| HOOTERS SECURITY CO., LIMITED | Private company limited by shares | Live |
| KING-EYE SECURITY INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| SECURITY INNOVATION CO., LIMITED | Private company limited by shares | Dissolved |
| KATO SECURITY CO., LIMITED | Private company limited by shares | Live |
| MOONSTAR SECURITY CO., LIMITED | Private company limited by shares | Dissolved |
| NETWORK SECURITY CO., LIMITED | Private company limited by shares | Live |
| PROTECH SECURITY CO., LIMITED | Private company limited by shares | Live |
| Proview Security Co., Limited | Private company limited by shares | Live |
| Human Resources And Social Security Co., Limited | Private company limited by shares | Live |
| SEBANN SECURITY CO., LIMITED | Private company limited by shares | Live |
| SHENZHEN PPT SECURITY CO., LIMITED | Private company limited by shares | Live |
| SHOSKY SECURITY SOLUTION CO., LIMITED | Private company limited by shares | Live |
| SINOTECH SECURITY CO., LIMITED | Private company limited by shares | Live |
| SMART SECURITY HK CO., LIMITED | Private company limited by shares | Live |
| Security System Co., Limited | Private company limited by shares | Live |
| SCT Smart Security System Co., Limited | Private company limited by shares | Live |
| VGT SECURITY SYSTEMS CO., LIMITED | Private company limited by shares | Live |
| SECURITY SYSTEMS CO., LIMITED | Private company limited by shares | Live |
| FARRINGTON SECURITY SYSTEMS CO., LIMITED | Private company limited by shares | Dissolved |
| SKYHAWKS SECURITY TECHNOLOGIES CO., LIMITED | Private company limited by shares | Live |
| Tiqi Security Co., Limited | Private company limited by shares | Live |
| HK WANLIAN SECURITY SERVICE CO., LIMITED | Private company limited by shares | Live |
| SHENZHEN ZENSEE SECURITY CO., LIMITED | Private company limited by shares | Live |
| COLUMBIA NETWORK SECURITY HK LIMITED | Private company limited by shares | Live |
| COMFORTABLE SECURITY COMPANY LIMITED | Private company limited by shares | Live |
| Security Compass Limited | Private company limited by shares | Live |
| COMPUTER SECURITY DEVICES COMPANY LIMITED | Private company limited by shares | Dissolved |
| MICRO-TECH COMPUTER & SECURITY SYSTEM COMPANY LIMITED | Private company limited by shares | Live |
| SECURITY CONCEPTS LIMITED | Private company limited by shares | Dissolved |
| CONRAD SECURITY LIMITED | Private company limited by shares | Live |
| CONRAD SECURITY AND PROTECTION COMPANY LIMITED | Private company limited by shares | Live |
| CONSORT SECURITY COMPANY LIMITED | Private company limited by shares | Live |
| ARGO SECURITY CONSTRUCTIONS LIMITED | Private company limited by shares | Live |
| A & T SECURITY CONSULTANCY LIMITED | Private company limited by shares | Dissolved |
| JD Security Consultancy Pte Limited | Private company limited by shares | Live |
| B&R Security Consultancy Company Limited | Private company limited by shares | Live |
| BZ Security Consultancy Limited | Private company limited by shares | Live |
| SECURITY CARES CONSULTANCY LIMITED | Private company limited by shares | Live |
| ON POINT SECURITY CONSULTANCY COMPANY LIMITED | Private company limited by shares | Live |
| WIZ SECURITY CONSULTING LIMITED | Private company limited by shares | Live |
| HYS Security Consulting Limited | Private company limited by shares | Live |
| Asia Conflict and Security Consulting Limited | Private company limited by shares | Live |
| Leatherneck Maritime Security Consulting Limited | Private company limited by shares | Live |
| ASIA PACIFIC SECURITY CONSULTING LIMITED | Private company limited by shares | Live |
| Serpent Security Corp. Limited | Private company limited by shares | Live |
| CORPORATE AND SECURITY SOLUTION LIMITED | Private company limited by shares | Live |
| Sussman Corporate Security Limited | Private company limited by shares | Live |
| COURAGE SECURITY LIMITED | Private company limited by shares | Dissolved |
