| Company | Timeline | Status | |
| Overstone Management Limited Director • Director  | 10 Jun 2010←15 Years→Current  | Active  | |
| Mullbuild Limited Director • Builder  | 3 Mar 2006←17 Years→25 May 2023  | Active  | |
| Mullbuild Limited Secretary • Unreported  | 3 Mar 2006←3 Years→2 Oct 2009  | Active  | |
J&M Mullarkey Property Limited Director • Contractor  | 21 Feb 2005←12 Years→12 Dec 2017  | Dissolved  | |
J&M Mullarkey Property Limited Secretary • Contractor  | 21 Feb 2005←4 Years→7 Dec 2009  | Dissolved  | |
| Overstone Building Services Limited Secretary • Unreported  | 10 Apr 2003←6 Years→7 Dec 2009  | Dissolved  | |
| Overstone Building Services Limited Director • Builder  | 27 Mar 2003←21 Years→26 Nov 2024  | Dissolved  | |
