| Company | Timeline | Status | |
| Damm Environmental Holdings Limited Director • Managing Director | 26 May 2015←10 Years→Current | Active | |
| Damm Builders Limited Director • Company Director | 9 Sep 2009←16 Years→Current | Active | |
| Damm Environmental Limited Director • Company Director | 1 Jun 2005←20 Years→Current | Active | |
| N.A.D.C. (Scotland) Ltd Director • Company Director | 2 Aug 2004←21 Years→Current | Active | |
| Ultraflow Drainage Ltd Director • Sales Director | 1 May 2000←4 Years→30 Jul 2004 | Active | |
