| HONEY MOON INTERNATIONAL WEDDING DIAMOND INSTITUTION LIMITED | Private company limited by shares | Live |
| MORE DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND MOTORS LIMITED | Private company limited by shares | Dissolved |
| DIAMOND MOTORS CENTRE LIMITED | Private company limited by shares | Dissolved |
| DIAMOND MUSIC LIMITED | Private company limited by shares | Dissolved |
| DIAMOND NATION LIMITED | Private company limited by shares | Live |
| Natural Diamond Limited | Private company limited by shares | Live |
| DIAMOND NAVIGATION COMPANY LIMITED | Private company limited by shares | Dissolved |
| DIAMOND NETWORK LIMITED | Private company limited by shares | Dissolved |
| DIAMOND NETWORK LIMITED | Private company limited by shares | Live |
| WAH NGAI DIAMOND COMPANY LIMITED | Private company limited by shares | Dissolved |
| DIAMOND NICE LIMITED | Private company limited by shares | Live |
| NILOH DIAMOND SHARES LIMITED | Private company limited by shares | Dissolved |
| NORTH DIAMOND TRADE COMPANY LIMITED | Private company limited by shares | Live |
| OBERON DIAMOND TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| DIAMOND OCEAN LIMITED | Private company limited by shares | Dissolved |
| OCEAN DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND OCEAN LIMITED | Private company limited by shares | Live |
| DIAMOND & OCEANUS LIMITED | Private company limited by shares | Dissolved |
| GAM FOOK DIAMOND ONLINE LIMITED | Private company limited by shares | Live |
| DIAMOND OUTLINE LIMITED | Private company limited by shares | Live |
| PACIFIC DIAMOND LIMITED | Private company limited by shares | Dissolved |
| PACIFIC DIAMOND LIMITED | Private company limited by shares | Dissolved |
| Diamond Pacific Limited | Private company limited by shares | Live |
| PACIFIC DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND KEY ASIA PACIFIC LIMITED | Private company limited by shares | Live |
| DIAMOND ONE ASIA PACIFIC LIMITED | Private company limited by shares | Dissolved |
| DIAMOND ASIA PACIFIC LIMITED | Private company limited by shares | Live |
| DIAMOND PACIFIC CAPITAL LIMITED | Private company limited by shares | Dissolved |
| DIAMOND PALACE LIMITED | Private company limited by shares | Live |
| PALACE DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND PALACE LIMITED | Private company limited by shares | Live |
| Panda Diamond Company Limited | Private company limited by shares | Live |
| PANH DIAMOND LIMITED | Private company limited by shares | Live |
| PARAGON DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND PARK LIMITED | Private company limited by shares | Live |
| DIAMOND PEACE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| DIAMOND PEAK COMPANY LIMITED | Private company limited by shares | Dissolved |
| PEAK DIAMOND LIMITED | Private company limited by shares | Dissolved |
| DIAMOND PEAK LIMITED | Private company limited by shares | Live |
| DIAMOND PEAK INVESTMENTS LIMITED | Private company limited by shares | Live |
| PEARLOUNGE DIAMOND LIMITED | Private company limited by shares | Live |
| Peonia Diamond Company Limited | Private company limited by shares | Live |
| 100 Percent Diamond Limited | Private company limited by shares | Live |
| Diamond Perfection Limited | Private company limited by shares | Live |
| DIAMOND FRUITS PERU LIMITED | Private company limited by shares | Live |
| PETRO DIAMOND COMPANY LIMITED | Private company limited by shares | Live |
| PETRO DIAMOND SHIPPING AND TRADING LIMITED | Private company limited by shares | Live |
| Phoenix Diamond Limited | Private company limited by shares | Live |
| DIAMOND PLACE LIMITED | Private company limited by shares | Dissolved |
