| Company | Timeline | Status | |
| Copia Yorkshire Ltd Director • Secretary And Technician | 6 Sep 2006←3 Years→1 Oct 2009 | Active | |
| Copia Yorkshire Ltd Secretary • Unreported | 2 Sep 2003←22 Years→Current | Active | |
| Field Archaeology Specialists Limited Director • Archaeologist | 21 Jan 2003←2 Years 7 Months→2 Sep 2005 | Active | |
