| Company | Timeline | Status | |
| Permanent-Way Institution (Incorporated) Director • Civil Engineer | 6 Jul 2018←4 Years→13 Mar 2023 | Active | |
| Engauged Limited Director • Unreported | 2 Dec 2011←13 Years→Current | Active | |
| Permanent-Way Institution (Incorporated) Director • Chartered Civil And Structural Engineer | 26 Jun 2010←4 Years→16 May 2015 | Active | |
