| CERT Finechem Inc Limited | Private company limited by shares | Live |
| VTU CERT TECH LIMITED | Private company limited by shares | Live |
| CERTA LIMITED | Private company limited by shares | Live |
| Certa People Limited | | Live |
| CERTADVICE LIMITED | Private company limited by shares | Live |
| CERTAIN COMPANY LIMITED | Private company limited by shares | Dissolved |
| CERTAIN WIN LIMITED | Private company limited by shares | Dissolved |
| CERTAIN (H K) COMPANY LIMITED | Private company limited by shares | Dissolved |
| CERTAIN AIM LIMITED | Private company limited by shares | Live |
| NEW CERTAIN LIMITED | Private company limited by shares | Dissolved |
| GD CERTAIN LIMITED | Private company limited by shares | Dissolved |
| CERTAIN MAX LIMITED | Private company limited by shares | Live |
| Cap Certain Limited | | Live |
| CERTAIN ASIA LIMITED | Private company limited by shares | Live |
| CERTAIN BEST LIMITED | Private company limited by shares | Live |
| Certain Brave Co., Limited | Private company limited by shares | Live |
| CERTAIN CENTURY LIMITED | Private company limited by shares | Live |
| CERTAIN CHARM LIMITED | Private company limited by shares | Live |
| CERTAIN CHINA LIMITED | Private company limited by shares | Live |
| Certain You (HongKong) Co., Limited | Private company limited by shares | Live |
| CERTAIN CONCEPT LIMITED | Private company limited by shares | Live |
| CERTAIN CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| CERTAIN CORPORATION LIMITED | Private company limited by shares | Dissolved |
| CERTAIN DELUXE LIMITED | Private company limited by shares | Live |
| CERTAIN DELUXE INVESTMENT LIMITED | Private company limited by shares | Live |
| CERTAIN DELUXE TRADING LIMITED | Private company limited by shares | Live |
| CERTAIN ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| CERTAIN ENGINEERING LIMITED | Private company limited by shares | Live |
| ETERNAL CERTAIN LIMITED | Private company limited by shares | Live |
| CERTAIN EXPRESS INTERNATIONAL LIMITED | Private company limited by shares | Live |
| CERTAIN FAIR INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| CERTAIN FINANCE COMPANY LIMITED | Private company limited by shares | Live |
| CERTAIN FORTUNE LIMITED | Private company limited by shares | Live |
| CERTAIN FREIGHT COMPANY LIMITED | Private company limited by shares | Dissolved |
| CERTAIN GAIN LIMITED | Private company limited by shares | Live |
| CERTAIN GREAT INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| CERTAIN GROUP LIMITED | Private company limited by shares | Dissolved |
| CERTAIN GROUP INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| CERTAIN HARVEST LIMITED | Private company limited by shares | Live |
| CERTAIN HARVEST LIMITED | Private company limited by shares | Live |
| CERTAIN WAY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| CERTAIN FAITH INDUSTRIAL (CHINA) LIMITED | Private company limited by shares | Dissolved |
| CERTAIN SKY INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| CERTAIN INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| CERTAIN INTERNATIONAL LIMITED | Private company limited by shares | Live |
| CERTAIN WIN INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| CERTAIN WAY INVESTMENT LIMITED | Private company limited by shares | Live |
| CERTAIN LUCK INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| CERTAIN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| CERTAIN LINK INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| CERTAIN LUCK LIMITED | Private company limited by shares | Live |
| CERTAIN GRAND MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| CERTAIN MASTER LIMITED | Private company limited by shares | Live |
| A CERTAIN PRODUCTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| CERTAIN LINK PROPERTY LIMITED | Private company limited by shares | Live |
| CERTAIN RESOURCES LIMITED | Private company limited by shares | Dissolved |
| RISE CERTAIN INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| CERTAIN RISE TRADING AND INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| CERTAIN SHIPPING LIMITED | Private company limited by shares | Dissolved |
| CERTAIN SHIPPING LIMITED | Private company limited by shares | Dissolved |
| CERTAIN SMILE LIMITED | Private company limited by shares | Live |
| THAT CERTAIN SMILE LIMITED | Private company limited by shares | Live |
| CERTAIN TRADING LIMITED | Private company limited by shares | Dissolved |
| HK BEST CERTAIN TRADING LIMITED | Private company limited by shares | Live |
| CERTAIN YIELD TRADING LIMITED | Private company limited by shares | Dissolved |
| CERTAIN UNIVERSAL LIMITED | Private company limited by shares | Live |
| CERTAIN WEALTH LIMITED | Private company limited by shares | Live |
| CERTAIN WIDE LIMITED | Private company limited by shares | Live |
| CERTAIN-JET INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| CERTAINLY LIMITED | Private company limited by shares | Dissolved |
| Certainty Limited | Private company limited by shares | Dissolved |
| COMPLETE CERTAINTY LIMITED | Private company limited by shares | Dissolved |
| CertAuth Limited | Private company limited by shares | Live |
| CERTCLOUD LIMITED | Private company limited by shares | Live |
| Certes Limited | Private company limited by shares | Live |
| Yale Certes Limited | Private company limited by shares | Live |
| CERTEX LIMITED | Private company limited by shares | Live |
| Certica (Hong Kong) Limited | Private company limited by shares | Live |
| INT'L TOURIST ADM. SYSTEM CON. CERTIF CENTRE LIMITED | Private company limited by shares | Dissolved |
| Certifer Asia Pacific Limited | Private company limited by shares | Live |
| COC CERTIFICATE LIMITED | Private company limited by shares | Live |
| ALUMNI ASSOCIATION OF CERTIFICATE COURSE IN INTERIOR DESIGN OF EXTRAMURAL STUDIES OF C.U.H.K. LIMITED | Company limited by guarantee | Dissolved |
| My System Rights Certificate Integral (Int'l) Operation Limited | Private company limited by shares | Live |
| RACS QUALITY CERTIFICATES ISSUING SERVICES LIMITED | Private company limited by shares | Live |
| ACM CERTIFICATION LIMITED | Private company limited by shares | Live |
| DW CERTIFICATION LIMITED | Private company limited by shares | Live |
| TUV Certification Limited | Private company limited by shares | Live |
| YES CERTIFICATION LIMITED | Private company limited by shares | Live |
| ETC CERTIFICATION LIMITED | Private company limited by shares | Live |
| IMS CERTIFICATION LIMITED | Private company limited by shares | Live |
| CCC Certification Limited | Private company limited by shares | Live |
| VOE Certification Limited | Private company limited by shares | Live |
| ABC Certification Limited | Private company limited by shares | Live |
| AMERICAN INTERNATIONAL CERTIFICATION ASSOCIATION OF HUMAN RESOURCES LIMITED | Private company limited by shares | Dissolved |
| AVALON CERTIFICATION LIMITED | Private company limited by shares | Dissolved |
| AVALON CERTIFICATION LIMITED | Private company limited by shares | Live |
| China Enterprise Brand Honorary Certification Supervision Association Limited | Private company limited by shares | Live |
| CHINA YOGIS REGISTRATION AND CERTIFICATION AUTHORITY LIMITED | Private company limited by shares | Live |
| CHINA DIGITAL CERTIFICATION LIMITED | Private company limited by shares | Dissolved |
| Colombian Emerald Certification Limited | Private company limited by shares | Live |