| Company | Timeline | Status | |
Ross Exchangers Limited Secretary • Director/secretary | 1 Dec 2005←9 Years→31 Jul 2015 | Dissolved | |
Ross Offshore Limited Secretary • Director | 6 Nov 2001←13 Years→3 Jul 2015 | Dissolved | |
| Glacier Energy Services Limited Secretary • Unreported | 21 Aug 1998←14 Years→16 Aug 2013 | Active | |
| Ross Heat Exchangers Limited Director • Director | 31 Dec 1989←12 Years→24 May 2002 | Dissolved | |
| Ross Heat Exchangers Limited Secretary • Unreported | 31 Dec 1989←12 Years→24 May 2002 | Dissolved | |
