| Company | Timeline | Status | |
| McMillan Properties Ltd Director • Building Surveyor | 5 Aug 2016←9 Years→Current | Active | |
| Knoll House Management Company Limited Director • Surveyor | 8 Aug 2009←16 Years→Current | Active | |
| Knoll House Management Company Limited Secretary • Surveyor | 8 Aug 2009←16 Years→Current | Active | |
| Cobham Properties Limited Director • Building Surveyor | 2 Sep 2005←20 Years→Current | Active | |
| Roger McMillan Properties Limited Director • Building Surveyor | 31 May 1990←35 Years→Current | Active | |
| Roger McMillan Properties Limited Secretary • Unreported | 31 May 1990←35 Years→Current | Active | |
