| Company | Timeline | Status | |
| Stuchar Limited Director • Director | 15 Mar 2023←2 Years 7 Months→Current | Active | |
| Bcal Holdings Limited Director • Chartered Structural Engineer | 16 Dec 2019←1 Year 3 Months→16 Mar 2021 | Dissolved | |
| Brian Cole Associates Limited Director • Chartered Structural Engineer | 16 Dec 2019←5 Years→Current | Active | |
| Orient House Holdings Limited Director • Civil And Structural Engineer | 25 Sep 2019←6 Years→Current | Active | |
