| Company | Timeline | Status | |
| Robinson Brothers (Ryders Green) Limited Director • Finance Director | 22 Apr 2015←10 Years→Current | Active | |
| Endeavour Speciality Chemicals Limited Director • Unreported | 31 Mar 2008←17 Years→Current | Active | |
| Robinson Brothers (Ryders Green) Limited Secretary • Unreported | 11 Apr 2001←24 Years→Current | Active | |
| Robinson Employee Benefit Trust Limited Secretary • Unreported | 9 Jan 2001←24 Years→Current | Active | |
| Robinson Employee Share Trust Limited Secretary • Unreported | 9 Jan 2001←24 Years→Current | Active | |
| Robinson Brothers (Newcastle) Limited Director • Accountant | 29 Feb 2000←25 Years→Current | Active | |
| Robinson Brothers (Newcastle) Limited Secretary • Unreported | 29 Oct 1997←28 Years→Current | Active | |
| Robinson Brothers Limited Director • Accountant | 28 Oct 1997←28 Years→Current | Active | |
| Robinson Brothers Limited Secretary • Unreported | 3 Oct 1997←28 Years→Current | Active | |
Diffusion BMS Limited Director • Accountant | 7 Jun 1994←2 Years 1 Month→19 Jul 1996 | Dissolved | |
