| Company | Timeline | Status | |
| Pmckernan Limited Director • Chartered Surveyor | 16 Dec 2016←4 Years→23 Nov 2021 | Dissolved | |
| Centra Consult Contract Services Limited Director • Engineer | 16 Jan 2014←2 Years 11 Months→31 Dec 2016 | Dissolved | |
| Centra Consult LLP Designated LLP Member • Unreported | 21 Jan 2008←8 Years→31 Dec 2016 | Active | |