| DIAMOND PLACE LIMITED | Private company limited by shares | Dissolved |
| DIAMOND PLACE LIMITED | Private company limited by shares | Live |
| DIAMOND PLAN COMPANY LIMITED | Private company limited by shares | Dissolved |
| DIAMOND PLAN LIMITED | Private company limited by shares | Dissolved |
| DIAMOND PLAN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| DIAMOND PLATEAU LIMITED | Private company limited by shares | Dissolved |
| THE WHOLE WORLD DIAMOND TRADING PLATFORM (HK) LIMITED | | Live |
| DIAMOND PLUS LIMITED | Private company limited by shares | Dissolved |
| DIAMOND PLUS LIMITED | Private company limited by shares | Live |
| Diamond Plus Diamond Jewellery Co. Limited | Private company limited by shares | Live |
| DIAMOND POINT LIMITED | Private company limited by shares | Dissolved |
| DIAMOND POINT LIMITED | Private company limited by shares | Dissolved |
| Pontus Diamond Limited | Private company limited by shares | Live |
| DIAMOND POOL LIMITED | Private company limited by shares | Dissolved |
| DIAMOND PORT LIMITED | Private company limited by shares | Dissolved |
| DIAMOND POWER COMPANY LIMITED | Private company limited by shares | Dissolved |
| POWER DIAMOND LIMITED | Private company limited by shares | Dissolved |
| DIAMOND POWER LIMITED | Private company limited by shares | Live Commenced dormancy on 05-Mar-2014 |
| POWER DIAMOND LIMITED | | Live |
| Motive Power Education Centre (Diamond Hill) Limited | Private company limited by shares | Live |
| PREMIER DIAMOND & JEWELLERY LIMITED | Private company limited by shares | Live |
| Premier Diamond Trading Limited | Private company limited by shares | Dissolved |
| Diamond Premium Limited | Private company limited by shares | Live |
| PRESTIGE DIAMOND WATCH LIMITED | Private company limited by shares | Live |
| PRETTY DIAMOND LIMITED | Private company limited by shares | Live |
| PRINCE DIAMOND WEDDING SERVICE LIMITED | Private company limited by shares | Dissolved |
| PRINCE88 DIAMOND COMPANY LIMITED | Private company limited by shares | Live |
| DIAMOND PRINCESS COMPANY LIMITED | Private company limited by shares | Live |
| DIAMOND SKY PRIVATE LIMITED | Private company limited by shares | Live |
| Diamond Pr.Limited | Private company limited by shares | Live |
| ASIAN DIAMOND PRODUCTS COMPANY LIMITED | Private company limited by shares | Live |
| DIAMOND PROMISE LIMITED | Private company limited by shares | Live |
| PROMISING DIAMOND LIMITED | Private company limited by shares | Live |
| DIAMOND PROPERTIES LIMITED | Private company limited by shares | Live |
| DIAMOND VIEW PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| Diamond Power Proprietary Limited | Private company limited by shares | Live |
| DIAMOND PUBLICATIONS LIMITED | Private company limited by shares | Dissolved |
| Diamond Sky Publishing Limited | Private company limited by shares | Dissolved |
| PURE DIAMOND COMPANY LIMITED | Private company limited by shares | Dissolved |
| Pure Diamond Limited | Private company limited by shares | Live |
| DIAMOND QUALITY LIMITED | Private company limited by shares | Live Commenced dormancy on 19-Mar-1996 |
| QUALITY DIAMOND LIMITED | Private company limited by shares | Live |
| QUALITY RT DIAMOND LIMITED | | Live |
| QUEEN DIAMOND HK LIMITED | Private company limited by shares | Live |
| My Queen Diamond Limited | Private company limited by shares | Live |
| QUEEN DIAMOND LIMITED | Private company limited by shares | Live |
| Queenie Diamond Limited | Private company limited by shares | Dissolved |
| RAIN DIAMOND LIMITED | Private company limited by shares | Dissolved |
| Diamond Rays HK Limited | Private company limited by shares | Live |
| Star Rays Diamond HK Limited | Private company limited by shares | Live |