| PACIFIC SCUBA DIVING ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| Black Ocean Diving Limited | Private company limited by shares | Live |
| Diving Buddies Company Limited | | Live |
| CALYPSO DIVING CENTRE LIMITED | Private company limited by shares | Dissolved |
| BS Diving Center Limited | | Live |
| MI CABANA DIVING CENTER LIMITED | Private company limited by shares | Live |
| MERMAID DIVING CENTER LIMITED | Private company limited by shares | Live |
| Tas Diving Centre Limited | Private company limited by shares | Live |
| RRS DIVING CENTRE LIMITED | | Live |
| Diving Challenge Centre Limited | Private company limited by shares | Dissolved |
| Diving Challenge Centre(Worldwide) Limited | Private company limited by shares | Live |
| DAH CHEONG DIVING ENGINEERING LIMITED | Private company limited by shares | Live |
| HOI FAI DIVING CONTRACTORS CO., LIMITED | Private company limited by shares | Live |
| SEA STAR CONSTRUCTION & DIVING LIMITED | Private company limited by shares | Live |
| Diving Consultants Limited -The- | Private company limited by shares | Live |
| SUN FAI DIVING CONTRACTORS COMPANY LIMITED | Private company limited by shares | Live |
| FU TAT DIVING CONTRACTORS COMPANY LIMITED | Private company limited by shares | Live |
| WAH YUEN DIVING CONTRACTORS COMPANY LIMITED | Private company limited by shares | Live |
| Debloop Diving Limited | | Live |
| DIVING DISCOVERY LIMITED | Private company limited by shares | Dissolved |
| DIVING DISTRIBUTION LIMITED | Private company limited by shares | Live |
| DIVING DRAGON LIMITED | | Live |
| Dream Diving Destinations Limited | Private company limited by shares | Live |
| SUN DYNAMIC DIVING LIMITED | Private company limited by shares | Dissolved |
| FAR EAST DIVING EQUIPMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| DIVING ADVENTURE EDUCATION LIMITED | Private company limited by shares | Live |
| DIV DIVING ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| KAI FAT DIVING ENGINEERING LIMITED | Private company limited by shares | Live |
| Man Ho Diving Engineering Company Limited | Private company limited by shares | Live |
| YAS DIVING ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| East Diving Engineering Co., Limited | Private company limited by shares | Live |
| HERO DIVING ENGINEERING CO., LIMITED | Private company limited by shares | Live |
| DIVING MARINE ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Exceed Diving Swimming Limited | | Live |
| DIVING EXPRESS LIMITED | Private company limited by shares | Live |
| DIVING EXPRESS (INTERNATIONAL) LIMITED | Private company limited by shares | Live |
| F.A.W. DIVING COMPANY LIMITED | Private company limited by shares | Live |
| Fine Diving Limited | Private company limited by shares | Live |
| FRASER DIVING INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| HANGZHOU DIVING PUMP FOCTORY ENTERPRISE LIMITED | Private company limited by shares | Live |
| HANGZHOU SILEITE DIVING PUMPS LIMITED | Private company limited by shares | Live |
| SUN HING DIVING EQUIPMENT MANUFACTORY LIMITED | Private company limited by shares | Dissolved |
| EASTERN COAST (HK) DIVING CENTRE LIMITED | Private company limited by shares | Dissolved |
| FRASER DIVING (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| AFM DIVING (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| JNP DIVING CENTRE (HONG KONG) LIMITED | Private company limited by shares | Live |
| WORKS OF DIVING HONG KONG COMPANY LIMITED | Private company limited by shares | Live |
| HUIHAI DIVING INTERNATIONAL LIMITED | Private company limited by shares | Live |
| K DIVING INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| JU LI DIVING INTERNATIONAL LIMITED | | Live |
