| PURE CONCEPT COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| CONCERT COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| CONCORD COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| CONCORDIA COMMUNICATIONS & NETWORKS LIMITED | Private company limited by shares | Live |
| Connect Communications Limited | | Live |
| CHRISTIAN COMMUNICATIONS CONNECTED LIMITED | Company limited by guarantee | Live |
| Connection Communications Limited | Private company limited by shares | Live |
| CONNI BIESALSKI COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| China Communications Urban Construction Fund Limited | Private company limited by shares | Live |
| China Communications Urban Construction Group Limited | Private company limited by shares | Live |
| China Hunsons Communications Construction Company Limited | Private company limited by shares | Live |
| VIS COMMUNICATIONS CONSULTANCY LIMITED | Private company limited by shares | Live |
| PACIFIC COMMUNICATIONS NETWORK AND CONSULTANCY LIMITED | Private company limited by shares | Dissolved |
| RUO YA COMMUNICATIONS CONSULTANT LIMITED | | Live |
| COSMIC COMMUNICATIONS & MARKETING CONSULTANT LIMITED | Private company limited by shares | Live |
| HEALTH CARE & COMMUNICATIONS CONSULTANT LIMITED | Private company limited by shares | Live |
| LBS COMMUNICATIONS CONSULTING LIMITED | Private company limited by shares | Live |
| Catalyst Communications Consulting Limited | Private company limited by shares | Live |
| ELYSEE COMMUNICATIONS & CONSULTING CO., LIMITED | Private company limited by shares | Live |
| CONTACT COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| CENTURY CONTACT COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| COMMUNICATIONS & CONTROLS LIMITED | Private company limited by shares | Dissolved |
| Coolnet Communications Limited | | Live |
| Cornerstone Communications HK Limited | Private company limited by shares | Live |
| Cornerstones Communications Limited | Private company limited by shares | Live |
| CORNWAY COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| CORNWAY COMMUNICATIONS (HK) LIMITED | Private company limited by shares | Dissolved |
| CORPORATE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MCL Corporate Communications Limited | Private company limited by shares | Live |
| PW ASIA CORPORATE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Asia Corporate Communications Limited | Private company limited by shares | Live |
| DUBAN CORPORATE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| BROADSYS COMMUNICATIONS CORPORATION LIMITED | Private company limited by shares | Dissolved |
| GAO COMMUNICATIONS (HK) CORPORATION LIMITED | Private company limited by shares | Live |
| COSMORAMA COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| NEW COSMOS ADVERTISING & COMMUNICATIONS CO. LIMITED | Private company limited by shares | Dissolved |
| Cosworth Communications Limited | Private company limited by shares | Dissolved |
| Covora Communications Limited | Private company limited by shares | Live |
| MIND CRAFTING COMMUNICATIONS LIMITED | | Live |
| CREATE COMMUNICATIONS (HK) LIMITED | Private company limited by shares | Live |
| Creation Communications Limited | | Live |
| Minerals Creations and Communications Limited | Private company limited by shares | Live |
| CREATIVE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| CREATIVE COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| NEW CREATIVE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| I AM CREATIVE & COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MIRROR CREATIVE COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| RAYO CREATIVE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Xinhua Creative & Communications Limited | Private company limited by shares | Live |
| CRED COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| CREDENCE COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| CREST COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| CROSS COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| CROSS COMMUNICATIONS CORPORATION LIMITED | Private company limited by shares | Live |
| Cross-Strait Communications Limited | Private company limited by shares | Live |
| Crowd Communications Limited | Private company limited by shares | Live |
| CRYSTEL COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| ABC COMMUNICATIONS (CT2) LIMITED | Private company limited by shares | Dissolved |
| CUBE COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Live |
| C CUBE COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| Asia Cube Communications (Indonesia) Limited | Private company limited by shares | Live |
| CUBE CHANNEL COMMUNICATIONS LIMITED | | Live |
| Cube Communications (HK) Limited | Private company limited by shares | Live |
| Cultivate Communications Limited | Private company limited by shares | Live |
| China Creative & Cultural Communications Co., Limited | Private company limited by shares | Dissolved |
| CHINA MATRIX CULTURAL COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| HNW Cultural Communications Co., Limited | Private company limited by shares | Live |
| PENTRUMP CULTURAL COMMUNICATIONS CO., LIMITED | Private company limited by shares | Live |
| COASTLINE CULTURAL COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| GLOBAL CULTURAL COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Live |
| MAN GROUP CULTURAL COMMUNICATIONS LIMITED -THE- | Private company limited by shares | Live |
| MELANTHA ART & CULTURAL COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Live |
| Success Road Cultural Communications Co. Limited | Private company limited by shares | Live |
| TIME SPACE CULTURAL COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Live |
| STARLITE CULTURAL COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| TIMES CULTURAL COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| Titianxingdao Cultural Communications (HK) Limited | | Live |
| Hong Kong Success Culture Communications Limited | Private company limited by shares | Live |
| Cyber Communications Company Limited | Private company limited by shares | Live |
| CYBERCHEERS COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| VANNET CYBERCOM COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| CYBERLINK COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| CYBERTECH COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| CYBERTEL COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| CYBERWARE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| CYGNET COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| CYPRESS COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| D'Abelle Communications Limited | Private company limited by shares | Live |
| DACLOUD COMMUNICATIONS LIMITED | | Live |
| Dandelion Communications Limited | Private company limited by shares | Live |
| DARE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| DATA COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| KALEIDOSCOPE DATA COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| PACIFIC DATA & COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| DATAMEC COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| DATASCOPE COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| DAYS COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| Deco Communications Limited | Private company limited by shares | Dissolved |
| Six Degrees Communications Limited | Private company limited by shares | Live |
| Delivering Communications Limited | Private company limited by shares | Live |