| Company | Timeline | Status | |
| Grissan Coreside Limited Director • Commercial Director | 2 Mar 2018←7 Years→Current | Active | |
| Beyside Limited Director • Director | 26 Jan 2017←8 Years→Current | Active | |
| Glow Fuels Limited Director • Director | 26 Jan 2017←8 Years→Current | Active | |
| Grissan Carnside Ltd Director • Director | 1 Apr 2016←9 Years→Current | Active | |
| Tamside Limited Director • Director | 25 Aug 2015←10 Years→Current | Active | |
| Grissan Portside Limited Director • Director | 25 Aug 2015←10 Years→Current | Active | |
| Grissan Engineering & Technical Services Limited Director • Company Director | 1 Oct 2013←12 Years→Current | Active | |
Grissan Technical Services Limited Director • Company Director | 1 Oct 2013←10 Months→5 Aug 2014 | Dissolved | |
| Grissan Riverside Limited Director • Company Director | 30 Apr 2013←12 Years→Current | Active | |
| Grissan Carrick Limited Director • Company Director | 30 Apr 2013←12 Years→Current | Active | |
