| Company | Timeline | Status | |
| Pta Services Limited Director • Structural Engineer | 5 Feb 2024←1 Year 8 Months→Current | Active | |
| Ptaconsult Limited Director • Director | 1 Sep 2021←4 Years→Current | Active | |
| Powell Tolner & Associates Limited Director • Structural Engineer | 1 Apr 2016←9 Years→Current | Active | |
| Pta Holdings Limited Director • Director | 8 Dec 2015←9 Years→4 Mar 2025 | Dissolved | |
