| Company | Timeline | Status | |
| Northern Steeplejacks (Edinburgh) Limited Secretary • Director | 1 Nov 2005←2 Years 10 Months→19 Sep 2008 | Active | |
| Northern Steeplejacks (Edinburgh) Limited Secretary • Company Director | 31 Dec 1993←6 Years→1 Apr 2000 | Active | |
| Northern Insulation Limited Director • Director | 2 Nov 1990←9 Years→10 Oct 2000 | Dissolved | |
| Northern Steeplejacks (Edinburgh) Limited Director • Company Director | 31 Dec 1988←22 Years→6 Dec 2011 | Active | |
