| Company | Timeline | Status | |
| Barrier Industrial Services Limited Director • Finance Director | 22 Apr 2024←1 Year 8 Months→Current | Active | |
| TS Niald Limited Director • Director | 26 Apr 2023←2 Years 8 Months→Current | Active | |
| Alderson Family Investco Limited Director • Director | 24 Apr 2023←2 Years 8 Months→Current | Active | |
| Core Industrial Services Limited Director • Unreported | 1 Apr 2023←2 Years 9 Months→Current | Active | |
| Barrier Hvac Limited Director • Accountant | 23 Mar 2023←2 Years 9 Months→Current | Active | |
| Barrier Fabrication Limited Director • Accountant | 15 Mar 2023←2 Years 10 Months→Current | Active | |
| Barrier Architectural Services Limited Director • Accountant | 7 Sep 2021←4 Years→Current | Active | |
| Barrier Group Limited Director • Accountant | 1 Dec 2020←5 Years→Current | Active | |
| Barrier Fire Protection Limited Director • Unreported | 1 Dec 2020←5 Years→Current | Active | |
| Barrier Limited Director • Accountant | 1 Dec 2020←5 Years→Current | Active | |
