| Company | Timeline | Status | |
| Stephensons Rural LLP Designated LLP Member • Unreported | 19 Jun 2019←6 Years→Current | Active | |
| Stephenson & Son Agricultural LLP Designated LLP Member • Unreported | 27 Feb 2019←6 Years→Current | Active | |
| Duggleby Stephenson LLP Designated LLP Member • Unreported | 16 Apr 2018←6 Years→9 Jul 2024 | Active | |
| Stephensons Estate Agents LLP Designated LLP Member • Unreported | 10 Feb 2016←9 Years→Current | Active | |
| Boulton & Cooper (Pickering) Limited Director • Director | 10 Oct 2011←14 Years→Current | Active | |
| Boulton & Cooper (Ryedale) Limited Director • Director | 10 Oct 2011←14 Years→Current | Active | |
| Boulton & Cooper Limited Director • Director | 23 Aug 2011←12 Years→19 Dec 2023 | Dissolved | |
| YMF Services Limited Director • Chartered Surveyor | 16 Dec 1992←33 Years→Current | Active | |
| Yorkshire Museum Of Farming Limited Director • Chartered Surveyor | 25 Oct 1992←33 Years→Current | Active | |
| Canteen Properties Limited Director • Chartered Surveyor | 7 Nov 1991←32 Years→19 Dec 2023 | Dissolved | |
