| Company | Timeline | Status | |
| Simpson Ion Properties Limited Director • Unreported | 20 Dec 2023←1 Year 10 Months→Current | Active | |
| J A Allister Opticians Limited Director • Unreported | 29 Jun 2018←7 Years→Current | Active | |
Simpson Optometric Services Limited Director • Optometrist | 7 Dec 2016←3 Years→14 Jan 2020 | Dissolved | |
