| Company | Timeline | Status | |
| Anthony Gallo Acoustics Ltd Director • Financial Director | 21 Jun 2016←4 Years→4 Dec 2020 | Active | |
| NWX Ltd Director • Financial Director | 1 Feb 2007←13 Years→4 Dec 2020 | Active | |
| Revo Technologies Ltd Director • Financial Director | 1 Aug 2006←14 Years→4 Dec 2020 | Dissolved | |
| Revo Technologies Ltd Secretary • Financial Director | 30 Jun 2006←14 Years→4 Dec 2020 | Dissolved | |
| NWX Ltd Secretary • Financial Controller | 1 May 2006←14 Years→4 Dec 2020 | Active | |
| William Ramsay Engineers Limited Director • Company Director | 25 Jul 2002←21 Years→24 Oct 2023 | Dissolved | |
| William Ramsay Engineers Limited Secretary • Company Director | 25 Jul 2002←21 Years→24 Oct 2023 | Dissolved | |
