| Company | Timeline | Status | |
| Summit 5F Holdings Limited Director • Engineer | 2 Apr 2025←7 Months→Current | Active | |
| Kris Bourne Limited Director • Engineer | 1 Apr 2025←7 Months→Current | Active | |
| Summit Mechanical Services Limited Director • Engineer | 5 Mar 2023←2 Years 8 Months→Current | Active | |