| Crawford Security Consultancy Limited | Private company limited by shares | Live |
| CROWN SECURITY LIMITED | Private company limited by shares | Dissolved |
| Cubical Security Limited | Private company limited by shares | Live |
| Cybele Security Limited | Private company limited by shares | Live |
| DEFENCECORP CYBER SECURITY Limited | Private company limited by shares | Dissolved |
| Legendary Cyber Security Limited | | Live |
| Cypher Cyber Security Consultancy Limited | Public company limited by shares | Live |
| DALI SECURITY ENGINEERING LIMITED | Private company limited by shares | Live |
| DANIEL BOONE SECURITY COMPANY, LIMITED | Private company limited by shares | Dissolved |
| DATA SECURITY COMPANY LIMITED | Private company limited by shares | Dissolved |
| Deep Sea Security Limited | Private company limited by shares | Live |
| SHENZHEN DELITEK SECURITY LIMITED | Private company limited by shares | Live |
| CNT SECURITY ENTERPRISE DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| DeWe Security Limited | Private company limited by shares | Live |
| DIAMOND SECURITY GROUP LIMITED | Private company limited by shares | Live |
| DIAWARD ELECTRONIC SECURITY SYSTEMS LIMITED | Private company limited by shares | Live |
| DIEBOLD ENTERPRISE SECURITY SYSTEMS PACIFIC LIMITED | Private company limited by shares | Dissolved |
| RP Digital Security Limited | Private company limited by shares | Live |
| Digital Security Limited | | Live |
| Dolphin Security Limited | Private company limited by shares | Live |
| Imperial Dragon Security, Limited | Private company limited by shares | Live |
| SECURITY DYNAMICS ASIA LIMITED | Private company limited by shares | Dissolved |
| EAGLEFAIR SECURITY LIMITED | Private company limited by shares | Live Commenced dormancy on 27-Oct-2014 |
| EAST ASIA SECURITY LIMITED | Private company limited by shares | Live |
| EAST CHINA SECURITY LIMITED | Private company limited by shares | Dissolved |
| E-EYES SECURITY LIMITED | Private company limited by shares | Dissolved |
| FO NGAI ELECTRONIC SECURITY SYSTEMS LIMITED | Private company limited by shares | Live |
| WAI KEE SECURITY ENGINEERING LIMITED | Private company limited by shares | Live |
| HOI TIN SECURITY ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| 247 LOCKSMITH & SECURITY ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| 365 Locksmith & Security Engineering CO. Limited | Private company limited by shares | Live |
| SECURITY ENTERPRISES, LIMITED | Private company limited by shares | Dissolved |
| E-SAFE SECURITY SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| Etronic Security Systems Limited | Private company limited by shares | Live |
| EUROLOGIX SECURITY LIMITED | Private company limited by shares | Live |
| EXCELLENT SECURITY LIMITED | Private company limited by shares | Dissolved |
| EXPRESS SECURITY LIMITED | Private company limited by shares | Live |
| EYEVIEW SECURITY LIMITED | Private company limited by shares | Live |
| FASTCOR SECURITY LIMITED | Private company limited by shares | Dissolved |
| Favour Security Limited | Private company limited by shares | Live |
| SECURITY FINANCE LIMITED | Private company limited by shares | Dissolved |
| FEIGELADI (FINLAND) SMART SECURITY CO., LIMITED | | Live |
| ACE FORCE SECURITY LIMITED | Private company limited by shares | Live |
| ASIAN FORCE SECURITY LIMITED | Private company limited by shares | Live |
| PACIFIC FORCE SECURITY LIMITED | Private company limited by shares | Dissolved |
| FOREMOST SECURITY LIMITED | Private company limited by shares | Live |
| FORTIFY SECURITY SYSTEM LIMITED | Private company limited by shares | Dissolved |
| SECURITY FORWARDING (S.E. ASIA) LIMITED | Private company limited by shares | Live |
| Foster Security and Systems Service Limited | | Live |
| FUFEN SECURITY LIMITED | Private company limited by shares | Live |
| FULL SECURITY LIMITED | Private company limited by shares | Live |
| FUTURE-TECH IT SECURITY LIMITED | Private company limited by shares | Live |