| Company | Timeline | Status | |
| St. Albans Realty Limited Director • Chartered Surveyor | 26 Jan 2021←4 Years→Current | Active | |
| Fillebrook Hall Estate Co., Limited Director • Chartered Surveyor | 30 Oct 2018←7 Years→Current | Active | |
| Monkhams Investments Limited Director • Chartered Surveyor | 12 Jun 2015←10 Years→Current | Active | |
| Theydon Bois Golf Club Limited Director • Chartered Surveyor | 2 Dec 2000←9 Years→4 Dec 2009 | Active | |
| Gladstone Investments Limited Director • Surveyor | 31 Dec 1990←34 Years→Current | Active | |
| Alderton Hill Properties Limited Director • Surveyor | 31 Dec 1990←34 Years→Current | Active | |
| John R.Keys & Co. Limited Director • Surveyor | 31 Dec 1990←34 Years→Current | Active | |
| Highfield Place Properties Limited Director • Surveyor | 31 Dec 1990←34 Years→Current | Active | |
| H.H.Keys Estates Limited Director • Surveyor | 31 Dec 1990←34 Years→Current | Active | |
