| Company | Timeline | Status | |
| William Thompson Properties Limited Director • Director | 9 Jan 2024←1 Year 11 Months→Current | Liquidation | |
| William Thompson (York) Limited Director • Director | 9 Jan 2024←1 Year 11 Months→Current | Active | |
| Sledmere Estate Management Company Limited Director • Chief Executive Director | 16 Apr 2020←5 Years→Current | Active | |
| 2 Northwood Road Limited Director • Chartered Surveyor | 27 Aug 2008←14 Years→7 Sep 2022 | Active | |
