| Company | Timeline | Status | |
| International Energy Products Limited Director • Director | 29 Apr 2019←2 Years 6 Months→9 Nov 2021 | Active | |
| Chesterfield Engineering Group Limited Director • Director | 23 Oct 2018←7 Years→Current | Active | |
| Altida Limited Director • Director | 16 Dec 2014←10 Years→Current | Active | |
| Chesterfield Profiles Ltd Director • Engineer | 7 Apr 2006←18 Years→19 Nov 2024 | Dissolved | |
| Ceg (Chesterfield) Ltd Director • Engineer | 26 Mar 2003←22 Years→Current | Active | |
| Chesterfield Fabrication Company Limited Director • Electrical Engineer | 7 Dec 2001←23 Years→Current | Active | |
| Chesterfield Electric Motors Limited Director • Electrical Engineer | 22 Nov 2001←23 Years→Current | Active | |
