| Company | Timeline | Status | |
| Spex Corporate Holdings Limited Director • Director | 21 Dec 2016←8 Years→15 Jul 2025 | Active | |
| Spex Oil And Gas Limited Director • Director | 21 Dec 2016←8 Years→15 Jul 2025 | Active | |
| Spex Oilfield Limited Director • Director | 21 Dec 2016←8 Years→15 Jul 2025 | Active | |
| Caldertower Limited Director • Director | 26 Jul 2012←8 Years→8 Jun 2021 | Dissolved | |
