| Company | Timeline | Status | |
| PBW Holding Limited Director • Director | 17 Sep 2025←1 Month→Current | Active | |
| Rowntree Consulting Ltd Director • Consulting Structural Engineer | 24 Apr 2015←10 Years→Current | Active | |
Rowntree Associates LLP Designated LLP Member • Unreported | 28 Mar 2012←4 Years→26 Jul 2016 | Dissolved | |
Rowntree Partnership Limited Director • Director | 1 Aug 2010←8 Years→16 Apr 2019 | Dissolved | |
