| StratoJet Limited | Private company limited by shares | Live |
| Stratologon Limited | Private company limited by shares | Live |
| Stratom Limited | Private company limited by shares | Live |
| Stratoppo Global HK Limited | Private company limited by shares | Live |
| STRATOS DESIGN LIMITED | Private company limited by shares | Live |
| STRATOS INSURANCE BROKERS LIMITED | Private company limited by shares | Dissolved |
| STRATOS TRADE LIMITED | Private company limited by shares | Live |
| STRATOS TRADING LIMITED | Private company limited by shares | Live |
| Stratosphere Company Limited | Private company limited by shares | Live |
| Stratosphere Finance Company Limited | Private company limited by shares | Live |
| HK STRATOSPHERE GROUP LIMITED | Private company limited by shares | Live |
| Stratosphere Group Limited | Private company limited by shares | Live |
| STRATOSPHERE INTELLIGENT TECHNOLOGY(XIANGGANG) LIMITED | | Live |
| STRATOSPHERE INVESTMENTS LIMITED | Private company limited by shares | Live |
| STRATOSQUARE LIMITED | | Live |
| STRATOTECH LIMITED | Private company limited by shares | Live |
| StratPlanMedia Limited | Private company limited by shares | Live |
| STRATPROD LIMITED | Private company limited by shares | Live |
| StratPtnr Co., Limited | | Live |
| Strattec Limited | Private company limited by shares | Live |
| Stratten Consultancy Limited | Private company limited by shares | Live |
| STRATTNER CAPITAL MANAGEMENT LIMITED | Private company limited by shares | Live |
| STRATTNERS LIMITED | Private company limited by shares | Live |
| Stratton Limited | Private company limited by shares | Live |
| S&S Stratton Limited | Private company limited by shares | Live |
| STRATTON CAPITAL LIMITED | Private company limited by shares | Live |
| STRATTON CIRCLE LIMITED | Private company limited by shares | Live |
| Stratton (HK) Co., Limited | Private company limited by shares | Live |
| Stratton Consultant Limited | Private company limited by shares | Live |
| STRATTON DESIGN LIMITED | Private company limited by shares | Dissolved |
| STRATTON FAR EAST P LIMITED | Private company limited by shares | Live |
| STRATTON CONSTRUCTION & ENGINEERING LIMITED | Private company limited by shares | Live |
| STRATTON ESTATES LIMITED | Private company limited by shares | Dissolved |
| Stratton Global Consultants Limited | Private company limited by shares | Live |
| STRATTON INVESTMENTS LIMITED | Private company limited by shares | Live |
| STRATTON MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| MICHAEL STRATTON LIMITED | Private company limited by shares | Live |
| STRATTON OAKMONT LIMITED | Private company limited by shares | Live |
| STRATTON PROPERTIES OVERSEAS LIMITED | Private company limited by shares | Dissolved |
| Stratton and Capital Partners Limited | | Live |
| Stratton Peaks Limited | Private company limited by shares | Live |
| STRATTON PROPERTY MANAGEMENT LIMITED | Private company limited by shares | Live |
| STRATTON TRADING LIMITED | Private company limited by shares | Dissolved |
| STRATTON TRADING CO LIMITED | Private company limited by shares | Live |
| Stratton Trading Group Limited | Private company limited by shares | Live |
| STRATUM COMPANY LIMITED | Private company limited by shares | Dissolved |
| STRATUM LIMITED | Private company limited by shares | Dissolved |
| Stratum Limited | Private company limited by shares | Live |
| GRAND STRATUM COMPANY LIMITED | Private company limited by shares | Live |
| Hong Kong New Social Stratum Association Limited | | Live |
| STRATUM-FT LIMITED | | Live |
| STRATUS COMPANY LIMITED | Private company limited by shares | Dissolved |
| STRATUS LIMITED | Private company limited by shares | Live |
| Stratus Limited | | Live |
| STRATUS COMPUTER (H.K.) LIMITED | Private company limited by shares | Dissolved |
| STRATUS HONG KONG LIMITED | Private company limited by shares | Live |
| Stratus International Limited | Private company limited by shares | Live |
| STRATUS LAYER LIMITED | Private company limited by shares | Live |
| Stratus Results, Limited | Private company limited by shares | Dissolved |
| STRATUS STAINLESS LIMITED | Private company limited by shares | Live |
| STRATUS TECHNOLOGIES (HONG KONG) LIMITED | Private company limited by shares | Live |
| StratusRed Limited | Private company limited by shares | Live |
| STRATVON LIMITED | Private company limited by shares | Dissolved |
| FB STRATZ LIMITED | Private company limited by shares | Live |