| ROCKWOOD INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Dissolved |
| Romancy Interior Design Limited | | Live |
| Romantic Architecture & Interior Design Limited | Private company limited by shares | Dissolved |
| ROOM 7 INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Roswell Interior Design Limited | Private company limited by shares | Live |
| Royal Interior Design Group Limited | | Live |
| Royal Interior Design (HK) Limited | | Live |
| RULE Interior Design Limited | | Live |
| SANDS INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Santorini Interior Design Limited | Private company limited by shares | Live |
| Sense Interior Design Company Limited | | Live |
| HK SHANGPIN INTERIOR DESIGN CO., LIMITED | Private company limited by shares | Dissolved |
| HK TOPOLOGICAL SPACE INTERIOR DESIGN SHARES LIMITED | Private company limited by shares | Live |
| SIBYL INTERIOR DESIGN (HK) CO., LIMITED | Private company limited by shares | Live |
| SILVERBASE INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| Simply Interior Design Limited | | Live |
| S.K.I. Interior Design Studio Limited | Private company limited by shares | Live |
| SKY-POOL INTERIOR DESIGN CO. LIMITED | Private company limited by shares | Live |
| S.L. INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Smart Interior Design Company Limited | | Live |
| SOCORA INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| SOLUTION INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| DESIGN SOLUTIONS (INTERIOR) LIMITED | Private company limited by shares | Live |
| SPACE INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| SpaceAce Interior Design Limited | | Live |
| Span Interior Design Limited | | Live |
| Spectacular Interior Design Limited | Private company limited by shares | Live |
| Grand spirit interior design Limited | Private company limited by shares | Live |
| SPLENDID INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| SPLENDID INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| STALLION INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Dissolved |
| STAR INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Lucky Star Interior Design Limited | Private company limited by shares | Live |
| Shining Star Interior Design Limited | Private company limited by shares | Live |
| INTERIOR DESIGN STRATEGY CO. LIMITED | | Live |
| STUDIO. ID INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Studio S Interior Design Limited | Private company limited by shares | Live |
| Studio Y Interior Design Limited | Private company limited by shares | Live |
| EVO Studio Interior Design Limited | Private company limited by shares | Live |
| W Studio Interior Design Limited | | Live |
| MUSE STUDIO INTERIOR DESIGN AND ARCHITECTURE LIMITED | Private company limited by shares | Live |
| Dragon Studio Interior Design Limited | Private company limited by shares | Live |
| S.U. INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Live |
| SUCCESS INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Dissolved |
| SUMPAK INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| SUNNY INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| SUNRISE INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| SUPER INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| SURE WELL INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| SYNC INTERIOR DESIGN CO. LIMITED | Private company limited by shares | Live |
| JOHNNY INTERIOR DESIGN SYSTEM LIMITED | Private company limited by shares | Dissolved |
| Tagger Interior Design Limited | | Live |
| AD TARGET INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| TARGET INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| E & J Interior Design Team Limited | Private company limited by shares | Live |
| HK DSD TECHNOLOGY INTERIOR DESIGN CO., LIMITED | Private company limited by shares | Live |
| TEMPTATION INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| THAT'S Y INTERIOR DESIGN LIMITED | | Live |
| In Time Interior Design Limited | Private company limited by shares | Live |
| TIMES INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| Times Interior Design Limited | | Live |
| TOGETHER INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Live |
| TOGETHER INTERIOR DESIGN CO. LIMITED | Private company limited by shares | Live |
| TOMMY TONG INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| TRANSFORMATION INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| TRENDYHOUSE INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| TRIANGLE INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Live |
| TRICO INTERIOR DESIGN & CONTRACTING LIMITED | Private company limited by shares | Live |
| TRIGHT Interior Design Limited | Private company limited by shares | Live |
| TRUE SIGHT INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| TRULY INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Dissolved |
| TSBE INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| ULTIMATE INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| ULTRABOX INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Unicorn Interior Design Limited | Private company limited by shares | Live |
| Vasto Interior Design Limited | Private company limited by shares | Live |
| Versean Interior Design Limited | Private company limited by shares | Live |
| VERTEX INTERIOR DESIGN & CONTRACTING LIMITED | Private company limited by shares | Live |
| Victory Interior Design Limited | Private company limited by shares | Live |
| VIEWPOINT INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Live |
| Vision Interior Design Limited | Private company limited by shares | Live |
| MAX VISION INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| VITRO INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| VIVID INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| VOLTAIRE INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Wang Sam Interior Design Limited | Private company limited by shares | Live |
| WANG YU INTERIOR DESIGN LIMITED | | Live |
| Wang Ki Interior Design and Renovation Company Limited | Private company limited by shares | Live |
| WEALTH INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Dissolved |
| WELCO INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| Well Interior Design Limited | | Live |
| WELLBIG INTERIOR DESIGN COMPANY LIMITED | Private company limited by shares | Live |
| WELLS INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| WELLY INTERIOR DESIGN LIMITED | Private company limited by shares | Live |
| Wenhui Interior Design Limited | Private company limited by shares | Live |
| WESTNINE INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| WING LOK INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |
| Wing On Interior Design Limited | Private company limited by shares | Dissolved |
| Winter Rain Interior Design Limited | Private company limited by shares | Live |
| WONDER INTERIOR DESIGN LIMITED | Private company limited by shares | Dissolved |