| Company | Timeline | Status | |
| Ampa Holdings LLP Non-designated LLP Member • Unreported | 1 May 2021←4 Years→Current | Active | |
| Shakespeare Martineau LLP Non-designated LLP Member • Unreported | 15 Jun 2015←5 Years→1 May 2021 | Active | |
| SGH Martineau LLP Non-designated LLP Member • Unreported | 1 Dec 2011←5 Years→21 Jun 2017 | Active | |
