| Company | Timeline | Status | |
| JCR Planning & Design Ltd Director • Planning Consultant | 8 Sep 2025←1 Month→Current | Active | |
| Nexus Total Build Ltd Director • Company Director | 1 Jan 2019←1 Day→1 Jan 2019 | Dissolved | |
| Cathan Developments Limited Director • Chartered Town Planner | 11 May 2015←5 Years→1 Dec 2020 | Dissolved | |
| JCR Planning Limited Director • Chartered Town Planner | 16 May 2014←11 Years→Current | Active | |
| Treharne-Jones Associates Limited Director • Unreported | 18 Jul 2006←19 Years→Current | Active | |
