| Company | Timeline | Status | |
D & C Collinson ( Durham ) Limited Director • Director | 12 Aug 2011←5 Years→3 Jan 2017 | Dissolved | |
| D & C Collinson Limited Secretary • Unreported | 17 Apr 2007←18 Years→Current | Active | |
| D & C Collinson Limited Director • Retired | 17 Apr 2007←18 Years→Current | Active | |
