| Company | Timeline | Status | |
| J.W.M. Roberts Building & Joinery Contractors Limited Director • Lecturer | 29 Sep 2006←9 Years→15 Sep 2016 | Active | |
| J.W.M. Roberts Building & Joinery Contractors Limited Secretary • Unreported | 24 Dec 2001←14 Years→15 Sep 2016 | Active | |
