| Company | Timeline | Status | |
| Centre For Brexit Policy Limited Director • Member Of Parliament | 4 Mar 2020←1 Year 10 Months→25 Jan 2022 | Active | |
| Vote Leave Limited Director • Member Of Parliment | 22 Dec 2015←6 Months→30 Jun 2016 | Dissolved | |
| The Global Warming Policy Foundation Director • Member Of Parliament | 1 Oct 2015←10 Years→Current | Active | |
