| Company | Timeline | Status | |
| Portland Grain Limited Director • Director | 17 Jun 2025←4 Months→Current | Active | |
| Portland Fuel Holdings Limited Director • Director | 15 Dec 2023←1 Year 10 Months→Current | Active | |
| Portland Fuel Trading Limited Director • Company Director | 31 Mar 2021←4 Years→Current | Active | |
| Noxdown Limited Director • Company Director | 1 Feb 2021←4 Years→Current | Active | |
| Portland Green Limited Director • Managing Director | 22 Nov 2019←5 Years→Current | Active | |
| Portland Energy Limited Director • Managing Director | 14 Nov 2019←5 Years→Current | Active | |
| Portland Cso Trading Limited Director • Director | 25 May 2012←13 Years→Current | Active | |
| Flare (1980) Limited Director • Company Director | 25 Jun 2010←15 Years→Current | Active | |
| Industrial Blending Limited Director • Director | 28 Sep 2009←16 Years→Current | Active | |
| Industrial Blending Limited Secretary • Unreported | 28 Sep 2009←16 Years→Current | Active | |
