| Company | Timeline | Status | |
| Crab Robotham Architectural Bureau Ltd Director • Architect | 1 Sep 2017←8 Years→Current | Active | |
| Cook Robotham Architectural Bureau Limited Director • Company Director | 11 Jan 2006←19 Years→Current | Active | |
| Cook Robotham Architectural Bureau Limited Secretary • Unreported | 11 Jan 2006←19 Years→Current | Active | |
