| Company | Timeline | Status | |
| DGS Project Services Ltd Director • Structural Engineer | 18 Oct 2011←14 Years→Current | Active | |
Speller And Evans Limited Director • Structural Engineer | 23 Jun 2011←4 Years→3 Nov 2015 | Dissolved | |
| Clark Smith Partnership Limited Director • Consulting Engineer | 1 Oct 2008←10 Years→1 Nov 2018 | Active | |
