| VIENNA MUSIC STUDIO LIMITED | Private company limited by shares | Live |
| VISION MUSIC STUDIO LIMITED | Private company limited by shares | Dissolved |
| YHTL MUSIC STUDIO LIMITED | Private company limited by shares | Live |
| MY MUSICAL STUDIO LIMITED | Private company limited by shares | Live |
| Musiclink Studio Limited | Private company limited by shares | Live |
| NACVINCHY STUDIO LIMITED | Private company limited by shares | Live |
| Studio NADIA Limited | Private company limited by shares | Live |
| Naos Studio Limited | Private company limited by shares | Live |
| Naos Studio Limited | | Live |
| Native Studio Limited | Private company limited by shares | Live |
| NATURE CH STUDIO LIMITED | Private company limited by shares | Live |
| NEKOSHIMA STUDIO LIMITED | Private company limited by shares | Live |
| NEON STUDIO COMPANY LIMITED | | Live |
| Studio Nestir Limited | | Live |
| NHDD STUDIO HK LIMITED | Private company limited by shares | Live |
| NIBBLE STUDIO LIMITED | Private company limited by shares | Live |
| NIKKO Art Studio Limited | | Live |
| ONE NINTH STUDIO LIMITED | Private company limited by shares | Live |
| NIUNIU STUDIO LIMITED | Private company limited by shares | Live |
| NJAC Studio Limited | Company limited by guarantee | Live |
| NOAH STUDIO LIMITED | | Live |
| Noir Studio Limited | Private company limited by shares | Live |
| Nook Studio Limited | | Live |
| NOTES MUSIC STUDIO COMPANY LIMITED | Private company limited by shares | Dissolved |
| NOVA Studio Limited | Private company limited by shares | Live |
| Lux Nova Studio Limited | Private company limited by shares | Live |
| Nutshell Studio Company Limited | Private company limited by shares | Live |
| ONE OBJECT DESIGN STUDIO LIMITED | Private company limited by shares | Dissolved |
| ONE OBJECT DESIGN STUDIO LIMITED | Private company limited by shares | Live |
| OBJECTS DESIGN STUDIO LIMITED | Private company limited by shares | Live |
| OCTOPUS SOFTWARE STUDIO LIMITED | Private company limited by shares | Live |
| OLAMART STUDIO LIMITED | Private company limited by shares | Live |
| One-Day Art Studio Limited | | Live |
| Only Design Studio Limited | Private company limited by shares | Live |
| Oona Lau Studio Co. Limited | Private company limited by shares | Dissolved |
| Ooomeo Studio Limited | | Live |
| Opalite Studio Limited | Private company limited by shares | Live |
| Open your Studio Limited | Private company limited by shares | Live |
| O’Pine Studio Limited | Private company limited by shares | Live |
| EXTENSOR OPTICAL STUDIO LIMITED | Private company limited by shares | Dissolved |
| Options Studio Limited | Private company limited by shares | Live |
| ORC99 STUDIO LIMITED | Private company limited by shares | Live |
| Order Studio Limited | | Live |
| MISS OREO STUDIO LIMITED | Private company limited by shares | Live |
| Organic Treatment Studio Limited | Private company limited by shares | Live |
| ORIENTAL STUDIO (1997) LIMITED | Private company limited by shares | Dissolved |
| Original One Studio Limited | Private company limited by shares | Live |
| DNA Orignal Studio Limited | Private company limited by shares | Live |
| STUDIO OTTO LIMITED | Private company limited by shares | Dissolved |
| OUTERSPACE STUDIO LIMITED | Private company limited by shares | Live |
| OUTFO STUDIO LIMITED | | Live |
| WAIWAIWAI PIZZA OVEN STUDIO LIMITED | Private company limited by shares | Live |
| Tone Studio Overseas Photography Limited | Private company limited by shares | Live |
| OYTY Studio Limited | Private company limited by shares | Live |
| XO STUDIO (ASIA PACIFIC) LIMITED | Private company limited by shares | Dissolved |
| Page Studio Limited | Private company limited by shares | Dissolved |
| PAKTO STUDIO LIMITED | Private company limited by shares | Dissolved |
| Sugar Palm Studio Co., Limited | Private company limited by shares | Live |
| PamPam STUDIO LIMITED | Private company limited by shares | Live |
| Panda Studio Limited | Private company limited by shares | Live |
| PANG BROTHERS STUDIO LIMITED | Private company limited by shares | Dissolved |
| Papa Garden Studio Limited | | Live |
| PAPIO SPHINX STUDIO LIMITED | Private company limited by shares | Dissolved |
| Parametric Studio Limited | Private company limited by shares | Live |
| Studio Patior Limited | | Live |
| PATTY STUDIO LIMITED | Private company limited by shares | Live |
| Penguin Studio Limited | Private company limited by shares | Live |
| STUDIO PERFECTION LIMITED | Private company limited by shares | Dissolved |
| Perfect's Wedding Studio Limited | Private company limited by shares | Live |
| PETRA STUDIO LIMITED | Private company limited by shares | Live |
| PHODES STUDIO LIMITED | Private company limited by shares | Dissolved |
| AUM YOGA AND PILATES STUDIO LIMITED | Private company limited by shares | Dissolved |
| Pilgrim Studio Limited | Private company limited by shares | Live |
| Leung Mee Ping Studio Limited | Private company limited by shares | Live |
| PINNACLE RED STUDIO LIMITED | Private company limited by shares | Live |
| SKY PINNACLE STUDIO LIMITED | Private company limited by shares | Live |
| Pinnacle Studio Company Limited | | Live |
| Pixel Studio Limited -The- | Private company limited by shares | Live |
| Pixel Block Studio Limited | Private company limited by shares | Live |
| Pixeled Studio Limited | | Live |
| Pixi DIY Studio Limited | | Live |
| Cozy Place Studio Limited | Private company limited by shares | Live |
| Plan B. VFX Studio Limited | Private company limited by shares | Live |
| Plan C Studio Limited | Private company limited by shares | Live |
| Plan A Studio Company Limited | | Live |
| SPACE SPACE DESIGN AND PLANNING STUDIO LIMITED | Private company limited by shares | Live |
| PLASMA STUDIO LIMITED | Private company limited by shares | Live |
| PLAYHOUSE STUDIO LIMITED | Private company limited by shares | Live |
| PlaySmart Studio Limited | Private company limited by shares | Dissolved |
| Playtinite Studio Limited | Private company limited by shares | Live |
| PLUG-IN STUDIO LIMITED | Private company limited by shares | Dissolved |
| A Plus Studio Limited | Private company limited by shares | Live |
| M PLUS STUDIO HK LIMITED | Private company limited by shares | Live |
| i plus i Studio Limited | Private company limited by shares | Live |
| ONE PLUS STUDIO LIMITED | Private company limited by shares | Live |
| H PLUS STUDIO LIMITED | Private company limited by shares | Live |
| J Plus Studio Limited | Private company limited by shares | Live |
| K PLUS STUDIO LIMITED | Private company limited by shares | Live |
| 24 Plus Studio Limited | Private company limited by shares | Live |
| B PLUS STUDIO LIMITED | Private company limited by shares | Live |