| Company | Timeline | Status | |
| John McNicol & Co. (Electrical Engineers) Limited Director • Director | 28 Nov 2006←7 Years→6 Feb 2014 | Active | |
| John McNicol & Co. (Electrical Engineers) Limited Director • Contracts Manager | 13 Oct 2005←5 Months→16 Mar 2006 | Active | |
| John McNicol & Co. (1938) Limited Director • Contracts Manager | 19 Oct 1989←16 Years→16 Mar 2006 | Active | |
