| Company | Timeline | Status | |
| Toton Battery Storage Ltd Director • Management Consultant | 17 Feb 2022←3 Years→Current | Active | |
| Able Body Company Ltd Director • Management Consultant | 7 Apr 2021←4 Years→Current | Active | |
| Subdivisions MK Ltd Director • Management Consultant | 19 Dec 2020←4 Years→Current | Active | |
| Sustainability First Director • Company Director | 12 Sep 2017←3 Years→23 Sep 2020 | Active | |
| Tonik Energy Limited Director • Commercial Director | 26 May 2017←7 Years→10 Mar 2025 | Dissolved | |
| Retig Ltd Director • Company Director | 26 May 2017←7 Years→2 Mar 2025 | Dissolved | |
| Locus Energy Ltd Director • Company Director | 26 May 2017←7 Years→18 Mar 2025 | Dissolved | |
| Don Leiper Consulting Limited Director • Management Consultant | 21 Dec 2016←8 Years→22 Oct 2025 | Dissolved | |
| E.On Energy Solutions Limited Director • Director New Business | 16 May 2013←3 Years→10 Nov 2016 | Active | |
| E.On UK Green Funding Solutions Limited Director • Ees New Business Director | 7 Jan 2013←3 Years→28 Jan 2016 | Active | |
