| WAH LAI INTERIOR DESIGN ENGINEERING CO. LIMITED | Private company limited by shares | Dissolved |
| WAY IN INTERIOR DESIGN AND ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| K & R INTERIOR DESIGN ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| L2 INTERIOR DESIGN & ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| HL INTERIOR DESIGN ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| TAI MAN INTERIOR DESIGN ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| YC INTERIOR DESIGN & ENGINEERING LIMITED | Private company limited by shares | Live |
| Fan Mei Interior Design and Engineering Limited | Private company limited by shares | Live |
| ON KIN INTERIOR DESIGN AND ENGINEERING LIMITED | Private company limited by shares | Live |
| Wai Mei Interior Design & Engineering Limited | Private company limited by shares | Live |
| H & M Interior Design Engineering Limited | Private company limited by shares | Live |
| MN Interior Design & Engineering Limited | Private company limited by shares | Live |
| BMB Interior Design Engineering Limited | Private company limited by shares | Live |
| JJ Interior Design & Engineering Limited | Private company limited by shares | Live |
| C33 INTERIOR DESIGN & ENGINEERING LIMITED | Private company limited by shares | Live |
| SK Engineering & Interior Design Limited | Private company limited by shares | Live |
| EDM Interior Design & Engineering Company Limited | Private company limited by shares | Live |
| Ace Interior Design & Engineering Company Limited | Private company limited by shares | Live |
| Wah Kee Interior Design & Engineering Limited | Private company limited by shares | Live |
| Wui Yin Interior Design Engineering Company Limited | Private company limited by shares | Live |
| CT Interior Design & Engineering Co. Limited | | Live |
| A&L Interior Design Engineering Limited | | Live |
| KAM WAH INTERIOR DESIGN AND ENGINEERING LIMITED | | Live |
| CW Interior Design Engineering Limited | | Live |
| Y & T INTERIOR DESIGN AND ENGINEERING LIMITED | | Live |
| ARTISAN INTERIOR DESIGN ENGINEERING LIMITED | Private company limited by shares | Live |
| ARTISAN INTERIOR DESIGN & ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| A.T. Engineering and Interior Design Limited | Private company limited by shares | Live |
| CHART'S INTERIOR DESIGN & ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| CREATIVE INTERIOR DESIGN ENGINEERING LIMITED | Private company limited by shares | Live |
| EVERBRIGHT INTERIOR DESIGN AND ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Excellent Interior Design and Engineering Limited | Private company limited by shares | Live |
| FIRST INTERIOR DESIGN ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| Forest Interior Design Engineering Limited | Private company limited by shares | Live |
| GENESIS INTERIOR DESIGN ENGINEERING LIMITED | Private company limited by shares | Live |
| HONESTY INTERIOR DESIGN AND ENGINEERING LIMITED | Private company limited by shares | Live |
| Innovation Interior Design & Engineering Company Limited | Private company limited by shares | Live |
| ITA-FRANCESCO INTERIOR DESIGN AND ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| Jerry Interior Design Engineering Limited | | Live |
| KENCHAU INTERIOR DESIGN & ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| KEI KONG INTERIOR DESIGN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| Leader Interior Design Engineering Limited | Private company limited by shares | Live |
| LIXIN INTERIOR DESIGN ENGINEERING LIMITED | Private company limited by shares | Live |
| LONGRAND INTERIOR DESIGN ENGINEERING LIMITED | Private company limited by shares | Live |
| MOREWELL INTERIOR DESIGN ENGINEERING LIMITED | Private company limited by shares | Live |
| KAR NGAI INTERIOR DESIGN & ENGINEERING LIMITED | Private company limited by shares | Live |
| OCEAN INTERIOR DESIGN ENGINEERING COMPANY LIMITED | Private company limited by shares | Dissolved |
| O.N.E INTERIOR DESIGN & ENGINEERING LIMITED | Private company limited by shares | Live |
