| Company | Timeline | Status | |
| Highland Environmental Solutions Limited Secretary • General Foreman | 22 Feb 2007←18 Years→Current | Active | |
| Highland Environmental Solutions Limited Director • Unreported | 17 Nov 2006←18 Years→Current | Active | |
Highland Waste Services Ltd Director • General Forman | 9 Oct 1995←15 Years→25 Jul 2011 | Dissolved | |
