| Company | Timeline | Status | |
| Humberstone & Pulford (Aldershot) Limited Director • Doctor | 20 Jul 2023←2 Years 3 Months→Current | Active | |
DRS Dahs & Humberstone Limited Director • Doctor | 17 May 2013←6 Years→31 Mar 2020 | Dissolved | |
New Farm Properties Limited Director • Company Director | 28 Mar 2013←3 Years→5 Jul 2016 | Dissolved | |
| Ground Rent Ventures Limited Director • Company Director | 6 Jul 2012←13 Years→Current | Active | |
| Barford Management Limited Director • Property Management | 19 Jan 2012←13 Years→Current | Active | |
| Arlington Court Management Company Limited Director • Property Management | 19 Jan 2012←8 Years→29 Sep 2020 | Active | |
| Chestnut Tree Property Management Ltd Director • General Practitioner | 8 Aug 2011←14 Years→Current | Active | |
| Ian Humberstone Limited Secretary • Doctor | 17 Sep 2001←24 Years→Current | Active | |
| Donald Humberstone & Company Limited Director • Doctor | 23 Jun 1992←33 Years→Current | Active | |
