| Company | Timeline | Status | |
| E S I Investments Ltd Director • Director | 2 Sep 2015←4 Years→21 Jan 2020 | Dissolved | |
| Esi Carbon Trading Ltd Director • Director | 30 Dec 2013←9 Years→27 Jun 2023 | Dissolved | |
| Esi Carbon Management Ltd Director • Director | 30 Dec 2013←11 Years→Current | Active | |
| Esi Cover Limited Director • Company Director | 6 Apr 2013←6 Years→21 Jan 2020 | Dissolved | |
| Esi Green Deal Ltd Director • Director | 26 Feb 2013←6 Years→21 Jan 2020 | Dissolved | |
| Esi (Solar) Ltd Director • Director | 3 Apr 2012←5 Years→19 Dec 2017 | Dissolved | |
| Esi (Cavity) Ltd Director • Director | 3 Apr 2012←13 Years→Current | Liquidation | |
| E S I (Scotland) Ltd Director • Director | 15 Apr 2010←15 Years→Current | Liquidation | |
