| Company | Timeline | Status | |
| Birch Property Rentals Ltd Director • Director | 28 Jun 2011←14 Years→Current | Active | |
| Gallagher Construction (Northern) Limited Director • Supervisor | 11 Jul 2000←25 Years→Current | Liquidation | |
| G C N Developments Limited Secretary • Supervisor | 5 Nov 1997←28 Years→Current | Active | |
| G C N Plant Limited Secretary • Supervisor | 5 Nov 1997←27 Years→26 May 2025 | Dissolved | |
| G C N Developments Limited Director • Unreported | 20 Nov 1996←28 Years→Current | Active | |
| G C N Plant Limited Director • Supervisor | 20 Nov 1996←28 Years→26 May 2025 | Dissolved | |
| Gallagher Construction (Northern) Limited Director • Supervisor | 5 Nov 1993←2 Years 1 Month→8 Dec 1995 | Liquidation | |
