| Company | Timeline | Status | |
| British Gliding Association Limited Director • Director | 2 Mar 2013←6 Months→11 Sep 2013 | Active | |
Sharon Kerby Limited Director • Director | 6 Jul 2011←8 Years→26 Nov 2019 | Dissolved | |
| Tonic Public Relations Limited Director • Unreported | 21 Oct 2004←21 Years→Current | Active | |
