| Company | Timeline | Status | |
| Pipetech Operations Limited Director • Finance Director | 26 Jun 2025←7 Months→Current | Active | |
| Denholm Pipetech Holdings Limited Director • Finance Director | 26 Jun 2025←7 Months→Current | Active | |
| Andidrain Limited Director • Chartered Accountant | 29 Jul 2022←3 Years→Current | Active | |
| Denholm Environmental Limited Director • Chartered Accountant | 22 Jul 2021←4 Years→Current | Active | |
