| B B BUZZ LIMITED | Private company limited by shares | Dissolved |
| BUZZ CO. LIMITED -THE- | Private company limited by shares | Live |
| BUZZ PR & COMPANY LIMITED | Private company limited by shares | Live |
| Buzz IT Company Limited | Private company limited by shares | Live |
| M BUZZ LIMITED | | Live |
| Big Buzz Company Limited | | Live |
| SEO Buzz Limited | | Live |
| Social Buzz Limited | Private company limited by shares | Live |
| BUZZARD INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| BuzzBridge Digital Limited | | Live |
| USA BUZZBUZZ INTERNATIONAL GROUP CO., LIMITED | Private company limited by shares | Live |
| BuzzCloudGlobal Limited | Private company limited by shares | Live |
| BuzzDecoder Limited | Private company limited by shares | Live |
| BUZZER LIMITED | Private company limited by shares | Dissolved |
| SPL Buzzer Limited | Private company limited by shares | Live |
| Buzzer Beat Company Limited | Private company limited by shares | Live |
| CASH BUZZER LIMITED | Private company limited by shares | Live |
| BUZZER CENTRE (H.K.) LIMITED | Private company limited by shares | Dissolved |
| BUZZFEVER DIGITAL LIMITED | Private company limited by shares | Live |
| BUZZFUND LIMITED | Private company limited by shares | Live |
| BUZZGAMES INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| BUZZHEAD LIMITED | Private company limited by shares | Live |
| Buzzin Limited | Private company limited by shares | Live |
| BUZZINATE COMPANY LIMITED | Private company limited by shares | Live |
| Buzzing Export Limited | Private company limited by shares | Live |
| Buzzink Limited | Private company limited by shares | Live |
| Buzzist Limited | Private company limited by shares | Live |
| Buzzless Limited | | Live |
| Buzzod Co., Limited | Private company limited by shares | Live |
| Buzzpacker Limited | Private company limited by shares | Live |
| BUZZ-PARTNER LIMITED | Private company limited by shares | Dissolved |
| BuzzPoem Limited | Private company limited by shares | Live |
| Buzzreach Limited | | Live |
| Buzzroar Limited | Private company limited by shares | Live |
| Buzztec Solutions Limited | Private company limited by shares | Live |
| BUZZTOFLY LIMITED | | Live |
| Buzztrees Limited | Private company limited by shares | Live |
| BUZZWORD COMPANY LIMITED | Private company limited by shares | Dissolved |
| BUZZY BEE LIMITED | Private company limited by shares | Live |
| BUZZY LIMITED | | Live |
| BUZZY DIGITAL LIMITED | Private company limited by shares | Live |
| Buzzz Limited | Private company limited by shares | Live |