| Company | Timeline | Status | |
| The Boston Consulting Group UK LLP Non-designated LLP Member • Unreported | 11 May 2021←4 Years→Current | Active | |
| Ernst & Young Europe LLP Non-designated LLP Member • Unreported | 26 Jun 2014←6 Years→10 May 2021 | Active | |
| Ernst & Young LLP Non-designated LLP Member • Unreported | 2 Jun 2014←6 Years→10 May 2021 | Active | |
| Deloitte LLP Non-designated LLP Member • Unreported | 4 Apr 2011←2 Years 8 Months→30 Nov 2013 | Active | |
