| Company | Timeline | Status | |
| Heating Service Solutions Limited Director • Company Secretary | 2 Nov 2010←15 Years→Current | Active | |
Evergreen Ecosystems Limited Director • Director | 12 Mar 2008←5 Years→18 Oct 2013 | Dissolved | |
Evergreen Ecosystems Limited Secretary • Unreported | 12 Mar 2008←5 Years→18 Oct 2013 | Dissolved | |
Vortech UK Limited Secretary • Unreported | 9 Nov 2006←7 Years→15 Apr 2014 | Dissolved | |
| Solvair Limited Secretary • Unreported | 1 Jun 2003←10 Years→18 Oct 2013 | Active | |
| Quickduct Limited Director • Company Secretary | 2 Nov 1993←30 Years→26 Oct 2023 | Active | |
| Quickduct Limited Secretary • Csec | 2 Nov 1993←30 Years→26 Oct 2023 | Active | |
Air Fabrications Limited Secretary • Unreported | 3 Jul 1992←24 Years→29 Nov 2016 | Dissolved | |
| Dustolex Limited Director • Company Secretary | 19 Jun 1992←30 Years→13 Feb 2023 | Active | |
| Dustolex Limited Secretary • Unreported | 19 Jun 1992←30 Years→13 Feb 2023 | Active | |
