| Company | Timeline | Status | |
| Ensus UK Limited Director • Director | 24 May 2006←5 Years→24 May 2011 | Active | |
| Cpi Innovation Services Limited Director • Retired | 8 Mar 2006←14 Years→15 Feb 2021 | Active | |
| Centre For Process Innovation Limited Director • Retired | 2 Jul 2004←16 Years→15 Feb 2021 | Active | |
| Durham Cathedral Schools Foundation Director • None | 23 Nov 2001←11 Years→1 May 2013 | Active | |
| Venator Materials UK Limited Director • Company Director | 10 Mar 1995←2 Years 8 Months→30 Nov 1997 | In Administration | |
| Venator Group Services Limited Director • Technical Director | 10 Feb 1995←2 Years 9 Months→30 Nov 1997 | Active | |
| Venator Group Director • Director | 7 Nov 1994←3 Years→30 Nov 1997 | Active | |
ABB Eutech Limited Director • Works Manager | 30 Jun 1994←6 Years→31 Jan 2001 | Dissolved | |
| Tees Valley Tomorrow Limited Director • Tesside Operations Manager | 13 Jun 1992←2 Years 1 Month→20 Jul 1994 | Active | |
