| Company | Timeline | Status | |
| Quantum Conductors Ltd Director • Unreported | 5 Jun 2019←6 Years→Current | Active | |
| Chord Holdings Limited Director • Unreported | 25 Nov 1996←28 Years→Current | Active | |
| Chord Electronics Limited Secretary • Unreported | 7 May 1991←5 Years→1 Feb 1997 | Active | |
| Chord Electronics Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
