| WO LEE STEEL COMPANY LIMITED | Private company limited by shares | Live |
| VSC STEEL COMPANY LIMITED | Private company limited by shares | Live |
| FU TAI STEEL COMPANY LIMITED | Private company limited by shares | Dissolved |
| CHI TAI STEEL COMPANY LIMITED | Private company limited by shares | Dissolved |
| RTC STEEL LIMITED | Private company limited by shares | Live |
| SUM KEE STEEL COMPANY LIMITED | Private company limited by shares | Live |
| MPI STEEL COMPANY LIMITED | Private company limited by shares | Live |
| SUN STEEL COMPANY LIMITED | Private company limited by shares | Live |
| KAM YEE STEEL COMPANY LIMITED | Private company limited by shares | Live |
| KC STEEL COMPANY LIMITED | Private company limited by shares | Dissolved |
| SAI WAN STEEL COMPANY LIMITED | Private company limited by shares | Live |
| MIC STEEL COMPANY LIMITED | Private company limited by shares | Dissolved |
| OAK STEEL LIMITED | Private company limited by shares | Live |
| OS STEEL LIMITED | Private company limited by shares | Dissolved |
| TS STEEL LIMITED | Private company limited by shares | Live |
| AWT STEEL LIMITED | Private company limited by shares | Dissolved |
| CS STEEL COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAC STEEL LIMITED | Private company limited by shares | Dissolved |
| TW Steel HKG Limited | Private company limited by shares | Live |
| NEW WAY STEEL LIMITED | Private company limited by shares | Live |
| MSL STEEL LIMITED | Private company limited by shares | Live |
| BK STEEL LIMITED | Private company limited by shares | Live |
| WAI WO STEEL LIMITED | Private company limited by shares | Dissolved |
| KWK STEEL LIMITED | Private company limited by shares | Live |
| G.C STEEL LIMITED | Private company limited by shares | Live |
| Add Steel Limited | Private company limited by shares | Live |
| HP & B STEEL CO. LIMITED | Private company limited by shares | Live |
| Int steel Limited | Private company limited by shares | Live |
| XIN RUN STEEL LIMITED | Private company limited by shares | Live |
| SLS STEEL LIMITED | Private company limited by shares | Live |
| AI STEEL LIMITED | Private company limited by shares | Live |
| GSY STEEL LIMITED | Private company limited by shares | Live |
| SD STEEL LIMITED | Private company limited by shares | Live |
| IM STEEL LIMITED | Private company limited by shares | Live |
| DC STEEL LIMITED | Private company limited by shares | Live |
| MIC STEEL COMPANY LIMITED | Private company limited by shares | Live |
| Steel EXC Limited | Private company limited by shares | Live |
| BS STEEL LIMITED | Private company limited by shares | Live |
| H STEEL LIMITED | Private company limited by shares | Live |
| D&N Steel Limited | Private company limited by shares | Live |
| HS STEEL LIMITED | Private company limited by shares | Live |
| TOP STEEL LIMITED | Private company limited by shares | Live |
| YS STEEL LIMITED | Private company limited by shares | Live |
| STEEL EGG BBQ LIMITED | | Live |
| JIN STEEL LIMITED | | Live |
| PPG STEEL LIMITED | | Live |
| FS STEEL LIMITED | | Live |
| YLD STEEL LIMITED | | Live |
| CS STEEL COMPANY LIMITED | | Live |
| OMG STEEL LIMITED | | Live |
| PZ STEEL LIMITED | | Live |
| X Steel Limited | | Live |
| 9-GOLD STEEL COMPANY LIMITED | Private company limited by shares | Live |
| KAITAI STEEL SHOT ABRASIVE (HONG KONG) CO., LIMITED | Private company limited by shares | Dissolved |
| ACERO STEEL LIMITED | Private company limited by shares | Live |
| ACME STEEL COMPANY LIMITED | Private company limited by shares | Live |
