| ELEMENTARY LIMITED | Private company limited by shares | Dissolved |
| CGC Elementary Limited | Private company limited by shares | Live |
| Elementary Chemical Co., Limited | Private company limited by shares | Live |
| ELEMENTARY CHINESE LIMITED | Private company limited by shares | Live |
| Elementary Trading Co., Limited | Private company limited by shares | Live |
| ELEMENTARY CONSULTING LIMITED | Private company limited by shares | Live |
| ELEMENTARY DESIGN LIMITED | Private company limited by shares | Dissolved |
| CHINA ELEMENTARY EDUCATION GROUP LIMITED | Private company limited by shares | Live |
| CHINA ELEMENTARY EDUCATION HOLDINGS GROUP LIMITED | Private company limited by shares | Live |
| ELEMENTARY HONG KONG LIMITED | Private company limited by shares | Live |
| Elementary Lifestyle Company Limited | Private company limited by shares | Live |
| HK Preconditioning Elementary Medicine Research Institute Limited | Private company limited by shares | Live |
| DISCOVERY MONTESSORI ELEMENTARY SCHOOL LIMITED | Private company limited by shares | Live |