| AISIC SOURCES LIMITED | Private company limited by shares | Dissolved |
| Y. K. MA & SONS COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SORCERESS INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| DISPOSABLE SOFT GOODS LIMITED | Private company limited by shares | Live |
| HWA FUNG CHINESE OPERATIC SOCIETY LIMITED | Private company limited by shares | Dissolved |
| NEW ERA FILM SOCIETY LIMITED | Company limited by guarantee | Dissolved |
| SONLEY FINANCE AND INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| UNITED SOURCES CORPORATION LIMITED | Private company limited by shares | Dissolved |
| SOUTHGATE LIMITED | Private company limited by shares | Live |
| Hong Kong Society For Rehabilitation -The- | Company limited by guarantee | Live |
| ROCK SOUND PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| SONGKRAN TRADING LIMITED | Private company limited by shares | Dissolved |
| WOOLVET SOURCING (ASIA) LIMITED | Private company limited by shares | Live |
| HONG KONG PHILHARMONIC SOCIETY LIMITED -THE- | Company limited by guarantee | Live |
| SOUTHDOWN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SOUTH SKY RESTAURANT LIMITED | Private company limited by shares | Dissolved |
| SOGINTER LIMITED | Private company limited by shares | Dissolved |
| SOUTHWIND AVIATION LIMITED | Private company limited by shares | Dissolved |
| SOCRATES INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SOCIETY OF EDUCATION HONG KONG LIMITED -THE- | Company limited by guarantee | Dissolved |
| SOLSTICE LIMITED | Private company limited by shares | Live |
| SONEX LIMITED | Private company limited by shares | Dissolved |
| SOCATRAM AG LIMITED | Private company limited by shares | Dissolved |
| TAK LEE FATHER AND SONS LIMITED | Private company limited by shares | Dissolved |
| SOKO TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SOLOS UNITED COMPANY LIMITED | Private company limited by shares | Dissolved |
| LISBERT SONS INVESTMENTS LIMITED | Private company limited by shares | Live |
| SOUTHERN WIND COMPANY LIMITED | Private company limited by shares | Dissolved |
| WAN ON & SONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SOLID SHIPPING COMPANY LIMITED | Private company limited by shares | Dissolved |
| HONG KONG SOCIETY OF PSYCHICAL RESEARCH LIMITED | Company limited by guarantee | Dissolved |
| SAFE AND SOUND INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SOUTHAMPTON LIMITED | Private company limited by shares | Dissolved |
| SONIA COMPANY LIMITED | Private company limited by shares | Dissolved |
| LAW BUN AND SONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SOLITAIRE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SOANAR HONG KONG LIMITED | Private company limited by shares | Dissolved |
| SORANUS TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SONIC AGENCIES (HK) LIMITED | Private company limited by shares | Dissolved |
| MIN CHIU SOCIETY -THE- | Company limited by guarantee | Live |
| SORELL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| B. Y. LAM & SONS (INVESTMENT) LIMITED | Private company limited by shares | Dissolved |
| HASSAMAL & SONS LIMITED | Private company limited by shares | Dissolved |
| TOM & SONS LIMITED | Private company limited by shares | Dissolved |
| SOUTHEAST ASIAN TRADING & BONDING COMPANY LIMITED | Private company limited by shares | Dissolved |
| POK TAK BUDDHIST SOCIETY | Company limited by guarantee | Live |
| SOEI INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| S. R. SOAR LIMITED | Private company limited by shares | Dissolved |
| OTTO AU AND SONS, LIMITED | Private company limited by shares | Dissolved |
| DESIGNMASTERS ( SOUTHEAST ASIA ) LIMITED | Private company limited by shares | Dissolved |
| SOMBRERO COMPANY LIMITED | Private company limited by shares | Dissolved |
