| Company | Timeline | Status | |
| Crompton Management Limited Secretary • Director | 25 May 2009←10 Years→24 May 2019 | Active | |
| Crompton Management Limited Director • Consultant | 30 Nov 1998←20 Years→24 May 2019 | Active | |
| N.T.Frost Limited Director • Production | 10 Mar 1997←1 Year 6 Months→30 Sep 1998 | Active | |
