| Company | Timeline | Status | |
| Engineering Industries Association Director • Director | 5 Dec 1996←1 Year 12 Months→2 Dec 1998 | Dissolved | |
| DBM Therma-Line Limited Director • Company Director | 28 Feb 1992←33 Years→Current | Active | |
D.B.M. Electraline Heat Exchangers Ltd Director • Company Director | 17 Jan 1992←28 Years→18 Feb 2020 | Dissolved | |