| JACK DIVING EQUIPMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| Leisurely Diving Limited | | Live |
| All 4 Diving - Liveaboards Limited | Private company limited by shares | Live |
| ASIA LUXURY CRUISES & DIVING LIMITED | Private company limited by shares | Live |
| Diving Module Limited | Private company limited by shares | Live |
| DMC Diving & Mountaineering Co. Limited | Private company limited by shares | Live |
| OCEAN SKY DIVING COMPANY LIMITED | Private company limited by shares | Live |
| OCEAN DIVING LIMITED | Private company limited by shares | Live |
| OCEANIA DIVING LIMITED | Private company limited by shares | Dissolved |
| Diving Is Pacific Ocean Company Limited | | Live |
| DIVING PARK LIMITED | Private company limited by shares | Live |
| DIVING PLUS HK LIMITED | Private company limited by shares | Live |
| Poseidon Diving China Limited | Private company limited by shares | Live |
| DREAM DIVING PRODUCTION LIMITED | Private company limited by shares | Live |
| QUALITY DIVING CO., LIMITED | Private company limited by shares | Live |
| YELLOW RIVER DIVING WORKS COMPANY LIMITED | Private company limited by shares | Dissolved |
| RIZHAO SKY DIVING CO., LIMITED | Private company limited by shares | Live |
| SALVAGE AND DIVING INTERNATIONAL CORPORATION LIMITED | Private company limited by shares | Dissolved |
| HK SCHOOL OF DIVING COMPANY LIMITED | Private company limited by shares | Live |
| Scuba Cat Diving Company Limited | | Live |
| Seaman Diving Centre Limited | | Live |
| HONG KONG SOCIETY FOR DIVING LIMITED -THE- | Company limited by guarantee | Dissolved |
| SOUNDS OF THE OCEANS SCUBA DIVING LIMITED | Private company limited by shares | Live |
| Diving Space Company Limited | | Live |
| SPLASH DIVING (HK) LIMITED | Private company limited by shares | Live |
| SPORT DIVING EQUIPMENT LIMITED | Private company limited by shares | Dissolved |
| DIVING STATION LIMITED | Private company limited by shares | Dissolved |
| Sunrise Diving Contractors Limited | | Live |
| AVN DIVING TECHNOLOGY GROUP LIMITED | Private company limited by shares | Dissolved |
| DIVING ADVENTURE TRAINING LIMITED | Private company limited by shares | Dissolved |
| FANTASEA DIVING TRAINING CENTER LIMITED | Private company limited by shares | Dissolved |
| HENRY DIVING TRAINING CENTRE LIMITED | Private company limited by shares | Dissolved |
| THE DIVING TRAINING CENTRE OF HONG KONG LIMITED | | Live |
| WANG YING DIVING TRAINING CENTRE LIMITED | Private company limited by shares | Dissolved |
| DIVING AND TRAVEL COMPANY LIMITED | Private company limited by shares | Dissolved |
| DIVING TRAVEL LIMITED | Private company limited by shares | Live |
| DIVING ADVENTURE TRAVEL LIMITED | Private company limited by shares | Live |
| Asia Diving Travel Limited | Private company limited by shares | Live |
| Unity Scuba Diving Limited | | Live |
| DUCKS DIVING WORK LIMITED | Private company limited by shares | Live |
| HIP KEUNG DIVING WORKS COMPANY LIMITED | Private company limited by shares | Dissolved |
| Works of Diving Transportation Company Limited | Private company limited by shares | Live |
| DIVINIE TECHNOLOGY COMPANY LIMITED | | Live |
| Divinis Limited | Private company limited by shares | Dissolved |
| DIVINITY LIMITED | Private company limited by shares | Dissolved |
| HK Divino Electric Appliance Co., Limited | Private company limited by shares | Live |
| DIVINO CO., LIMITED | Private company limited by shares | Live |
| VINO DIVINO EXPORT HK LIMITED | Private company limited by shares | Dissolved |
| DIVINO GROUP LIMITED | Private company limited by shares | Live |
| LUSSO DIVINO LIMITED | Private company limited by shares | Live |