| Company | Timeline | Status | |
| Castle Close Ltd Director • Architect | 5 Mar 2020←5 Years→Current | Active | |
| Blackwood Architects Limited Director • Architect | 9 Oct 2006←19 Years→Current | Active | |
| Blackwood Architects Limited Secretary • Architect | 9 Oct 2006←19 Years→Current | Active | |
| Professional Television Services (PTS) Limited Director • Architect | 8 Jun 1998←23 Years→1 Mar 2022 | Dissolved | |
| Professional Television Services (PTS) Limited Secretary • Architect | 8 Jun 1998←23 Years→17 Mar 2022 | Dissolved | |
