| Company | Timeline | Status | |
Belfast Waste Services Limited Director • Director | 10 Dec 2008←10 Years→8 Jan 2019 | Dissolved | |
| David Johnston Environmental Services Limited Director • Co. Director | 19 Jan 2001←24 Years→Current | Active | |
| McCreath Taylor (Ni) Limited Director • Co. Director | 5 May 1999←26 Years→Current | Active | |
