| Company | Timeline | Status | |
| Brennan Groundworks Limited Director • Director | 21 Mar 2023←2 Years 7 Months→Current | Active | |
| BKS Camping Ltd Director • Director | 5 Oct 2021←4 Years→Current | Active | |
| BKS Group Ltd Director • Director | 17 Jun 2021←4 Years→Current | Active | |
| Excellence11 Limited Director • Construction Director | 29 Mar 2021←2 Years 3 Months→18 Jul 2023 | Dissolved | |
| Excellence 101 Limited Director • Construction Director | 25 Mar 2021←1 Year 3 Months→5 Jul 2022 | Dissolved | |
| E. & M. Brennan Limited Director • Director | 17 Sep 2018←7 Years→Current | Active | |
| E & M Brennan Holdings Limited Director • Unreported | 28 Aug 2018←7 Years→Current | Active | |
| Emerald Group (NW) Ltd Director • Manager | 6 Feb 2018←7 Years→Current | Active | |
| Smart Concrete Ltd Director • Director | 24 Jan 2018←7 Years→Current | Active | |
