| Company | Timeline | Status | |
| James A Marshall Holdings Limited Director • Director | 25 Jun 2025←5 Months→Current | Active | |
| Pump Action Holdings Limited Director • Director | 8 Sep 2023←2 Years 3 Months→Current | Active | |
| Pump Action Limited Director • Director | 8 Sep 2023←2 Years 3 Months→Current | Active | |
| Drumbeg Farms Limited Director • Director | 4 May 2023←2 Years 7 Months→Current | Active | |
| JWF Group Holdings Limited Director • Director | 10 Mar 2023←2 Years 9 Months→Current | Active | |
| JWF (Group) Limited Director • Director | 10 Mar 2023←2 Years 9 Months→Current | Active | |
| Hardie Polymers Holdings Limited Director • Director | 25 Nov 2021←4 Years→Current | Active | |
| Hardie Polymers Limited Director • Director | 25 Nov 2021←4 Years→Current | Active | |
| J. & G. Hardie & Co. Limited Director • Director | 25 Nov 2021←4 Years→Current | Active | |
| Merkland Tank Holdings Limited Director • Director | 2 Oct 2017←8 Years→Current | Active | |
