| SONRISA DEVELOPMENT COMPANY LIMITED | Private company limited by shares | Live |
| Cambridge Sound Technologies Limited | Private company limited by shares | Live |
| CROWN SOURCE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| MILLION SOLID LIMITED | Private company limited by shares | Dissolved |
| MIDA SOLUTIONS LIMITED | Private company limited by shares | Live |
| CHINA SOURCES ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SOUTHLAKES ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| DAVID & SONS LIMITED | Private company limited by shares | Dissolved |
| SOMERSET FINANCE LIMITED | Private company limited by shares | Dissolved |
| SOUTHWISE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| GOOD SOUND RESOURCES LIMITED | Private company limited by shares | Dissolved |
| SOUNDWIND RESOURCES LIMITED | Private company limited by shares | Dissolved |
| SONWA RESOURCES LIMITED | Private company limited by shares | Dissolved |
| SOLEPROFIT LIMITED | Private company limited by shares | Dissolved |
| SOUTHRING LIMITED | Private company limited by shares | Dissolved |
| SOLINK DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| SOMSIN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| COMPUTER SOCIETY RECREATIONAL ASSOCIATION LIMITED | Company limited by guarantee | Dissolved |
| SOULMAN CONSULTANT MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| SOARING LIMITED | Private company limited by shares | Live |
| SONKEN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SONKI LIMITED | Private company limited by shares | Dissolved |
| SONKON LIMITED | Private company limited by shares | Live |
| SOUND WAVE RECORDS LIMITED | Private company limited by shares | Live |
| SOUND STRENGTH LIMITED | Private company limited by shares | Live |
| CHINA SOUTHERN AIRLINES (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| ALEX MAK & SONS LIMITED | Private company limited by shares | Dissolved |
| WINKY SOUND ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| PROMINENT SOURCE LIMITED | Private company limited by shares | Dissolved |
| SOLAR CENTURY LIMITED | Private company limited by shares | Dissolved |
| SOLAR MARK LIMITED | Private company limited by shares | Dissolved |
| PEOPLE ACTING FOR A SMOKELESS SOCIETY LIMITED | Company limited by guarantee | Dissolved |
| SOUTHERN HORIZON LIMITED | Private company limited by shares | Dissolved |
| LUCKY SOURCE INVESTMENT LIMITED | Private company limited by shares | Live |
| Carter's Global Sourcing Limited | Private company limited by shares | Live Ceased dormancy on 23-Aug-2011 |
| NEW SOUND LIMITED | Private company limited by shares | Dissolved |
| INNOVATION SOCIETY LIMITED | Company limited by guarantee | Dissolved |
| UNITED SOURCES ELECTRONIC COMPONENTS LIMITED | Private company limited by shares | Live |
| SOUTHEAST ASIA EQUIPMENT HIRE LIMITED | Private company limited by shares | Dissolved |
| PLENTY SOURCES LIMITED | Private company limited by shares | Dissolved |
| REHABAID SOCIETY | Company limited by guarantee | Live |
| SOUTHWELL ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SOUTH TOP ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| adidas Sourcing Limited | Private company limited by shares | Live |
| HONOR SOURCE TRADING LIMITED | Private company limited by shares | Dissolved |
| INTEGRATED ENTERPRISE SOLUTIONS LIMITED | Private company limited by shares | Live |
| SONAR (HK) LIMITED | Private company limited by shares | Live |
| MORNING SOUND INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Live |
| MASTER SOURCE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| CHINA SOURCE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| CHINA SOURCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHINA SOURCE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| TIM SOUT LIMITED | Private company limited by shares | Dissolved |
| SONTAX LIMITED | Private company limited by shares | Live |
| SOMEWHERE IN THE WORLD LIMITED | Private company limited by shares | Dissolved |
| SOFTRON LIMITED | Private company limited by shares | Dissolved |
| GRAND SOUND INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| SOUTHONOUR LIMITED | Private company limited by shares | Dissolved |
| STAR SOURCE LIMITED | Private company limited by shares | Dissolved |
| SOUTHNICE COMPANY LIMITED | Private company limited by shares | Dissolved |
| SOUTHERO COMPANY LIMITED | Private company limited by shares | Dissolved |
| TP SOURCING LIMITED | Private company limited by shares | Dissolved |
| KONG TAI SOURCING LIMITED | Private company limited by shares | Dissolved |
| TATA SOUTH-EAST ASIA LIMITED | Private company limited by shares | Live |
| BETA SOURCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| SOUTHASIA INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| SOUTHEAST ASIA INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SOMMA COMPANY LIMITED | Private company limited by shares | Dissolved |
| SONIC INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| THAI AMERICAN SOURCING LIMITED | Private company limited by shares | Dissolved |
| KEY SOUND (HOLDINGS) COMPANY LIMITED | Private company limited by shares | Dissolved |
| HAPPY SOUND SERVICE LIMITED | Private company limited by shares | Dissolved |
| SOUTHLAND RESTAURANT LIMITED | Private company limited by shares | Dissolved |
| GRAND SOLID LIMITED | Private company limited by shares | Dissolved |
| SOLID INDUSTRIES LIMITED | Private company limited by shares | Dissolved |
| MOTHER AND SONS PUBLISHING & TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SOUTHING ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| SONON LIMITED | Private company limited by shares | Live |
| SOURCES FAME ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| SOURCES FAME PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| SOURCES FAME MANAGEMENT LIMITED | Private company limited by shares | Live |
| SOURCES FAME TRANSPORTATION LIMITED | Private company limited by shares | Dissolved |
| SOURCES FAME SHIPPING LIMITED | Private company limited by shares | Dissolved |
| SOURCES FAME GARMENT LIMITED | Private company limited by shares | Dissolved |
| SOURCES FAME ELECTRONIC LIMITED | Private company limited by shares | Dissolved |
| SOURCES FAME RESOURCES LIMITED | Private company limited by shares | Dissolved |
| SOURCES FAME CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| CITY SOUND INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SUNNY SOURCE COMPANY LIMITED | Private company limited by shares | Dissolved |
| SOLUTECK INVESTMENTS LIMITED | Private company limited by shares | Live |
| SOON GROW LIMITED | Private company limited by shares | Live |
| SOUTH SOURCE PROMOTION LIMITED | Private company limited by shares | Dissolved |
| WIN SONG LIMITED | Private company limited by shares | Dissolved |
| ET & SONS LIMITED | Private company limited by shares | Dissolved |
| TOP LINE SOURCES INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Live |
| SONMIKE'S INCORPORATED LIMITED | Private company limited by shares | Live |
| SOGAN INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SOLTI LIMITED | Private company limited by shares | Dissolved |
| SOURCE LAND ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| KEY SOUND COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Dissolved |