| Company | Timeline | Status | |
| Churchill Controls Limited Director • Director | 29 Mar 1994←31 Years→Current | Active | |
| N.E.M. Company Automation Limited Director • Unreported | 21 Feb 1991←34 Years→Current | Active | |
| N.E.M. Co. Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
