| IDEAT COMPANY LIMITED | Private company limited by shares | Live |
| IDEATECH CONSULTING LIMITED | Private company limited by shares | Live |
| IDEATECH ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| IDEATECH EXPLORE COMPANY LIMITED | | Live |
| IDEATECH GROUP LIMITED | Private company limited by shares | Live |
| IDEATECH (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| IDEATECH (HONG KONG) LIMITED | Private company limited by shares | Live |
| IDEATECH INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| ideateConcepts Limited | Private company limited by shares | Dissolved |
| IDEATEK LIMITED | | Live |
| IDEATEMPO LIMITED | Private company limited by shares | Dissolved |
| IDEAThread Limited | Private company limited by shares | Dissolved |
| IDEATION LIMITED | Private company limited by shares | Live |
| IDEATIVE COMPANY LIMITED | Private company limited by shares | Live |
| IDEATOP LIMITED | Private company limited by shares | Live |
| IDEA&TOP LIMITED | Private company limited by shares | Live |
| Ideatop Property Agency Limited | | Live |
| Ideatop Technology Co., Limited | Private company limited by shares | Live |
| IDEATORS LIMITED | Private company limited by shares | Live |
| Idea-town Limited | Private company limited by shares | Dissolved |
| IdeaTree Limited | Private company limited by shares | Dissolved |
| IDEATRONIX INTERNATIONAL COMPANY LIMITED | Private company limited by shares | Dissolved |