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