| Hey Kiddo Limited | Private company limited by shares | Live |
| Kiddo TV Limited | Private company limited by shares | Live |
| Art Kiddo Creative Lab Limited | Private company limited by shares | Live |
| Kiddo Happy Garden Education Limited | | Live |
| Happy Kiddo Education Limited | | Live |
| SMART KIDDO EDUCATION LIMITED | Private company limited by shares | Live |
| KIDDO ZONE LEARNING LIMITED | Private company limited by shares | Live |
| Kiddo Zone Workshops Limited | Private company limited by shares | Live |
| KIDDO ZONE LIMITED | Private company limited by shares | Live |
| KIDDO-ARTS DEVELOPMENT INSTITUTE LIMITED | Private company limited by shares | Dissolved |
| Kiddol Limited | | Live |
| KIDDOLAND LIMITED | Private company limited by shares | Live |
| kiddolingo Limited | Private company limited by shares | Live |
| WE KIDDOOS LIMITED | Private company limited by shares | Live |
| KIDDOS LIMITED | Private company limited by shares | Live |
| DAWN KIDDOS CREATIVE STUDIO LIMITED | Private company limited by shares | Live |
| KIDDOS HONG KONG LIMITED | | Live |
| KIDDOS International School of Educational Management Limited | Private company limited by shares | Live |
| Pama Kiddos Company Limited | Private company limited by shares | Live |
| SUPER KIDDOS LIMITED | Private company limited by shares | Live |
| Kiddosdream Limited | Private company limited by shares | Live |
| KIDDOUGH LIMITED | Private company limited by shares | Live |
| Kiddowood Learning Center Limited | Private company limited by shares | Live |