| Company | Timeline | Status | |
| Summit Infectious Diseases Limited Director • Corporate Controller | 6 Dec 2021←1 Month→21 Jan 2022 | Dissolved | |
| Summit Corporation Limited Director • Corporate Controller | 6 Dec 2021←1 Month→21 Jan 2022 | Dissolved | |
| Muox Limited Director • Corporate Controller | 6 Dec 2021←1 Month→21 Jan 2022 | Dissolved | |
| Summit Corporation Employee Benefit Trust Company Limited Director • Corporate Controller | 6 Dec 2021←1 Month→21 Jan 2022 | Dissolved | |
| Discuva Limited Director • Corporate Controller | 6 Dec 2021←1 Month→21 Jan 2022 | Active | |
| Summit (Wales) Limited Director • Corporate Controller | 6 Dec 2021←1 Month→21 Jan 2022 | Dissolved | |
| Summit Discovery 1 Limited Director • Corporate Controller | 6 Dec 2021←1 Month→21 Jan 2022 | Dissolved | |
| Summit Therapeutics Limited Director • Corporate Controller | 6 Dec 2021←1 Month→21 Jan 2022 | Active | |
| Summit (Oxford) Limited Director • Corporate Controller | 6 Dec 2021←1 Month→21 Jan 2022 | Active | |
| Summit (Cambridge) Limited Director • Corporate Controller | 6 Dec 2021←1 Month→21 Jan 2022 | Dissolved | |
