| Company | Timeline | Status | |
| Sirius Minerals Finance No.2 Limited Director • Finance Director | 27 Dec 2019←1 Year 6 Months→16 Jul 2021 | Active | |
| YPF Limited Director • Chief Financial Officer | 26 Jun 2019←2 Years→16 Jul 2021 | Active | |
| York Potash Intermediate Holdings Limited Director • Chief Financial Officer | 30 May 2019←2 Years 1 Month→16 Jul 2021 | Dissolved | |
Sirius Exploration Limited Director • Finance Director | 7 Aug 2017←3 Years→13 Oct 2020 | Dissolved | |
Sirius Resources Limited Director • Finance Director | 7 Aug 2017←3 Years→13 Oct 2020 | Dissolved | |
Sirius Potash Limited Director • Finance Director | 7 Aug 2017←3 Years→13 Oct 2020 | Dissolved | |
| York Potash Holdings Limited Director • Finance Director | 7 Aug 2017←3 Years→16 Jul 2021 | Dissolved | |
| Anglo American Crop Nutrients Holdings Limited Director • Finance Director | 7 Aug 2017←3 Years→16 Jul 2021 | Active | |
| Sirius Minerals Finance Limited Director • Finance Director | 23 May 2017←4 Years→16 Jul 2021 | Active | |
| Sach 2 Ltd Director • Chief Financial Officer | 30 Mar 2017←4 Years→16 Jul 2021 | Liquidation | |
