| Company | Timeline | Status | |
| Duggan Holdings Limited Director • Director | 25 Feb 2020←5 Years→Current | Active | |
| DCS Environmental Limited Director • Director | 14 Sep 2017←3 Years→16 Jun 2021 | Dissolved | |
| Duggan Crushing And Screening Limited Director • Scrap Dealer | 9 Mar 2009←12 Years→23 Jul 2021 | Dissolved | |
