| SYNERGY ENERGY (HK) CO., LIMITED | Private company limited by shares | Live |
| SYNERGY ENGINEERING AND PRODUCTIONS (H.K.) LIMITED | Private company limited by shares | Live |
| ENERGETIC SYNERGY INDUSTRIAL (HK) CO., LIMITED -THE- | Private company limited by shares | Live |
| SYNERGY (HK) INVESTMENT LIMITED | | Live |
| Synergy (HK) Investment Management Co., Limited | Private company limited by shares | Live |
| Synergy Investment Management (H.K.) Limited | Private company limited by shares | Live |
| SYNERGY NUTS (H.K.) CO. LIMITED | Private company limited by shares | Live |
| PHYSIO SYNERGY (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SYNERGY POWER (HK) LIMITED | Private company limited by shares | Dissolved |
| SYNERGY SCAFFOLDING (HK) LIMITED | Private company limited by shares | Live |
| SYNERGY SOLUTIONS (HK) LIMITED | Private company limited by shares | Live |
| SPEEDY SYNERGY (H.K.) LIMITED | Private company limited by shares | Dissolved |
| Synergy Tech (HK) Company Limited | Private company limited by shares | Live |
| SYNERGY TRADING (HK) CO., LIMITED | Private company limited by shares | Live |
| Green Synergy (HK) Trading Limited | Private company limited by shares | Live |
| SYNERGY PULP TRADING (HK) CO., LIMITED | Private company limited by shares | Live |
| IGT Synergy Holding Limited | Private company limited by shares | Dissolved |
| JI Synergy Holding Limited | Private company limited by shares | Dissolved |
| SYNERGY PACIFIC (HOLDING) LIMITED | Private company limited by shares | Live |
| SYNERGY HOLDINGS LIMITED | Private company limited by shares | Live Commenced dormancy on 29-Nov-2012 |
| New Synergy Holdings Limited | Private company limited by shares | Live |
| TOP SYNERGY HOLDINGS LIMITED | Private company limited by shares | Live |
| SYNERGY KEY HOLDINGS LIMITED | Private company limited by shares | Live |
| Synergy Holdings (Asia) Limited | Private company limited by shares | Live |
| BEST SYNERGY HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| CAPITAL SYNERGY HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| China Synergy Capital Investment Holdings Limited | Private company limited by shares | Live |
| EXTENDED SYNERGY HOLDINGS LIMITED | Private company limited by shares | Live |
| SYNERGY GLOBAL HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| Synergy Global Investment Holdings Limited | Private company limited by shares | Live |
| Synergy Group Holdings Limited | Private company limited by shares | Live |
| SYNERGY HOLDINGS (HK) LIMITED | Private company limited by shares | Live |
| SYNERGY HOLDINGS (HK) LIMITED | Private company limited by shares | Live |
| HONG KONG SYNERGY INVESTMENT HOLDINGS LIMITED | Private company limited by shares | Live |
| Hong Kong Synergy Holdings Limited | | Live |
| SYNERGY HOLDINGS INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Pacific Synergy Investment Holdings Limited | Private company limited by shares | Live |
| Asia Israel Synergy Holdings Limited | Private company limited by shares | Live |
| CHINA ISRAEL SYNERGY HOLDINGS LIMITED | Private company limited by shares | Live |
| SYNERGY LOGISTIC HOLDINGS LIMITED | Private company limited by shares | Live |
| OCEAN SYNERGY HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| SYNERGY STAR HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| SYNERGY TECHNOLOGY HOLDINGS LIMITED | Private company limited by shares | Live Commenced dormancy on 21-Aug-2013 |
| HOMANTIN SYNERGY LIMITED | Company limited by guarantee | Live |
| HOME SYNERGY LIMITED | Private company limited by shares | Live |
| ABUNDANT SYNERGY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Synergy Advantage Business (Hong Kong) Limited | Private company limited by shares | Live |
| YC Synergy (Hong Kong) Co., Limited | Private company limited by shares | Live |
| SYNERGY RESOURCES (HONG KONG) ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SYNERGY FASHION GROUP HONG KONG LIMITED | Private company limited by shares | Dissolved |
