| Company | Timeline | Status | |
| C W Research Limited Director • Unreported | 1 Apr 2016←9 Years→Current | Active | |
| Environment Analyst Limited Director • Researcher | 1 Dec 2010←14 Years→Current | Active | |
| Environment Analyst Limited Director • Unreported | 1 Dec 2010←14 Years→30 Sep 2025 | Active | |
