| Company | Timeline | Status | |
| The Heat Pump Store Limited Director • Director | 21 Jun 2011←14 Years→12 Aug 2025 | Dissolved | |
| Earth Heat And Water Limited Director • Director | 21 Jun 2011←14 Years→19 Aug 2025 | Dissolved | |
| Geotechnical Limited Director • Company Director | 11 Jun 2004←21 Years→Current | Active | |
