| Company | Timeline | Status | |
| Climaveneta Powermaster Limited Director • None | 31 Jan 2014←3 Years→26 May 2017 | Dissolved | |
| Powermaster Products Limited Director • None | 31 Jan 2014←3 Years→26 May 2017 | Dissolved | |
| Climaveneta UK Limited Director • Director | 31 Jan 2014←3 Years→26 May 2017 | Dissolved | |
| Powermaster Service Limited Director • Technical Director | 1 Nov 1994←22 Years→26 May 2017 | Dissolved | |
| Arthur Stewart Contract Services Limited Director • Maintenance Engineer | 25 May 1989←36 Years→Current | Active | |
