| Company | Timeline | Status | |
| CL Engineering & Project Management Limited Director • Company Director | 24 Mar 2025←7 Months→Current | Active | |
| Killian Engineering Ltd Director • Director | 16 Mar 2023←2 Years 7 Months→Current | Active | |
| Killian Engineering Ltd Director • Director | 16 Mar 2023←1 Year 10 Months→19 Jan 2025 | Active | |
| Killian Construction Ltd Director • Director | 1 Aug 2022←3 Years→Current | Active | |
| Killian Construction Ltd Director • Director | 1 Aug 2022←1 Year 10 Months→31 May 2024 | Active | |
| ALL Things Bim Ltd Director • Structural Engineer / Project Manag | 6 Dec 2021←5 Months→30 May 2022 | Dissolved | |
