| Company | Timeline | Status | |
| The Maltings RTM Company Limited Director • Chartered Surveyor | 10 Mar 2014←2 Years 3 Months→13 Jun 2016 | Active | |
| 2 Cobham Terrace Greenhithe Limited Secretary • Chartered Surveyor | 31 Aug 2007←5 Years→26 Jul 2013 | Active | |
| Rasterhurst Limited Director • Surveyor | 31 Oct 1991←34 Years→Current | Active | |
| S.A.Winterburn & Sons Limited Director • Chartered Surveyor | 31 Oct 1991←34 Years→Current | Active | |
| Rasterhurst Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
| S.A.Winterburn & Sons Limited Director • Unreported | 1 Jan 1970←56 Years→Current | Active | |