| SOUTHEAST RESOURCES CORPORATION LIMITED | Private company limited by shares | Dissolved |
| SOJITZ INSURANCE BROKERS (HK) LIMITED | Private company limited by shares | Live |
| ORATORICAL SOCIETY LIMITED | Company limited by guarantee | Dissolved |
| HBI Sourcing Asia Limited | Private company limited by shares | Live |
| SOONG HING COMPANY LIMITED | Private company limited by shares | Live |
| SOONG CHEONG COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHENGKEN & SONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SOON ENG INVESTMENT COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SOTICA TRADING LIMITED | Private company limited by shares | Dissolved |
| SOUTHWIND SHIPPING AGENCIES LIMITED | Private company limited by shares | Dissolved |
| YAU MAN & SONS COMPANY LIMITED | Private company limited by shares | Live |
| YIP'S FATHER & SONS ENTERPRISES COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINESE AND SOUTHEAST ASIAN PRODUCTS COMPANY LIMITED | Private company limited by shares | Dissolved |
| YANG & SONS ENTERPRISE COMPANY LIMITED | Private company limited by shares | Dissolved |
| SOOK YIN CHAN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HONG KONG CHAMBER MUSIC SOCIETY LIMITED -THE- | Company limited by guarantee | Live |
| FOK AND SONS COMPANY LIMITED | Private company limited by shares | Live |
| SOLO ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| P. C. LU & SONS LIMITED | Private company limited by shares | Live |
| GLOBAL FABRIC SOURCING COMPANY LIMITED | Private company limited by shares | Live |
| KOWLOON PHOTOGRAPHIC SOCIETY, LIMITED -THE- | Company limited by guarantee | Dissolved |
| MARK WONG & SONS LIMITED | Private company limited by shares | Live |
| SONIX OVERSEAS LIMITED | Private company limited by shares | Dissolved |
| SOLWAY LIMITED | Private company limited by shares | Dissolved |
| SOLOMON NAVIGATION LIMITED | Private company limited by shares | Dissolved |
| SIU BAN & SONS LIMITED | Private company limited by shares | Live |
| ACUSONIC SOUND SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| SOUTH-EAST ASIA ELECTRIC & ELECTRONICS COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SOUND CRAFT LIMITED | Private company limited by shares | Dissolved |
| SIGHT AND SOUND ASIA LIMITED | Private company limited by shares | Dissolved |
| ADELONG MEMORIAL SOCIETY LIMITED - THE - | Private company limited by shares | Dissolved |
| SOTACH (HK) LIMITED | Private company limited by shares | Dissolved |
| LOWTHER SOUND LABORATORY LIMITED | Private company limited by shares | Dissolved |
| BEST SOUND ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| SOCIETY FOR THE ADVANCEMENT OF CHINESE FOLKLORE LIMITED | Company limited by guarantee | Dissolved |
| JIMMY ONG AND SONS INVESTMENT LIMITED | Private company limited by shares | Live |
| SOUTHESK LIMITED | Private company limited by shares | Dissolved |
| RADHA SOAMI SATSANG BEAS SOCIETY HONG KONG LIMITED | Company limited by guarantee | Live |
| SONDEEP INTERNATIONAL (H.K.) LIMITED | Private company limited by shares | Dissolved |
| SOUTHERN INSURANCE AGENCIES LIMITED -THE- | Private company limited by shares | Live |
| SOUTHEAST BASIN FINANCE LIMITED | Private company limited by shares | Dissolved |
| WONG CHUNG YOUNG & SONS ESTATES LIMITED | Private company limited by shares | Dissolved |
| GOOD SOUND ELECTRONICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| TAI HING FRATERNAL SOCIETY LIMITED | Company limited by guarantee | Live |
| DUNCAN TONG & SONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SOUTHEAST PIECE GOODS COMPANY, LIMITED | Private company limited by shares | Live |
| LEE'S SOUND ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SOLID CAPITAL INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| CHENG YUK & SONS COMPANY LIMITED | Private company limited by shares | Dissolved |