| Company | Timeline | Status | |
Applied Geo-Environmental Limited Director • Geotechnical Engineer | 3 Oct 1995←23 Years→8 Jan 2019 | Dissolved | |
Applied Geotechnical Engineering Limited Director • Geotechnical Engineer | 20 Sep 1994←26 Years→29 Sep 2020 | Dissolved | |
| Turner Geotechnical Associates Limited Director • Geotechnical Engineer | 4 Dec 1991←31 Years→21 Feb 2023 | Dissolved | |
