| SWJ RADIOLOGY LIMITED | Private company limited by shares | Live |
| JL Radiology Limited | Private company limited by shares | Live |
| AW RADIOLOGY LIMITED | | Live |
| ADVANCED RADIOLOGY LIMITED | Private company limited by shares | Live |
| Radiology Associates Limited | Private company limited by shares | Live |
| PMU DIAGNOSTIC RADIOLOGY LIMITED | Private company limited by shares | Live |
| PAN PACIFIC RADIOLOGY GROUP LIMITED -THE- | Private company limited by shares | Live |
| PRESTIGE DIAGNOSTIC RADIOLOGY LIMITED | Private company limited by shares | Live |
| TS Radiology Service Limited | | Live |
| UNITED ONE DIAGNOSTIC RADIOLOGY LIMITED | Private company limited by shares | Live |
| Radiometer HK Limited | Private company limited by shares | Live |
| RADIONIC HONG KONG LIMITED | Private company limited by shares | Dissolved |
| RADIOREPUBLIC.COM LIMITED | Private company limited by shares | Dissolved |
| SAM RADIOS LIMITED | Private company limited by shares | Live |
| RADIOTECH Limited | Private company limited by shares | Live |
| EASTERN RADIOTECH LIMITED | Private company limited by shares | Live |
| RADIOTECH ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| BOCOM RADIOTECH (HK) LIMITED | Private company limited by shares | Dissolved |
| RADIOTEX INTERNATIONAL LIMITED | Private company limited by shares | Live |
| Hong Kong Superficial Radiotherapy Centre Limited | Private company limited by shares | Live |
| RADIO-TONE COMPANY LIMITED | Private company limited by shares | Live |