| Company | Timeline | Status | |
| Sycamore Close (Long Newnton) Management Company Limited Director • Civil Engineer | 19 Mar 2017←8 Years→Current | Active | |
| Michael Norton Water Consultancy Limited Director • Unreported | 12 Dec 2014←10 Years→Current | Active | |
| Halcrow Water Services Limited Director • Company Director | 4 Jun 1997←2 Years 7 Months→27 Jan 2000 | Dissolved | |
| Sir William Halcrow & Partners Limited Director • Chartered Engineer | 1 Mar 1997←7 Years→6 Dec 2004 | Dissolved | |
