| Superocean Energy Investment Co. Limited | Private company limited by shares | Live |
| STANDARD CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| TOMORROW CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| HIGHTECH CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| WINTEK ENGINEERING SERVICE LIMITED | Private company limited by shares | Live |
| E.nopi Land Education Center Limited | Private company limited by shares | Dissolved |
| ENPLUS CO., LIMITED | Private company limited by shares | Live |
| HAIER ANGEL NEW ENERGY LIMITED | Private company limited by shares | Dissolved |
| ENERGY MAN LIMITED | Private company limited by shares | Dissolved |
| AST ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| WIN TAI WOO ENERGY INVESTMENT (GROUP) COMPANY LIMITED | Private company limited by shares | Live |
| QINGDAO HAIYIER SOLAR ENERGY LIMITED | Private company limited by shares | Dissolved |
| S&G ENTERPRISE LIMITED | Private company limited by shares | Live |
| ENERGY SUCCESS LIMITED | Private company limited by shares | Live |
| YIN ON ENTERPRISE LIMITED | Private company limited by shares | Live |
| LUK MING ENTERPRISE LIMITED | Private company limited by shares | Live |
| B&G ENTERPRISE LIMITED | Private company limited by shares | Live |
| SUNSHINE ENERGY GROUP LIMITED | Private company limited by shares | Dissolved |
| YATT ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| WAH YIU KEE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| LK CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| WOOPIE SOCIAL ENTERPRISES LIMITED | Company limited by guarantee | Live |
| KAI SENG ENGINEERING CO., LIMITED | Private company limited by shares | Dissolved |
| ENCYCO FASHION CO., LIMITED | Private company limited by shares | Live |
| HO'S ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HK ZHONGDA . SHANYANG ENGINE GROUP LIMITED | Private company limited by shares | Dissolved |
| ZOOMLION ENVIRONMENTAL TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| WANG LI ELECTRIC ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| HYF ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| GRAND RICH AIR CONDITIONING ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| KIN LAM ENGINEERING LIMITED | Private company limited by shares | Live |
| TEAM ENTERPRISE LIMITED | Private company limited by shares | Live |
| YI AN ENVIRONMENTAL NEW ENERGY COMPANY LIMITED | Private company limited by shares | Dissolved |
| Ultra Energy Technology Limited | Private company limited by shares | Dissolved |
| FOCUS ENERGY (FUJIAN) LIMITED | Private company limited by shares | Dissolved |
| UNICORN ENERGY (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| RISING CAPITAL ENTERPRISES LIMITED | Private company limited by shares | Live |
| EXCELLENT STAR ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| WEALTH CAPITAL ENTERPRISE LIMITED | Private company limited by shares | Live |
| STANDARD CHINA ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| BON AMI ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| EVENEX ENGINEERING (LAND & MARINE WORKS) LIMITED | Private company limited by shares | Dissolved |
| MAN FAI ENTERPRISES LIMITED | Private company limited by shares | Live |
| CAPITOL ENGINEERING LIMITED | Private company limited by shares | Live |
| Rus Energy Investment Group Limited | Private company limited by shares | Live |
| SUCCESS MASTER ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| TY ENTERPRISE LIMITED | Private company limited by shares | Live |
| CSB ENERGY (HONG KONG) CO., LIMITED | Private company limited by shares | Dissolved |
| GLOBALINK ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| NORTH ENERGY LIMITED | Private company limited by shares | Dissolved |
| EUROPEAN ENERGY TECHNOLOGY HK LIMITED | Private company limited by shares | Live |
| TOP DELTA ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| PACIFIC FAME ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| CHARMING HILL ENTERPRISE LIMITED | Private company limited by shares | Live |
| CDS TECHNOLOGY ENGINEERING LIMITED | Private company limited by shares | Live |
| ENHANCE (HK) LIMITED | Private company limited by shares | Live |
| JS POWER & ENERGY CONSULTING LIMITED | Private company limited by shares | Dissolved |
| SOCIAL ENVIRONMENT LIMITED | Private company limited by shares | Live Ceased dormancy on 25-Apr-2014 |
| DRAGON SEA ENTERPRISE LIMITED | Private company limited by shares | Live |
| HALSONS ENTERPRISE LIMITED | Private company limited by shares | Live |
| BENSON DESIGN & ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SOLIDARITY ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| FORTUNATE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ENERGY CONSULTING GROUP LIMITED | Private company limited by shares | Live |
| POWER STAR CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| SUCCESS WAY CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| MEGA TEAM ENGINEERING LIMITED | Private company limited by shares | Live |
| GRAND ART ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SKY DRAGON ENGINEERING LIMITED | Private company limited by shares | Live |
| NAC Enterprises Limited | Private company limited by shares | Dissolved |
| PACIFIC SENSE ENTERPRISES LIMITED | Private company limited by shares | Live |
| JET CENTURY ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| VOU LA GAO ENTERPRISES LIMITED | Private company limited by shares | Live |
| SUCCESS CENTURY ENTERPRISE GROUP LIMITED | Private company limited by shares | Live |
| WIN HONOR INVESTMENT ENTERPRISE LIMITED | Private company limited by shares | Live |
| FIRST TECH ENTERPRISES LIMITED | Private company limited by shares | Live |
| TONGHAI MARINE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| SILVERY STAR ENTERPRISE LIMITED | Private company limited by shares | Live |
| POK KEI ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| YIK SHING ENVIRONMENT ARRANGEMENT PERISH LIMITED | Private company limited by shares | Live |
| CHEKNUM ENGINEERING LIMITED | Private company limited by shares | Live |
| PPI ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| WIN STAR ENGINEERING LIMITED | Private company limited by shares | Live |
| Envirfrontier Limited | Private company limited by shares | Dissolved |
| TSINGHUA SUNSHINE SOLAR ENERGY GROUP LIMITED | Private company limited by shares | Dissolved |
| EASTERN SUN ENTERPRISES LIMITED | Private company limited by shares | Live |
| ICEWALL ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| FORD SUCCESS ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| ENLIGHTEN-WAGON TECHNOLOGY (H.K.) CO., LIMITED | Private company limited by shares | Live |
| M&S Engineering Service Company Limited | Private company limited by shares | Live |
| Chi Tak Swimming Pool & Fountain Engineering Company Limited | Private company limited by shares | Live |
| WING ON ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| CHINA ENERGY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| ESCAPE ENGINEERING HONG KONG LIMITED | Private company limited by shares | Live |
| DRAGON SPRING ENVIRONMENT (HK) COMPANY LIMITED | Private company limited by shares | Live |
| COCOVRED ENTERPRISES LIMITED | Private company limited by shares | Live |
| AA Energies, Limited | Private company limited by shares | Live |
| INTEGRATION E&M ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| CHAMP BEST ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ALLIED SMART ENGINEERING LIMITED | Private company limited by shares | Dissolved |