| Company | Timeline | Status | |
| Teesside High School Limited Director • Retired | 13 May 2010←9 Years→6 Jan 2020 | Active | |
| South Ridge Land Limited Director • Architect | 19 Jan 2010←11 Years→1 Sep 2021 | Active | |
| Cleveland Alzheimer's Residential Centre Limited Director • Architects | 26 Aug 2008←3 Years→3 Nov 2011 | Active | |
Lister Architects Limited Secretary • Unreported | 31 Dec 2001←1 Year 3 Months→1 Apr 2003 | Dissolved | |
Lister Architects Limited Director • Architect | 27 Dec 1991←17 Years→4 Sep 2009 | Dissolved | |
