| Company | Timeline | Status | |
| Powell Associates (Environmental Consultants) Limited Director • Environmental Consultant | 27 Feb 2006←19 Years→3 Jun 2025 | Dissolved | |
| Powell Associates Limited Director • Director | 16 Feb 2006←19 Years→Current | Active | |
| Terragen Environmental Consultants Limited Director • Director | 16 Feb 2006←19 Years→Current | Active | |
