| Company | Timeline | Status | |
| Trimline Holdings Limited Director • Director | 3 Oct 2025←2 Months→Current | Active | |
| Lagmar Properties Limited Director • Company Director | 5 Aug 2025←4 Months→Current | Active | |
| Lagan Services Limited Director • Director | 1 Jan 2025←11 Months→Current | Active | |
| Lom Materials Limited Director • Director | 9 Dec 2024←12 Months→Current | Active | |
| Lagan Energy Trading Limited Director • Director | 19 Nov 2024←1 Year→Current | Active | |
| Lagan Developments (Holdings) Limited Director • Director | 13 Dec 2023←1 Year 12 Months→Current | Active | |
| Lagan Aviation & Infrastructure Group Holdings Limited Director • Director | 24 Apr 2023←2 Years 7 Months→Current | Active | |
| H&J Martin Construction Group Limited Director • Director | 3 Mar 2022←3 Years→Current | Active | |
| H&J Martin Group Limited Director • Director | 3 Mar 2022←3 Years→Current | Active | |
| Lagan Specialist Infrastructure Group Limited Director • Director | 8 Feb 2022←3 Years→Current | Active | |
