| Company | Timeline | Status | |
| Grantham Electrical Engineering Company Limited Director • Chairman | 15 Jul 1993←21 Years→6 Jul 2015 | Active | |
| Grantham Engineering Ltd Director • Company Chairman | 28 Mar 1992←23 Years→6 Jul 2015 | Active | |
| Mogensen Sizers Limited Director • Chairman | 28 Mar 1991←24 Years→6 Jul 2015 | Active | |
| Mill Hill Developments Limited Director • Chairman | 28 Mar 1991←24 Years→6 Jul 2015 | Active | |
