| Company | Timeline | Status | |
| Energyfund Limited Director • Director  | 24 Apr 2009←16 Years→Current  | Active  | |
| Water Forensics Limited Director • Director  | 24 Apr 2009←16 Years→Current  | Active  | |
| Advanced Demand Side Management Limited Director • Mechanical Engineer  | 19 Feb 1992←33 Years→Current  | Active  | |
