| Company | Timeline | Status | |
| Pheasant Hill (Ballynahinch) Management Company Limited Director • Director | 31 Oct 2006←5 Years→23 Jul 2012 | Active | |
Drummond Brae Management Company Limited Director • Teacher | 15 Sep 2004←8 Months→20 May 2005 | Dissolved | |
| Ailsa Properties Ltd Director • Teacher | 7 Jul 2003←10 Years→5 Aug 2013 | Dissolved | |
| Hans Crosby & Son Limited Director • Education Advisory Officer | 30 Nov 1999←21 Years→24 Dec 2020 | Dissolved | |
| Dunsandel Services Limited Director • Teacher | 12 Aug 1988←37 Years→Current | Active | |
