| Company | Timeline | Status | |
Hillcrest Grammar School (Bramhall)Educational Trust Limited Director • Chartered Surveyor | 17 Sep 2001←8 Years→2 Oct 2009 | Dissolved | |
| Coulson Estates Limited Secretary • Chartered Surveyor | 3 Aug 2001←24 Years→Current | Active | |
| John Coulson (Builders) Limited Director • Surveyor | 24 Jul 1991←25 Years→19 Sep 2016 | Active | |
| Coulson Property Services Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
| Coulson Estates Limited Director • Unreported | 1 Jan 1970←55 Years→Current | Active | |
