| La Signora Design Co Limited | Private company limited by shares | Dissolved |
| HK SIHESHANGPIN LANDSCAPE DESIGN LIMITED | Private company limited by shares | Dissolved |
| SILKONNET.COM DESIGN LIMITED | Private company limited by shares | Dissolved |
| Silly Cow Design Limited | Private company limited by shares | Live |
| SILVER DESIGN LIMITED | Private company limited by shares | Dissolved |
| Silver Design Limited | Private company limited by shares | Live |
| Silvermind Design Limited | Private company limited by shares | Live |
| SIMON CHONG DESIGN CONSULTANTS LIMITED | Private company limited by shares | Live |
| SIMON S.W. LI DESIGN LIMITED | Private company limited by shares | Dissolved |
| SIMPATICO DESIGN LIMITED | Private company limited by shares | Live |
| SIMPLUX DESIGN LIMITED | Private company limited by shares | Live |
| SIMULATION DESIGN LIMITED | Private company limited by shares | Live |
| Sinobasic Design Institution Group Co., Limited | Private company limited by shares | Live |
| DESIGN SITE ENTERTAINMENT ASIA LIMITED | Private company limited by shares | Dissolved |
| S.K.Y. FURNITURE DESIGN LIMITED | Private company limited by shares | Dissolved |
| SKYAN DESIGN LIMITED | Private company limited by shares | Dissolved |
| SKYKING DESIGN CONSULTANCY LIMITED | Private company limited by shares | Live |
| SKYLESS DESIGN LIMITED | Private company limited by shares | Live |
| SKYLINK DESIGN LIMITED | Private company limited by shares | Live |
| HK SKYSUN DESIGN LIMITED | Private company limited by shares | Live |
| Skyu Design Company Limited | Private company limited by shares | Dissolved |
| SKYWORK DESIGN LIMITED | Private company limited by shares | Live |
| AMERICA SLADE ELECTRICAL DESIGN LIMITED | Private company limited by shares | Live |
| SLANFORD DESIGN LIMITED | Private company limited by shares | Dissolved |
| SLASH Design Company Limited | Private company limited by shares | Live |
| SMART DESIGN LIMITED | Private company limited by shares | Live |
| SNAIL DESIGN LIMITED | Private company limited by shares | Live |
| SOAR DESIGN COMPANY LIMITED | Private company limited by shares | Live |
| HK Cao Se Soft Fitted Design Limited | Private company limited by shares | Live |
| C & J SOFTWARE DESIGN COMPANY LIMITED | Private company limited by shares | Live |
| SOFTWOOD DESIGN LIMITED | Private company limited by shares | Live |
| S.O.G Design Limited | Private company limited by shares | Live |
| SOGO DESIGN (CHINA) LIMITED | Private company limited by shares | Dissolved |
| SOHO DESIGN COMPANY LIMITED | Private company limited by shares | Dissolved |
| SOLARI DESIGN LIMITED | Private company limited by shares | Live |
| SOLARI DESIGN & FURNITURE LIMITED | Private company limited by shares | Live |
| SOLARI FURNITURE & DESIGN LIMITED | Private company limited by shares | Live |
| Soli By Design Limited | Private company limited by shares | Live |
| DESIGN SOLUTION LIMITED | Private company limited by shares | Dissolved |
| A DESIGN SOLUTION LIMITED | Private company limited by shares | Live |
| ONE DESIGN SOLUTION LIMITED | Private company limited by shares | Live |
| Immortal design solution Limited | Private company limited by shares | Live |
| GAT DESIGN SOLUTIONS LIMITED | Private company limited by shares | Live |
| Zen Design Solutions Limited | Private company limited by shares | Live |
| Z Design Solutions Limited | Private company limited by shares | Live |
| DESIGN SOLUTIONS & ACCESSORIES LIMITED | Private company limited by shares | Live |
| Digital Design Solutions Limited | Private company limited by shares | Live |
