| Company | Timeline | Status | |
| Ptarmigan Radley Ltd Director • Director | 1 May 2020←5 Years→Current | Active | |
| Ptarmigan Radley Ltd Director • Director | 1 May 2020←5 Years→30 Sep 2025 | Active | |
Ptarmigan Harwell North Ltd Director • Chartered Surveyor | 11 May 2015←2 Years 10 Months→27 Mar 2018 | Dissolved | |
| Ptarmigan Group Services Ltd Director • Chartered Surveyor | 11 May 2015←10 Years→Current | Active | |
| Ptarmigan Group Services Ltd Director • Chartered Surveyor | 11 May 2015←10 Years→30 Sep 2025 | Active | |
| Ptarmigan Staplegrove Ltd Director • Surveyor | 16 Jun 2014←11 Years→Current | Active | |
| Ptarmigan Harwell Ltd Director • Surveyor | 16 Jun 2014←11 Years→Current | Active | |
| Ptarmigan Ware Ltd Director • Surveyor | 16 Jun 2014←11 Years→Current | Active | |
| Ptarmigan Staplegrove Ltd Director • Surveyor | 16 Jun 2014←11 Years→30 Sep 2025 | Active | |
| Ptarmigan Harwell Ltd Director • Surveyor | 16 Jun 2014←11 Years→30 Sep 2025 | Active | |
