| Company | Timeline | Status | |
| Summit (Oxford) Limited Secretary • Director | 19 Sep 2008←1 Month→17 Nov 2008 | Active | |
| Summit (Cambridge) Limited Secretary • Director | 19 Sep 2008←1 Month→17 Nov 2008 | Dissolved | |
| NZP UK Limited Secretary • Dir | 10 Sep 2008←2 Months→17 Nov 2008 | Active | |
| Summit (Wales) Limited Secretary • Director | 19 Aug 2008←3 Months→17 Nov 2008 | Dissolved | |
| Summit Therapeutics Limited Secretary • Solicitor | 31 Jul 2008←3 Months→17 Nov 2008 | Active | |