| GORGEOUS DESIGN SOLUTIONS LIMITED | Private company limited by shares | Live |
| MASH DESIGN SOLUTIONS LIMITED | Private company limited by shares | Live |
| Rypax Design & Solutions Limited | Private company limited by shares | Live |
| S.O.M.E. Design Limited | Private company limited by shares | Live |
| Some1 Design Limited | | Live |
| Something Like Design Limited | Private company limited by shares | Live |
| COMING SOON DESIGN LIMITED | | Live |
| Sottile Design Limited | Private company limited by shares | Live |
| SOUL DESIGN LIMITED | Private company limited by shares | Dissolved |
| Design Soul Company Limited | | Live |
| PURE SOUL DESIGN LIMITED | Private company limited by shares | Dissolved |
| SOULSON DESIGN LIMITED | Private company limited by shares | Dissolved |
| ATECH DESIGN & SOURCING CO., LIMITED | Private company limited by shares | Live |
| 100 PERCENT DESIGN SOURCING COMPANY LIMITED | Private company limited by shares | Dissolved |
| AM PRODUCTS SOURCING & DESIGN LIMITED | Private company limited by shares | Live |
| Soverklas Design Limited | Private company limited by shares | Live |
| SPACE DESIGN LIMITED | Private company limited by shares | Live |
| EMD SPACE DESIGN LIMITED | Private company limited by shares | Dissolved |
| CT SPACE DESIGN LIMITED | Private company limited by shares | Dissolved |
| TOP SPACE DESIGN LIMITED | Private company limited by shares | Live |
| H & V Space Design Limited | Private company limited by shares | Live |
| DESIGN SPACE LIMITED | Private company limited by shares | Live |
| SEE SEE SPACE DESIGN LIMITED | Private company limited by shares | Live |
| Space 'n' Sky Design Limited | Private company limited by shares | Live |
| V SPACE DESIGN LIMITED | | Live |
| M Space Design Limited | | Live |
| ONE SPACE DESIGN COMPANY LIMITED | | Live |
| JE Space Design Limited | | Live |
| SPACELAB DESIGN LIMITED | Private company limited by shares | Live |
| SPACE'N DESIGN LIMITED | Private company limited by shares | Live |
| SpacePulse Design Limited | Private company limited by shares | Live |
| Spaceship Design Limited | | Live |
| Sparklingmen Design Limited | Private company limited by shares | Live |
| HK TOP SPATIAL DESIGN LIMITED | Private company limited by shares | Dissolved |
| HM SPATIAL DESIGN LIMITED | Private company limited by shares | Live |
| W.H Spatial Design Limited | Private company limited by shares | Live |
| SPAZE DESIGN LIMITED | Private company limited by shares | Live |
| LO SPAZIO DESIGN LIMITED | Private company limited by shares | Dissolved |
| SPAZIO KITCHEN DESIGN LIMITED | Private company limited by shares | Dissolved |
| SPEAK DESIGN LIMITED | Private company limited by shares | Live |
| SPEC-AL DESIGN (H.K.) LIMITED | Private company limited by shares | Live |
| SPECIAL DESIGN LIMITED | Private company limited by shares | Live |
| SPECTRUM DESIGN LIMITED | Private company limited by shares | Dissolved |
| SPEEDY DESIGN COMMUNICATIONS LIMITED | Private company limited by shares | Live |
| Spice and Art Design Limited | | Live |
| SPIN DESIGN AND ADVERTISING LIMITED | Private company limited by shares | Live |
| SPIRAL DESIGN LIMITED | Private company limited by shares | Dissolved |
| SPIRAL ARCHITECTURAL DESIGN LIMITED | Private company limited by shares | Live |
| DESIGN SPIRIT COMPANY LIMITED | Private company limited by shares | Dissolved |
| SPIRIT DESIGN LIMITED | Private company limited by shares | Live |
| SPLENDID JEWELLERY DESIGN LIMITED | Private company limited by shares | Live |
| Splendor Design Limited | Private company limited by shares | Live |
| HK SPORTS & DESIGN CO. LIMITED | Private company limited by shares | Live |