| Company | Timeline | Status | |
| Gristfield Limited Director • Director | 28 Oct 2024←1 Year 1 Month→Current | Active | |
| G&T 1974 Limited Director • Tree Surgeon | 27 Sep 2024←1 Year 2 Months→Current | Active | |
| Gristwood Family Investments Limited Director • Tree Surgeon | 26 Sep 2024←1 Year 2 Months→Current | Active | |
| Shenley Holdings Limited Director • Director | 4 Sep 2017←6 Years→31 May 2024 | Active | |
| Foremost Tree Surgeons Limited Director • Tree Surgeon | 27 Jul 2017←6 Years→29 Sep 2023 | Active | |
| Foremost Holdings Limited Director • Tree Surgeon | 7 Mar 2017←8 Years→Current | Liquidation | |
| Gristwood And Toms Limited Director • Tree Surgeon | 13 Jan 1992←32 Years→31 May 2024 | Active | |
