| Company | Timeline | Status | |
| Warren Heath Recycling LLP Designated LLP Member • Unreported | 25 Jul 2007←18 Years→Current | Active | |
| Waste Management Research Limited Director • Consultant | 20 Aug 1996←8 Years→28 Feb 2005 | Dissolved | |
| Waste Management Research Limited Secretary • Consultant | 20 Aug 1996←8 Years→28 Feb 2005 | Dissolved | |
