| Company | Timeline | Status | |
| Campbell Scientific Limited Director • Managing Director | 17 Sep 2012←13 Years→Current | Active | |
| Campbell Scientific Limited Director • Managing Director | 17 Sep 2012←13 Years→3 Oct 2025 | Active | |
Serck Control And Safety Limited Director • General Manager | 23 Apr 2010←2 Years 4 Months→31 Aug 2012 | Dissolved | |
| Serck Controls Limited Director • General Manager | 23 Apr 2010←2 Years 4 Months→31 Aug 2012 | Active | |
