| Company | Timeline | Status | |
| The Harkness Fellows Association And Transatlantic Trust Director • Unreported | 12 May 2024←1 Year 6 Months→Current | Active | |
| Environmental Services Association Limited Director • Director | 1 Apr 2013←8 Months→29 Nov 2013 | Active | |
| Viridor Limited Director • Chief Executive Viridor Waste | 10 Feb 2006←8 Years→30 Nov 2014 | Active | |
| Viridor Contracting Limited Director • Chief Executive Viridor Ltd | 24 Mar 1999←2 Years 11 Months→1 Mar 2002 | Dissolved | |
| Premier Decorative Products Limited Director • Company Director | 22 Sep 1998←10 Months→10 Aug 1999 | Active | |
| Viridor Waste 2 Limited Director • Chief Executive Viridor Waste | 10 Jun 1998←9 Years→15 Nov 2007 | Dissolved | |
| Ele Datasystems Director • Chief Executive Viridor Limite | 1 Mar 1998←4 Years→1 Mar 2002 | Dissolved | |
| Pennon Power Limited Director • Chief Executive Viridor Limite | 1 Mar 1998←4 Years→1 Mar 2002 | Active | |
| Peninsula Director • Chief Executive Viridor Limite | 1 Mar 1998←4 Years→1 Mar 2002 | Dissolved | |
| Haul Waste Limited Director • Chief Executive Viridor Limite | 1 Mar 1998←4 Years→1 Mar 2002 | Dissolved | |
