| Company | Timeline | Status | |
| Sheffield Industrial Museums Trust Limited Director • Architect | 11 Nov 1998←6 Years→1 Jul 2005 | Dissolved | |
| Sheffield Galleries & Museums Trust Director • Architect | 22 Jun 1998←4 Years→21 Oct 2002 | Dissolved | |
| Eyam Museum Limited Director • Architect | 7 Jul 1991←27 Years→12 Apr 2019 | Active | |
