| Company | Timeline | Status | |
| Landtrust England Director • Retired  | 7 Nov 2013←1 Year 6 Months→1 Jun 2015  | Dissolved  | |
| Scottish Waterways Trust Director • Retired  | 5 Oct 2012←1 Year 2 Months→4 Dec 2013  | Dissolved  | |
| The Waterways Trust Director • Retired Civil Servant  | 26 Jan 2012←1 Year 2 Months→31 Mar 2013  | Active  | |
| The Mariners Heritage Trading Co. Limited Director • Unreported  | 18 Jan 2008←8 Years→28 Oct 2016  | Dissolved  | |
| Calmac Ferries Limited Director • Director  | 12 May 2006←2 Months→31 Jul 2006  | Active  | |
| David Macbrayne HR (UK) Limited Director • Retired Civil Servant  | 19 Dec 2005←7 Months→31 Jul 2006  | Active  | |
| The Scottish Maritime Trust Director • Retired Civil Servant  | 22 Feb 2005←11 Years→28 Oct 2016  | Active  | |
| Northlink Orkney And Shetland Ferries Limited Director • Director  | 4 Dec 2000←8 Years→2 Mar 2009  | Liquidation  | |
| Northlink Ferries Limited Director • Retired Civil Servant  | 1 Aug 1999←9 Years→30 Apr 2009  | Active  | |
| David Macbrayne Limited Director • Retired Civil Servant  | 1 Aug 1999←7 Years→31 Jul 2006  | Active  | |
