| Company | Timeline | Status | |
| Archaeology Scotland Director • Local Goverment Officer | 28 Feb 2004←5 Years→10 Oct 2009 | Active | |
| Scottish Urban Archaeological Trust Limited Director • Archaeologist | 22 Dec 1989←18 Years→11 Dec 2008 | Active | |
| Scottish Urban Archaeological Trust Limited Director • Unreported | 1 Jan 1970←38 Years→11 Dec 2008 | Active | |
