| Company | Timeline | Status | |
| Blue Bus (Consultants) Limited Director • Unreported | 27 Sep 2012←13 Years→Current | Active | |
| The Pipeline Industries Guild Limited Director • Civil Engineer | 8 Jun 2005←1 Year→20 Jun 2006 | Active | |
Alfred McAlpine Utility Services NW Limited Director • Civil Engineer | 26 Mar 2001←1 Year 7 Months→1 Nov 2002 | Active | |
| The United Kingdom Society For Trenchless Technology Director • Civil Engineer | 30 Sep 1998←3 Years→31 Oct 2001 | Active | |
