| Company | Timeline | Status | |
| McCreath Simpson Limited Director • Unreported | 22 Mar 2013←12 Years→Current | Active | |
| John Guthrie Limited Director • Director | 12 Aug 2011←4 Years→29 Mar 2016 | Active | |
| Simpsons Malt Limited Director • Unreported | 9 Jan 2002←23 Years→Current | Active | |
| J.P. Simpson And Company (Alnwick) Limited Director • Director | 1 Jan 2001←7 Years→21 Jan 2008 | Active | |
