| Company | Timeline | Status | |
| Nabertherm Limited Director • Managing Director | 7 Jun 2000←1 Year 9 Months→1 Apr 2002 | Active | |
| BLWA Limited Director • Marketing Director | 22 Sep 1992←1 Month→29 Oct 1992 | Active | |
| Carbolite Gero Limited Director • Sales Marketing Director | 29 Sep 1991←7 Years→31 Mar 1999 | Active | |
Lenton Thermal Designs Limited Director • Marketing & Sales Director | 29 Sep 1991←2 Years 4 Months→17 Feb 1994 | Dissolved | |
