| Company | Timeline | Status | |
| Swansea TPS Limited Director • Director | 10 Jul 2014←11 Years→Current | Active | |
| Sinclair Finance And Leasing Company Limited Director • Director | 10 Jul 2014←11 Years→Current | Active | |
| Sinclair Motor Holdings Limited Director • Director | 9 Jul 2014←11 Years→Current | Active | |
| Sinclair Garages (Bridgend) Limited Director • Director | 9 Jul 2014←11 Years→Current | Active | |
| Sinclair Garages Limited Director • Director | 9 Jul 2014←11 Years→Current | Active | |
| Sinclair Garages (Port Talbot) Limited Director • Director | 9 Jul 2014←11 Years→Current | Active | |
| Sinclair Garages (Cardiff) Limited Director • Director | 1 Nov 2011←13 Years→Current | Active | |
| Sinclair Garages (Newport) Ltd Director • Director | 12 Nov 2003←21 Years→Current | Active | |
