| Company | Timeline | Status | |
| South East Centre For The Built Environment Limited Director • Architect | 12 Jul 2017←3 Years→14 Jul 2020 | Active | |
| Bim (Building Information Modelling) Limited Director • Unreported | 15 Feb 2011←14 Years→Current | Active | |
| David Miller Limited Director • Unreported | 7 Mar 2000←25 Years→Current | Active | |
