| Company | Timeline | Status | |
| KPMG Holding LLP Non-designated LLP Member • Unreported | 1 Sep 2025←3 Months→Current | Active | |
| KPMG LLP Non-designated LLP Member • Unreported | 1 Sep 2025←3 Months→Current | Active | |
| Ernst & Young Europe LLP Non-designated LLP Member • Unreported | 3 May 2021←3 Years→30 Jan 2025 | Active | |
| Ernst & Young LLP Non-designated LLP Member • Unreported | 1 May 2021←3 Years→30 Jan 2025 | Active | |
| Philanthropy Impact Director • Director | 5 Jun 2019←9 Months→17 Mar 2020 | Active | |
| NPT Transatlantic Limited Director • Tax Accountant | 28 Sep 2017←8 Years→Current | Active | |
| Frank Hirth Limited Director • Director | 1 Jan 2016←8 Years→25 Apr 2024 | Active | |
