| Company | Timeline | Status | |
| RGCM Doncaster Limited Director • Structural Engineer | 21 Aug 2024←1 Year 3 Months→Current | Active | |
| RGCM KH Limited Director • Structural Engineer | 21 Aug 2024←1 Year 3 Months→Current | Active | |
| Spire PM Limited Director • Company Director | 9 Feb 2001←24 Years→Current | Active | |
| Spritestore Limited Director • Structural Engineer | 2 Jul 1997←28 Years→Current | Active | |
| Tetra Tech UK Consulting Group Limited Director • Consulting Engineer | 30 Nov 1991←2 Years 7 Months→30 Jun 1994 | Active | |
| RGCM Limited Director • Structural Engineer | 11 Mar 1991←34 Years→Current | Active | |
| RGCM (Holdings) Limited Director • Structural Engineer | 11 Mar 1991←34 Years→Current | Active | |
