| Company | Timeline | Status | |
| Birchgrove (Mill Hill) LLP Designated LLP Member • Unreported | 25 May 2023←2 Years 5 Months→Current | Active | |
| Birchgrove (Isleworth) LLP Designated LLP Member • Unreported | 4 May 2023←7 Months→5 Dec 2023 | Dissolved | |
| Birchgrove (St Albans) LLP Designated LLP Member • Unreported | 19 Jul 2022←1 Year 3 Months→24 Oct 2023 | Dissolved | |
| Birchgrove (Chiswick) LLP Designated LLP Member • Unreported | 24 Jan 2022←3 Years→Current | Active | |
| Birchgrove (Leatherhead) LLP Designated LLP Member • Unreported | 6 Aug 2021←4 Years→Current | Active | |
