| E & M Engineering Limited | Private company limited by shares | Live |
| CHEUK YU ENGINEERING LIMITED | Private company limited by shares | Live |
| Indexgroup Engineering Limited | Private company limited by shares | Dissolved |
| V-STAR (SYSTEM) ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| ARCO ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Sam Lee Engineering Limited | Private company limited by shares | Dissolved |
| LEE KEE ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| WAH TAT CONSTRUCTION ENGINEERING LIMITED | Private company limited by shares | Live |
| ODIN ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| MAIN CABLE ENGINEERING DESIGN LIMITED | Private company limited by shares | Live |
| DESIGN & ENGINEERING LIMITED | Private company limited by shares | Live |
| WING TAT CHI ENGINEERING LIMITED | Private company limited by shares | Live |
| HO PAK KEE ENGINEERING LIMITED | Private company limited by shares | Live |
| WANG FU ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |
| Lead Gang Engineering Limited | Private company limited by shares | Dissolved |
| HK Engineering Co. Limited | Private company limited by shares | Live |
| New One Engineering Limited | Private company limited by shares | Dissolved |
| Murray Engineering Limited | Private company limited by shares | Dissolved |
| JMD ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| HING LEE (E & M) ENGINEERING CO LIMITED | Private company limited by shares | Live |
| YU WING ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| VAST RICH ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| HARVEST POWER ENGINEERING LIMITED | Private company limited by shares | Live |
| ALLIED RICH ENGINEERING LIMITED | Private company limited by shares | Live |
| MEGA SUCCESS ENGINEERING LIMITED | Private company limited by shares | Live |
| LUCK DRAGON ENGINEERING LIMITED | Private company limited by shares | Live |
| HOP KEE CONSTRUCTION ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| BROTHERS M & E ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| DESIGN RAYS ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| YAN KEE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| HING YIP DISMANTLING ENGINEERING LIMITED | Private company limited by shares | Live |
| SHENG TONG ENGINEERING LIMITED | Private company limited by shares | Live |
| ELAS ENGINEERING LIMITED | Private company limited by shares | Live |
| KARFORD ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |
| BEST ENGINEERING (HONG KONG) LIMITED | Private company limited by shares | Live |
| WING LOK ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| KINGFULL ENGINEERING LIMITED | Private company limited by shares | Live |
| SMART TEAM ENGINEERING LIMITED | Private company limited by shares | Live |
| TAI MING ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| HOI TAK ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| A-TECH ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| DATAI ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| YI HING ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| SUN GLORY ENGINEERING LIMITED | Private company limited by shares | Live |
| ENGINEERING LUCRE LIMITED | Private company limited by shares | Live |
| CIS SYSTEM ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| TOP GLORY ENGINEERING LIMITED | Private company limited by shares | Live |
| LINK POWER ENGINEERING LIMITED | Private company limited by shares | Live |
| FU KEE ENGINEERING LIMITED | Private company limited by shares | Live |
| SIGN FIRST ENGINEERING LIMITED | Private company limited by shares | Live |
| YING NGAI ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| TAI HING SCAFFOLDING ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| ROOFTEAM ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| Kei Yip Motor Engineering Co., Limited | Private company limited by shares | Live |
| LITECON ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Fai Kee Lighting Engineering Limited | Private company limited by shares | Live |
| SUN HING ELECTRIC ENGINEERING LIMITED | Private company limited by shares | Live |
| CHONG FU ENGINEERING LIMITED | Private company limited by shares | Live |
| LIZE ENGINEERING 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 |
| 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 |
| KAI SENG ENGINEERING CO., LIMITED | Private company limited by shares | Dissolved |
| HO'S ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| WANG LI ELECTRIC ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| GRAND RICH AIR CONDITIONING ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| KIN LAM ENGINEERING LIMITED | Private company limited by shares | Live |
| BON AMI ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| EVENEX ENGINEERING (LAND & MARINE WORKS) LIMITED | Private company limited by shares | Dissolved |
| CAPITOL ENGINEERING LIMITED | Private company limited by shares | Live |
| SUCCESS MASTER ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| GLOBALINK ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| PACIFIC FAME ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| CDS TECHNOLOGY ENGINEERING 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 |
| 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 |
| TONGHAI MARINE ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| CHEKNUM ENGINEERING LIMITED | Private company limited by shares | Live |
| WIN STAR ENGINEERING LIMITED | Private company limited by shares | Live |
| ICEWALL ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| 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 |
| ESCAPE ENGINEERING HONG KONG 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 |
| VAST CREATION ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SURE WELL ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| MAX ENGINEERING INVESTMENTS LIMITED | Private company limited by shares | Live |
| PACIFIC TECHNOLOGY ENGINEERING LIMITED | Private company limited by shares | Live |