| Company | Timeline | Status | |
| The Homestead Residents Association (Thame) Limited Director • Civil Engineer | 21 Jun 1992←1 Year 1 Month→19 Aug 1993 | Active | |
| A.Hicks Limited Director • Civil Engineer | 31 Dec 1991←34 Years→Current | Active | |
| A.Hicks Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
