| Company | Timeline | Status | |
| J A Kemp LLP Non-designated LLP Member • Unreported | 30 Sep 2019←6 Years→Current | Active | |
| Downing Intellectual Property LLP Designated LLP Member • Unreported | 26 Jan 2011←11 Months→17 Jan 2012 | Dissolved | |
| Fry Heath & Spence LLP Non-designated LLP Member • Unreported | 1 Sep 2008←3 Years→30 Apr 2012 | Active | |