| FINE SYNERGY (HONG KONG) LIMITED | Private company limited by shares | Live |
| Global Synergy (Hong Kong) Limited | Private company limited by shares | Dissolved |
| Synergy Global (Hong Kong) Limited | Private company limited by shares | Live |
| Hong Kong Green Synergy Limited | Private company limited by shares | Live |
| SYNERGY HEALTH (HONG KONG) LIMITED | Private company limited by shares | Live |
| SYNERGY (HONG KONG) HOLDING PTE LIMITED | Private company limited by shares | Live |
| SYNERGY INDUSTRIAL (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| Solar Synergy Investments (Hong Kong) Limited | Private company limited by shares | Live |
| Hong Kong Junmin Synergy Resources Limited | Private company limited by shares | Live |
| KEDAH SYNERGY HONG KONG LIMITED | Private company limited by shares | Live |
| SYNERGY (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| IGT Synergy (Hong Kong) Limited | Private company limited by shares | Dissolved |
| Synergy (Hong Kong) Limited | Private company limited by shares | Live |
| 3C SYNERGY HONG KONG LIMITED | Private company limited by shares | Live |
| WD Synergy (Hong Kong) Limited | Private company limited by shares | Dissolved |
| Hong Kong WHM Synergy Pte Limited | Private company limited by shares | Live |
| FT Synergy Hong Kong Limited | Private company limited by shares | Live |
| CREATIVE SYNERGY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SYNERGY DIGITAL HONG KONG LIMITED | Private company limited by shares | Live |
| Synergy Marine Hong Kong Limited | Private company limited by shares | Live |
| MIGHTY SYNERGY (HONG KONG) LIMITED | Private company limited by shares | Live |
| I & W PETROLEUM & SYNERGY (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| Synergy Protection Agency (Hong Kong) Limited | Private company limited by shares | Live |
| Hong Kong Synergy Pool Service Company Limited | Private company limited by shares | Live |
| HONG KONG SYNERGY SOFTWARE COMPANY LIMITED | Private company limited by shares | Live |
| TECH SYNERGY (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SYNERGY TECHNOLOGY HONG KONG LIMITED | Private company limited by shares | Dissolved |
| HONG KONG SYNERGY TOYS TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HONG KONG SYNERGY TRADING LIMITED | Private company limited by shares | Live |
| VAST SYNERGY (HONG KONG) LIMITED | Private company limited by shares | Live |
| HongKong Synergy Limited | Private company limited by shares | Dissolved |
| HONGKONG SYNERGY HOME ACCENTS CO., LIMITED | Private company limited by shares | Dissolved |
| Hongkong Synergy Engineering Consulting Co., Limited | Private company limited by shares | Live |
| Synergy Excel (HongKong) Co., Limited | Private company limited by shares | Live |
| HONGKONG SYNERGY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SYNERGY (HONGKONG) INVESTMENT HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| SYNERGY (HONGKONG) TRADING LIMITED | Private company limited by shares | Live |
| Synergy Horticulture & Logistics Limited | Private company limited by shares | Live |
| Hospitality Synergy Group Asia Pacific Limited | Private company limited by shares | Live |
| Synergy Production House Limited | Private company limited by shares | Live |
| SYNERGY HOUSING EMERGENCY ENGINEERING CONSULTANCY LIMITED | Private company limited by shares | Live |
| Synergy Global Housing (Hong Kong) Limited | Private company limited by shares | Live |
| HUGE SYNERGY INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Hybrid Synergy Limited | Private company limited by shares | Live |
| SYNERGY IMPORT AND EXPORT CO., LIMITED | Private company limited by shares | Live |
| YIWU SYNERGY IMPORT AND EXPORT CO., LIMITED | Private company limited by shares | Live |
| Synergy Incorporation Limited | | Live |
| SYNERGY INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| INDUSTRIAL SYNERGY LIMITED | Private company limited by shares | Dissolved |
| HK SYNERGY ON (INDUSTRIAL) LIMITED | Private company limited by shares | Live |