| Company | Timeline | Status | |
| Massey Coldbeck Engineering Ltd Secretary • Director | 14 Oct 2002←23 Years→Current | Active | |
| Massey Coldbeck Engineering Ltd Director • Director | 14 Oct 2002←23 Years→Current | Active | |
| Interpart Resources Ltd Director • Manager | 1 Aug 2001←24 Years→Current | Active | |
| Interpart Resources Ltd Secretary • Manager | 1 Aug 2001←24 Years→Current | Active | |
| Massey Coldbeck Limited Secretary • Unreported | 27 Nov 1991←33 Years→Current | Active | |
| Massey Coldbeck Limited Director • Engineer | 27 Nov 1991←33 Years→Current | Active | |
