| Company | Timeline | Status | |
| Spitalfields Farm Association Limited Director • Landscape Architect | 3 Nov 2024←1 Year 1 Month→Current | Active | |
| Spacehub Design Limited Director • Landscape Architect | 12 Oct 2010←15 Years→Current | Active | |
Derek Lovejoy London Limited Director • Landscape Architect | 1 Sep 2007←6 Months→10 Mar 2008 | Dissolved | |
