| Company | Timeline | Status | |
| Tyer And Company Limited Director • Director | 15 Feb 2022←3 Years→Current | Active | |
| Timesegment Limited Director • Retail Salesperson | 16 Oct 2001←24 Years→Current | Active | |
| Heritage Railway Association Director • Telecom Engineer | 1 Apr 1996←12 Years→3 Jan 2009 | Active | |
| Heritage Rail Charitable Trust Director • Broadcast Engineer | 28 Jan 1995←4 Years→22 Jan 2000 | Active | |
Swindon Historic Castings Limited Director • Consultant Telecommunications | 10 Mar 1992←19 Years→31 Mar 2011 | Dissolved | |
| Cholsey & Wallingford Railway Preservation Society Director • Engineering Consultant | 17 May 1991←15 Years→1 Jan 2007 | Active | |
