| Company | Timeline | Status | |
| Rail Plant Services Limited Director • Director | 6 Oct 2016←4 Years→17 Mar 2021 | Active | |
Richardson Plant Servicing Limited Director • Managing Director | 29 Sep 2016←4 Years→10 Oct 2020 | Dissolved | |
| H E S (Contracts) Limited Secretary • Director | 30 Jul 2005←16 Years→19 Oct 2021 | Dissolved | |
| H E S (Contracts) Limited Director • Managing Director | 20 Dec 2000←20 Years→19 Oct 2021 | Dissolved | |
| Hydraulic & Engineering Services Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
