| Company Name | Type | Status |
|---|---|---|
| KEYNOTE LIMITED | Private company limited by shares | Dissolved |
| Keynote Limited | Private company limited by shares | Live |
| KEYNOTE CULTURAL & CREATIVE CO., LIMITED | Private company limited by shares | Live |
| KEYNOTE CONSULTING LIMITED | Private company limited by shares | Live |
| KEYNOTE ENTERPRISES LIMITED | Private company limited by shares | Live |