| Company | Timeline | Status | |
| HTL Enterprises Ltd Director • Retired | 12 Feb 2020←2 Years 9 Months→30 Nov 2022 | Active | |
| Lincoln Cathedral Quarry Limited Director • Director | 7 May 2019←4 Years→31 Oct 2023 | Dissolved | |
| Badley, Ashton & Associates Limited Director • Consulting Geologist | 5 Dec 1992←24 Years→21 Jul 2017 | Active | |
Badley Technology Limited Director • Geologist | 15 Dec 1991←9 Months→29 Sep 1992 | Dissolved | |
| Ashton Geology Limited Director • Geologist | 13 Dec 1991←33 Years→Current | Active | |
| Heritage Trust Of Lincolnshire Director • Geologist | 2 Nov 1991←31 Years→30 Nov 2022 | Active | |
