| Company | Timeline | Status | |
| Northstone Concrete Limited Director • Director | 13 May 2013←3 Years→31 Mar 2017 | Dissolved | |
| Northstone Products Limited Director • Director | 13 May 2013←3 Years→31 Mar 2017 | Active | |
P. & J. McCann Limited Director • Director | 13 May 2013←3 Years→31 Mar 2017 | Dissolved | |
Farmers' Supply Company Limited -The Director • Director | 13 May 2013←3 Years→31 Mar 2017 | Dissolved | |
Northstone Surfacing Limited Director • Director | 13 May 2013←3 Years→31 Mar 2017 | Dissolved | |
Ulster Waste Limited Director • Director | 13 May 2013←3 Years→31 Mar 2017 | Dissolved | |
| Aggregates (Ulster) Limited Director • Director | 13 May 2013←3 Years→31 Mar 2017 | Dissolved | |
| North Down Brick Limited Director • Director | 13 May 2013←3 Years→31 Mar 2017 | Dissolved | |
| Northstone Concrete Supplies Limited Director • Director | 13 May 2013←3 Years→31 Mar 2017 | Dissolved | |
| Dunbrik (Ulster) Limited Director • Director | 13 May 2013←3 Years→31 Mar 2017 | Dissolved | |
