| Company | Timeline | Status | |
| Pipetech Operations Limited Director • Director | 26 Jun 2025←5 Months→Current | Active | |
| Denholm Pipetech Holdings Limited Director • Director | 26 Jun 2025←5 Months→Current | Active | |
| Denholm Environmental Limited Director • Operations Director | 2 May 2024←1 Year 7 Months→Current | Active | |
