| SIMPLY RED STUDIO LIMITED | Private company limited by shares | Dissolved |
| SincoDesign Studio Limited | Private company limited by shares | Live |
| Singular Studio Limited | Private company limited by shares | Live |
| SITEC STUDIO LIMITED | Private company limited by shares | Live |
| Sixcorners Studio Limited | Private company limited by shares | Live |
| SKYTOOLS DIGITAL STUDIO COMPANY LIMITED | Private company limited by shares | Dissolved |
| SKYVIEW STUDIO LIMITED | | Live |
| S-Lab Studio Limited | | Live |
| Slash Studio Limited | Private company limited by shares | Live |
| Sled Studio Limited | | Live |
| SMILY STUDIO LIMITED | Private company limited by shares | Live |
| SOAP STUDIO COMPANY LIMITED | Private company limited by shares | Live |
| Socials Studio Limited | | Live |
| Soft Power Studio Limited | | Live |
| Softworks Studio Limited | Private company limited by shares | Live |
| Studio du Soleil Limited | Private company limited by shares | Dissolved |
| Solight Studio Limited | Private company limited by shares | Live |
| Solutions Studio Limited | Private company limited by shares | Live |
| Do Something Studio Limited | Private company limited by shares | Live |
| SOMETHING MAKER STUDIO LIMITED | Private company limited by shares | Live |
| Somnium Studio Limited | Private company limited by shares | Live |
| STUDIO COMING SOON LIMITED | Private company limited by shares | Live |
| Sooner Studio Limited | | Live |
| SOPHIA WEDDING STUDIO LIMITED | Private company limited by shares | Live |
| Soul Studio Limited | Private company limited by shares | Live |
| SOUL YOGIS STUDIO LIMITED | Private company limited by shares | Live |
| Soulgood Studio Limited | | Live |
| NEW SPACE STUDIO LIMITED | Private company limited by shares | Dissolved |
| Studio Art Space Limited | Private company limited by shares | Live |
| K SPACE STUDIO LIMITED | Private company limited by shares | Live |
| Studio Space Limited | Private company limited by shares | Live |
| NO SPACE STUDIO LIMITED | Private company limited by shares | Live |
| Studio Spade Limited | Private company limited by shares | Live |
| SPARKLUEX STUDIO LIMITED | | Live |
| Spazio Studio Limited | Private company limited by shares | Live |
| SPECTRUM STUDIO LIMITED | Private company limited by shares | Dissolved |
| Spirit Spatial Studio Limited | Private company limited by shares | Live |
| Spot Studio Limited | Private company limited by shares | Live |
| SPOTLIGHT STUDIO Limited | Private company limited by shares | Live |
| Square Design Studio Limited | | Live |
| Magic Square Studio Limited | Private company limited by shares | Live |
| C SQUARED STUDIO LIMITED | Private company limited by shares | Dissolved |
| 2 Squared Studio Limited | Private company limited by shares | Dissolved |
| SQUARED STRANGER STUDIO LIMITED | | Live |
| Stack Studio Limited | Private company limited by shares | Live |
| ON STAGE STUDIO LIMITED | Private company limited by shares | Live |
| Stage One Studio Company Limited | Private company limited by shares | Live |
| STAR STUDIO LIMITED | Private company limited by shares | Live |
| All Star Studio Limited | | Live |
| STAR ART STUDIO LIMITED | | Live |
| BLOOMING STAR STUDIO LIMITED | Private company limited by shares | Dissolved |
| Shining Star Studio Co Limited | Private company limited by shares | Live |
| STAR WEDDING STUDIO LIMITED | Private company limited by shares | Dissolved |
| Starc Studio Limited | Private company limited by shares | Live |
| TOP STARS STUDIO LIMITED | Private company limited by shares | Live |
| STARS STUDIO LIMITED | Private company limited by shares | Dissolved |
| Starting Point Studio Limited | | Live |
| STARWAY (TST) MUSIC STUDIO LIMITED | Private company limited by shares | Live |
| STARZ STUDIO LIMITED | Private company limited by shares | Live |
| STEFANO STUDIO LIMITED | Private company limited by shares | Dissolved |
| Studio Stitch Limited | Private company limited by shares | Live |
| STLP STUDIO LIMITED | Private company limited by shares | Live |
| Stone Bowl Game Studio Limited | Private company limited by shares | Live |
| OUR TORI STORY STUDIO LIMITED | | Live |
| Storyline Studio Limited | Private company limited by shares | Live |
| D String Studio Limited | | Live |
| STUDIO STRIPES LIMITED | Private company limited by shares | Dissolved |
| SEEK SEED Study Abroad Studio Limited | | Live |
| Sublime Creative Studio Limited | Private company limited by shares | Live |
| Sugar Sugar Studio Limited | Private company limited by shares | Live |
| Sugarcubes Design Studio Limited | Private company limited by shares | Live |
| SummitView Studio Limited | | Live |
| SUNFLOWER STUDIO LIMITED | Private company limited by shares | Dissolved |
| Chloe Sung Studio Limited | | Live |
| Sunlight Studio Limited | | Live |
| SUNNIES STUDIO COMPANY LIMITED | Private company limited by shares | Live |
| Sunrise Studio Company Limited | | Live |
| Super MMM Studio Limited | Private company limited by shares | Live |
| Super Studio Co., Limited | | Live |
| Super Smart Studio Limited | Private company limited by shares | Live |
| SUPERB STUDIO LIMITED | Private company limited by shares | Live |
| Superimpose Architecture Design Studio Limited | Private company limited by shares | Live |
| SUPERPROJECT ARCHITECTURE STUDIO LIMITED | Private company limited by shares | Live |
| Superstar Art Studio Limited | Private company limited by shares | Dissolved |
| SURI STUDIO LIMITED | Private company limited by shares | Live |
| SWAP Creative Studio Limited | Private company limited by shares | Live |
| Switchboard Studio Limited | Private company limited by shares | Live |
| Star Symphony Studio Limited | | Live |
| SYNC STUDIO HK LIMITED | | Live |
| DAVID SZABO STUDIO LIMITED | Private company limited by shares | Live |
| Szemei Studio Limited | Private company limited by shares | Live |
| SZENE STUDIO LIMITED | Private company limited by shares | Live |
| take one studio Limited | Private company limited by shares | Live |
| TALKTAG STUDIO LIMITED | Private company limited by shares | Live |
| Monster and the Tank Studio & Co., Limited | Private company limited by shares | Live |
| Blu’z Tape Studio Limited | | Live |
| Tapestry Studio Limited -The- | Private company limited by shares | Live |
| TARMKU STUDIO LIMITED | | Live |
| TATABOX STUDIO LIMITED | Private company limited by shares | Live |
| Tatsumaki Studio Limited | Private company limited by shares | Live |