| DoubleZ Technology (HK) Co., Limited | Private company limited by shares | Live |
| DOUBLE-Z HOLDINGS LIMITED | Private company limited by shares | Live |
| DOUBLIN COMPANY LIMITED | Private company limited by shares | Dissolved |
| DOUBLJU HK LIMITED | Private company limited by shares | Live |
| DOUBLUXE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| DUTCH DOUBLZ LIMITED | Private company limited by shares | Dissolved |
| Doubo Company Limited | | Live |
| DOUBODAY LIMITED | Private company limited by shares | Dissolved |
| DOUBOLEY LIMITED | Private company limited by shares | Dissolved |
| CHINA DOUBONE GROUP CO., LIMITED | Private company limited by shares | Live |
| DOUBOU COMPANY LIMITED | | Live |
| Doubridge Limited | Private company limited by shares | Live |
| DOUBRO Limited | Private company limited by shares | Live |
| NO DOUBT LIMITED | Private company limited by shares | Live |
| BEYOND REASONABLE DOUBT LIMITED | Private company limited by shares | Dissolved |
| Black Doubter HK Co., Limited | Private company limited by shares | Live |
| Doubtless Fortune Telling Co., Limited | | Live |
| DOUBWELL INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| Ma Douce Limited | Private company limited by shares | Live |
| LA VIE DOUCE LIMITED | Private company limited by shares | Live |
| LAB DOUCE COSMETICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| DOUCE FRANCE LIMITED | Private company limited by shares | Dissolved |
| Douce France Limited | Private company limited by shares | Live |
| Douce Vallee Company Limited | Private company limited by shares | Live |
| Doucedot Limited | Private company limited by shares | Live |
| DOUCEMENT LIMITED | Private company limited by shares | Dissolved |
| DOUCES LIMITED | Private company limited by shares | Dissolved |
| DOUCEUR LIMITED | Private company limited by shares | Dissolved |
| DOUCEUR FASHIONS LIMITED | Private company limited by shares | Live |
| PETITE DOUCEUR LIMITED | Private company limited by shares | Dissolved |
| International Wulin Doucha Economic Trade Cooperation Group Limited | Private company limited by shares | Live |
| DOUCHEE LIMITED | Private company limited by shares | Live |
| Douching Limited | Private company limited by shares | Live |
| DOUDBLE. C. LIMITED | Private company limited by shares | Live |
| DOUDOULE GROUP (HK) HOLDING LIMITED | Private company limited by shares | Live |
| HONGKONG DOUDOUWU FOOTWEAR LIMITED | Private company limited by shares | Live |
| Douen Investment Limited | | Live |
| DOUFIELD INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| DOUFULLY DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Doufun Technology Limited | | Live |
| DougaGroup Limited | Private company limited by shares | Live |
| DOUGE INTERNATIONAL LIMITED | Private company limited by shares | Live |
| DOUGER INTERNATIONAL CO., LIMITED | Private company limited by shares | Dissolved |
| NOT DOUGGLE HOLDING LIMITED | Private company limited by shares | Live |
| Dougguan Arnhold Marble Limited | Private company limited by shares | Live |
| DOUGH COMPANY LIMITED | Private company limited by shares | Dissolved |
| DOUGH WON LIMITED | Private company limited by shares | Dissolved |
| EC Dough Limited | Private company limited by shares | Live |
| Fat Dough Company Limited | | Live |
| BEANS & DOUGH FACTORY LIMITED | Private company limited by shares | Live |
| Dough Bros Limited | Private company limited by shares | Live |
| DOUGH BROS 2 LIMITED | Private company limited by shares | Live |
| DOUGH BROS 3 LIMITED | Private company limited by shares | Live |
| Cheddar & Dough Limited | | Live |
| GLORY DOUGH LIMITED | | Live |
| I LOVE THE DOUGH LIMITED | | Live |
| COOKIE DOUGH PRODUCTIONS LIMITED | Private company limited by shares | Live |
| Dough2Go Limited | | Live |
| Doughnut Bus Company Limited | Private company limited by shares | Live |
| DOUGHNUT TIME (HONG KONG) LIMITED | Private company limited by shares | Live |
| DOUGHT INVESTMENTS LIMITED | Private company limited by shares | Live |
| DOUGHTY TRADING LIMITED | Private company limited by shares | Dissolved |
| DOUGLAS LEE COMPANY LIMITED | Private company limited by shares | Dissolved |
| DOUGLAS LIMITED | Private company limited by shares | Dissolved |
| DOUGLAS CAPITAL LIMITED | Private company limited by shares | Live |
| DOUGLAS & DUNCAN LIMITED | Private company limited by shares | Dissolved |
| DOUGLAS STEAMSHIP COMPANY LIMITED -THE- | Private company limited by shares | Dissolved |
| TERRY DOUGLAS LIMITED | Private company limited by shares | Dissolved |
| DOUGLAW LIMITED | Private company limited by shares | Dissolved |
| DOUGON TRADING LIMITED | Private company limited by shares | Live |
| DOUGSON LIMITED | Private company limited by shares | Live |
| Dougtec Limited | Private company limited by shares | Live |
| Douguo Limited | Private company limited by shares | Live |
| DOUGUYA LIMITED | Private company limited by shares | Live |
| Dougwood Limited | Private company limited by shares | Live |
| HK Douhum Network Technology Co., Limited | | Live |
| Doujiao Trading Company Limited | | Live |
| DOUJIN LIMITED | Private company limited by shares | Live |
| DOUJIN KAI (H.K.) COMPANY LIMITED | Company limited by guarantee | Live |
| Hong Kong Doujin Production Limited | Company limited by guarantee | Live |
| HONG KONG DOUJIN TRADING CO., LIMITED | | Live |
| Doujin Trading Co., Limited | Private company limited by shares | Live |
| DOUK EXP TRADING COMPANY LIMITED | Private company limited by shares | Live |
| DOUKOU TRADE LIMITED | | Live |
| DOUKUN LIMITED | Private company limited by shares | Live |
| Doula Easy Limited | Private company limited by shares | Live |
| DOULAIMI LIMITED | | Live |
| DOULAT ENTERPRISES (HK) LIMITED | Private company limited by shares | Dissolved |
| G. DOULATRAM & SONS (H.K.) LIMITED | Private company limited by shares | Live |
| DOULE (HK) TRADE CO., LIMITED | Private company limited by shares | Live |
| DOULEX INTERNATIONAL LIMITED | Private company limited by shares | Live |
| HK DOULIDA TRADE LIMITED | | Live |
| Douliu Trading Co., Limited | Private company limited by shares | Live |
| DOULOS DESIGN LIMITED | Private company limited by shares | Dissolved |
| DOULOS HONG KONG LIMITED | Company limited by guarantee | Live |
| HONG KONG DOULOS MINISTRY CENTRE LIMITED | Company limited by guarantee | Live |
| DOULOS MANAGEMENT SERVICES LIMITED | Private company limited by shares | Dissolved |
| Swibang & Doulos Group Limited | Private company limited by shares | Live |
| DOULTON COMPANY LIMITED | Private company limited by shares | Live |
| DOULTON GARMENT MANUFACTURING LIMITED | Private company limited by shares | Dissolved |