| Company | Timeline | Status | |
| Mallusk Quarries Limited Director • Unreported | 28 May 2011←14 Years→Current | Active | |
| James Boyd & Sons (Carnmoney) Limited Director • Farmer | 4 Oct 2001←24 Years→Current | Active | |
| James Boyd & Sons (Carnmoney) Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
