| Company | Timeline | Status | |
| Kerr Care Ltd Director • Unreported | 6 Oct 2014←11 Years→Current | Active | |
| Union Street Investments Ltd Director • Unreported | 16 Jan 2009←16 Years→Current | Active | |
| Balfield Properties Ltd Director • Unreported | 16 Nov 2007←18 Years→Current | Active | |
| Blackscroft Property Co. Limited Director • Unreported | 12 May 2004←21 Years→Current | Active | |
| Union Street Developments Ltd Director • Unreported | 10 Feb 1999←26 Years→Current | Active | |
| Union Street Properties Ltd Director • Unreported | 15 Jul 1998←27 Years→Current | Active | |
| John Kerr & Son (Dairymen) Limited Director • Unreported | 1 Sep 1992←33 Years→Current | Active | |
