| Company | Timeline | Status | |
| Screening Trees Limited Director • Director | 18 Jul 2005←19 Years→15 Apr 2025 | Dissolved | |
| Ruskins Trees & Soil Biology Ltd Director • Unreported | 15 Oct 2003←22 Years→Current | Active | |
| Ruskins Tree Surgery Limited Director • Tree Surgeon | 20 May 1993←10 Years→1 Dec 2003 | Active | |
| Ruskins Tree Surgery Limited Secretary • Tree Surgeon | 20 May 1993←5 Years→1 Jan 1999 | Active | |