| PRINCESS LINGMA STEEL ADJUSTMENT ARM SPARES LIMITED | Private company limited by shares | Dissolved |
| ADVANCE PROSPERITY STEEL LIMITED | | Live |
| HK Advanced Steel Limited | Private company limited by shares | Live |
| Hong Kong Steel Advisory Limited | Private company limited by shares | Live |
| ALLEGRO STEEL COMPANY LIMITED | Private company limited by shares | Dissolved |
| STEEL TUBE FACTORY SMALL COUNTY LIVER CHAIN ALLIANCE GROUP CO., LIMITED | Private company limited by shares | Live |
| STEEL AND ALLOY HK LIMITED | Private company limited by shares | Live |
| One Plus Steel and Alloys Trade FZE Limited | Private company limited by shares | Live |
| ALPHA STEEL LIMITED | Private company limited by shares | Live |
| Alpha Steel Industry Limited | Private company limited by shares | Live |
| EASTWELL STEEL & ALUMINIUM ENGINEERING LIMITED | Private company limited by shares | Live |
| EASTWELL TAI HING STEEL & ALUMINIUM ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| S & M ALUMINIUM STEEL ENGINEERING LIMITED | Private company limited by shares | Live |
| 17 DIO ALUMINIUM STEEL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Dynasty Aluminium Steel Engineering Limited | Private company limited by shares | Live |
| FORFAN ALUMINIUM STEEL ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| FORFAN ALUMINIUM STEEL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| LAP KEI STRUCTURAL STEEL & ALUMINIUM ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Forfan Aluminium Steel Doors & Windows Engineering Limited | | Live |
| HANG YUE ALUMINIUM STEEL ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Hover Aluminium & Steel Engineering Limited | Private company limited by shares | Live |
| KWAI KEE IRON STEEL & ALUMINIUM ENGINEERING LIMITED | Private company limited by shares | Live |
| CHEONG SING ALUMINIUM & STAINLESS STEEL WORK LIMITED | Private company limited by shares | Live |
| YUEN LONG ALUMINIUM AND STAINLESS STEEL PROJECT LIMITED | Private company limited by shares | Live |
| HK SUNSHINE STEEL AND ALUMINIUM BARRIER TECHNOLOGY LIMITED | Private company limited by shares | Live |
| WING WO ALUMINIUM & STEEL ENGINEERING CO LIMITED | Private company limited by shares | Live |
| K & S ALUMINIUM & STEEL WORKS LIMITED | Private company limited by shares | Live |
| Micro Motion Glass Steel Aluminum Alloy Engineering Limited | | Live |
| Anacott Steel Limited | Private company limited by shares | Live |
| ANANDA STEEL LIMITED | Private company limited by shares | Dissolved |
| Anex Steel Limited | Private company limited by shares | Dissolved |
| ANSHUN IRON AND STEEL CO., LIMITED | Private company limited by shares | Live |
| HENAN ANSON STEEL CO., LIMITED | Private company limited by shares | Dissolved |
| HENAN ANSON STEEL HK CO., LIMITED | Private company limited by shares | Live |
| AOSEN STEEL COMPANY LIMITED | Private company limited by shares | Dissolved |
| AOYAMA SPECIAL STEEL HONG KONG LIMITED | Private company limited by shares | Live |
| OFFICE STEEL APPLIANCE COMPANY, LIMITED - THE - | Private company limited by shares | Dissolved |
| ARCHANA STEEL (HK) LIMITED | Private company limited by shares | Live |
| ARCO STEEL LIMITED | Private company limited by shares | Dissolved |
| Arrow Steel Limited | Private company limited by shares | Live |
| ASCENT STEEL PTA LIMITED | Private company limited by shares | Live |
| DMI STEEL (ASIA) LIMITED | Private company limited by shares | Dissolved |
| Topwell Steel Asia Limited | Private company limited by shares | Live |
| ASIA-EUROPE STEEL GROUP LIMITED | Private company limited by shares | Dissolved |