| Company | Timeline | Status | |
| Dr J Clague Cardiology Limited Director • Director | 18 Dec 2013←10 Years→12 Dec 2024 | Dissolved | |
| Cardiology Consulting (UK) Ltd Director • Consultant Cardiologist | 20 May 2011←14 Years→Current | Active | |
| Dr J Clague Limited Director • Director | 5 Apr 2011←14 Years→Current | Liquidation | |
