| Company | Timeline | Status | |
| Heat-On Fire Consultants Limited Director • Unreported | 26 Jan 2026←1 Day→Current | Active | |
| Greentech Heatshield UK Ltd Director • Fire Engineer | 27 Dec 2011←3 Years→18 Aug 2015 | Active | |
| Northern Fire Engineering Ltd Secretary • Unreported | 25 Apr 2007←1 Month→27 May 2007 | Dissolved | |
| Northern Fire Engineering Ltd Director • Unreported | 10 Jan 2006←20 Years→14 Jan 2026 | Dissolved | |
Abesco Limited Director • Technical Director | 30 Jan 1996←9 Years→14 Dec 2005 | Dissolved | |
