| Company | Timeline | Status | |
| Icaew Legal Services Compensation Scheme Limited Director • Director | 16 Nov 2018←3 Years→6 Jul 2022 | Active | |
| Consumers' Association Director • Chartered Engineer | 31 Jan 2017←5 Years→3 Dec 2022 | Active | |
| Consumers' Association Director • Chartered Engineer | 1 Feb 2011←2 Years 11 Months→20 Jan 2014 | Active | |
| Research Institute For Disabled Consumers Director • Engineer | 8 Oct 2008←13 Years→28 Sep 2022 | Active | |
| Trustmark (2005) Limited Director • Engineer | 1 Jul 2008←4 Years→28 Feb 2013 | Active | |
| Normans Freehold Limited Director • Unreported | 6 Jun 2005←20 Years→Current | Active | |
| Which? Limited Director • Chartered Engineer | 2 Dec 1992←14 Years→30 Jan 2007 | Active | |
| Automated Material Handling Systems Association Limited Director • Engineer | 24 Mar 1992←8 Years→9 Mar 2001 | Active | |
TTB 100 Limited Director • Director | 31 Jan 1992←1 Year 10 Months→8 Dec 1993 | Dissolved | |
| Consumers' Association Director • Chartered Engineer | 30 Dec 1991←18 Years→2 Feb 2010 | Active | |
