| Company | Timeline | Status | |
| Ironspray Holdings Limited Director • Engineer | 7 Mar 2016←9 Years→Current | Active | |
| Ironspray Limited Director • Engineer | 31 Dec 1991←34 Years→Current | Active | |
| Electrospark Limited Director • Engineer | 31 Dec 1991←34 Years→Current | Active | |
| Ironspray Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