| NEW PACIFIC INTERIOR DESIGN ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| PEAK Interior Design & Engineering Limited | Private company limited by shares | Live |
| Peter's Job Interior Design And Engineering Limited | Private company limited by shares | Live |
| POLLUX INTERIOR DESIGN & ENGINEERING LIMITED | Private company limited by shares | Live |
| SMART INTERIOR DESIGN & ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| New Times Interior Design Engineering Company Limited | Private company limited by shares | Live |
| Value Interior Design Engineering Limited | Private company limited by shares | Live |
| WANG YUE INTERIOR DESIGN ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| WANG YIP INTERIOR DESIGN & ENGINEERING LIMITED | Private company limited by shares | Live |
| YOHO Interior Design & Engineering Limited | | Live |
| F.K. Interior Design and Engineering Limited | | Live |
| Future Interior Engineering Company Limited | Private company limited by shares | Live |
| FUTURE INTERIOR DESIGN ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| GENISS INTERIOR DESIGN ENGINEERING LIMITED | Private company limited by shares | Live |
| WANG HING INTERIOR ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| MAGICAL INTERIOR ENGINEERING LIMITED | Private company limited by shares | Live |
| NICKY INTERIOR DESIGN & ENGINEERING LIMITED | Private company limited by shares | Live |
| Grand Ocean interior design & engineering Limited | Private company limited by shares | Live |
| Prestige Interior Design & Engineering Co. Limited | Private company limited by shares | Live |
| KENWAN INTERIOR PRODUCTS ENGINEERING LIMITED | Private company limited by shares | Live |
| RONQUO INTERIOR ENGINEERING LIMITED | Private company limited by shares | Live |
| Square Meter Interior Design Engineering Limited | Private company limited by shares | Live |
| FTC INTERIOR SUPPLY AND ENGINEERING LIMITED | | Live |
| TRIANGLE INTERIOR ENGINEERING LIMITED | Private company limited by shares | Live |
| Unique Interior Design Engineering Limited | Private company limited by shares | Live |
| VICO INTERIOR ENGINEERING CO. LIMITED | Private company limited by shares | Live |
| WONDERFUL INTERIOR ENGINEERING LIMITED | Private company limited by shares | Live |
| ENGMECH INTERIOR LIMITED | Private company limited by shares | Dissolved |
| INTERIOR ENHANCEMENT LIMITED | Private company limited by shares | Dissolved |
| ENPLUS INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Dissolved |
| Interior Entertainment Limited | Private company limited by shares | Live |
| Hi Environmental Protection Interior Design Limited | Private company limited by shares | Live |
| H.M INTERIOR ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| EPIC INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| EPOCH INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| ESDM INTERIOR ARCHITECTURE LIMITED | Private company limited by shares | Dissolved |
| ESGROUP INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Live |
| ESSENCE INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| EUREKA INTERIOR LIMITED | Private company limited by shares | Live |
| EVELYN INTERIOR DECOR LIMITED | Private company limited by shares | Live |
| AMC INTERIOR EXHIBIT ENGINEERING PRODUCTION LIMITED | Private company limited by shares | Live |
| Exquisite Interior Limited | Private company limited by shares | Live |
| EXQUISITE INTERIOR ENGINEER LIMITED | Private company limited by shares | Live |
| INTERIOR EXTRA LIMITED | Private company limited by shares | Live |
| Interior Facilities Pro Limited | Private company limited by shares | Live |
| FAITH INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| Falcon Interior Design Company Limited | Private company limited by shares | Dissolved |
| FAMILY INTERIOR & FURNITURE LIMITED | Private company limited by shares | Live |
| FAMOUS INTERIOR DESIGN CO. LIMITED | Private company limited by shares | Live |
| FANADINE INTERIOR DESIGN & FURNITURE COMPANY LIMITED | Private company limited by shares | Dissolved |
| Fantastic Interior Design Limited | Private company limited by shares | Live |
| Fantasy Space Interior Design Limited | | Live |