| Company | Timeline | Status | |
| Barkley Property Holdings Limited Director • Retired Engineer | 25 Jul 2022←3 Years→Current | Active | |
B M Hose & Fittings Limited Director • Engineer | 7 Apr 2015←3 Years→10 Jul 2018 | Dissolved | |
Doncaster Gear & Engineering Limited Director • Engineer | 25 May 1994←16 Years→27 Sep 2010 | Dissolved | |
| Barkley Hydraulics Limited Director • Engineer | 1 Jul 1992←30 Years→31 Jul 2022 | Active | |
