| Company | Timeline | Status | |
| Polarised Light Ltd Director • Retired | 27 Nov 2018←1 Month→31 Dec 2018 | Active | |
| Polarised Light Ltd Director • Retired | 9 Aug 2018←3 Months→27 Nov 2018 | Active | |
Scottish Development Finance Limited Director • Finance Director | 1 Aug 1994←4 Years→15 Jan 1999 | Dissolved | |
| British Energy Generation (UK) Limited Director • Civil Servant | 1 Apr 1989←12 Months→30 Mar 1990 | Dissolved | |
| Scottish Power UK Plc Director • Civil Servant | 1 Apr 1989←12 Months→30 Mar 1990 | Active | |
| Sse Plc Director • Civil Servant | 1 Apr 1989←12 Months→30 Mar 1990 | Active | |
