| Company | Timeline | Status | |
| BHP Generation Limited Director • Office Manager | 28 Sep 2012←11 Years→20 Feb 2024 | Dissolved | |
| Whittaker Group Limited Director • Unreported | 26 Feb 2009←16 Years→Current | Active | |
| Whittaker Engineering (Stonehaven) Limited Director • Unreported | 15 May 1991←34 Years→Current | Active | |
