| Matrix Communications Limited | Private company limited by shares | Live |
| Matsunichi Communications Limited | Private company limited by shares | Live |
| MAXGOOD COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MAXI COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MAXIFAST COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MAXSHINE COMMUNICATIONS CO., LIMITED | | Live |
| MAXTEL COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MAXUS COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| Mayan Communications Limited | Private company limited by shares | Live |
| MCGRADY SELMA COMMUNICATIONS CO., LIMITED | Private company limited by shares | Live |
| McLaren Communications Intelligence Technology Co. Limited | Private company limited by shares | Live |
| MEDIACOM COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MEDIAD COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MEDIAEAST COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MEDIASCENE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MEDICAL COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| COMPLETE MEDICAL COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Elite Medical Communications Limited | Private company limited by shares | Live |
| Firstline Medical Communications Limited | Private company limited by shares | Live |
| MediPaper Medical Communications Limited | Private company limited by shares | Live |
| MEDITEC COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Meeso Communications Co., Limited | Private company limited by shares | Live |
| MEGA COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MEGA TEAM COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MEGA-LINK COMMUNICATIONS HK LIMITED | Private company limited by shares | Dissolved |
| MEGAPHONE COMMUNICATIONS (ASIA PACIFIC) LIMITED | Private company limited by shares | Dissolved |
| HUA MENG COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MERCANTILE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MERIDIAN COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| METAWAVE COMMUNICATIONS (ASIA) LIMITED | Private company limited by shares | Dissolved |
| METRO COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| METRO COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| METROPOLIS COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| METROPOLITAN COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| METTA COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MGROUP COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MICE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MICROLINK COMMUNICATIONS HK LIMITED | Private company limited by shares | Live |
| MIDAS COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MILLENNIUM COMMUNICATIONS SYSTEMS LIMITED | Private company limited by shares | Live |
| MILLION COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Live |
| MINDFUL COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| Mindmax Communications Limited | Private company limited by shares | Live |
| TWO MINDS COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| DR MINT COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MINT COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MINUTESXCHANGE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MIRACLE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MNET COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MOBILEX COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MODERN COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MOMENTUM COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MONDIAL COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MONI COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| ADD MORE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MORE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MOTTO Communications Limited | Private company limited by shares | Live |
| MOUTH COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MOXIE COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MTWT COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| Multi Communications Limited | Private company limited by shares | Dissolved |
| MULTI LINK COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| MULTICOMM COMMUNICATIONS (HONG KONG) LIMITED | Private company limited by shares | Live |
| MULTIMEDIA COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MUSE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| MySTory Communications Limited | Private company limited by shares | Live |
| NALA COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| NANTIAN COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| NAVIGATOR COMMUNICATIONS AND TECHNOLOGY (HONGKONG) LIMITED | Private company limited by shares | Dissolved |
| Neonworx Communications H.K. Limited | Private company limited by shares | Live |
| NEPTUNIAN COMMUNICATIONS LIMITED | Private company limited by shares | Live Commenced dormancy on 26-May-2011 |
| Nescit Communications Limited | Private company limited by shares | Live |
| NETEL COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| NETLINK COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| NETPLUS COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| CABLE NETWORK COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| EXTEND NETWORK COMMUNICATIONS COMPANY LIMITED | Private company limited by shares | Dissolved |
| First Network Communications Limited | Private company limited by shares | Dissolved |
| Frontier Communications Network Limited | Private company limited by shares | Dissolved |
| WOKE NETWORK COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| NETWORKASIA COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| CONCEPT NEUF COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Now or Never Communications Limited | Private company limited by shares | Live |
| NEVERMIND COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| Newconn Communications System Co., Limited | Private company limited by shares | Live |
| NEWDEX COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| Newera Communications Limited | Private company limited by shares | Live |
| Newetone Communications Limited | Private company limited by shares | Live |
| Newgate Communications (HK) Limited | Private company limited by shares | Live |
| NEWTEL COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| NEWWAVE COMMUNICATIONS HONG KONG LIMITED | Private company limited by shares | Dissolved |
| NexCom Communications Limited | Private company limited by shares | Live |
| NEXGEN COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| NEXTEL COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| NICHE COMMUNICATIONS LIMITED | Private company limited by shares | Dissolved |
| NIKI COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| NIUTONE COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| NOLLER COMMUNICATIONS (H.K) LIMITED | Private company limited by shares | Dissolved |
| BANK OF COMMUNICATIONS (NOMINEE) COMPANY LIMITED | Private company limited by shares | Live |
| NORTH COMMUNICATIONS (HK) LIMITED | Private company limited by shares | Dissolved |