| Company | Timeline | Status | |
| Grenfell And Sons Limited Director • Heating Engineer | 4 Feb 1991←1 Year→4 Feb 1992 | Active | |
| C.W. Ingham & Son Limited Director • Heating Engineer | 31 Dec 1990←34 Years→Current | Active | |
| Grenfell And Sons Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
