| Company | Timeline | Status | |
| D McKenzie Consulting Limited Director • Unreported | 9 Jun 2021←4 Years→Current | Active | |
| Sustainable Scotland Iwi Ltd Director • Quantity Surveyor | 2 Sep 2020←1 Year 5 Months→1 Feb 2022 | Dissolved | |
| Jagran Enterprises Ltd Director • Quantity Surveyor | 2 Sep 2020←1 Year 5 Months→1 Feb 2022 | Dissolved | |
| Sustainable Scotland Limited Director • Quantity Surveyor | 3 Jun 2019←6 Years→Current | Active | |
| McKenzie & Son QS Ltd Director • Quantity Surveyor | 29 Mar 2019←6 Years→Current | Active | |
