| Company | Timeline | Status | |
| National Grid Telecoms Limited Director • Unreported | 7 Oct 2022←3 Years→Current | Active | |
| Kelston Properties 2 Limited Director • Unreported | 22 May 2020←5 Years→Current | Active | |
| National Grid Electricity Distribution Property Investments Limited Director • Unreported | 22 May 2020←5 Years→Current | Active | |
| Joint Radio Company Limited Director • Unreported | 6 Sep 2016←9 Years→Current | Active | |
| National Grid Helicopters Limited Director • Logistics Manager | 13 Mar 2015←10 Years→Current | Active | |
