergy Investment Company Limited | | Live |
| SYNERGY STRATEGIC INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| PRC SYNERGY INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| NEW SYNERGY INVESTMENTS LIMITED | Private company limited by shares | Live |
| Synergy Investments Limited | Private company limited by shares | Live |
| Synergy Investments Limited | Private company limited by shares | Live |