| Company | Timeline | Status | |
| Hartison Limited Director • Director | 30 Oct 2020←3 Years→20 Aug 2024 | Dissolved | |
| Umbrella Academy Limited Director • Director | 19 Oct 2020←1 Year 5 Months→1 Apr 2022 | Active | |
Hartisson Consulting Ltd Director • Managing Director | 28 Aug 2019←1 Year 1 Month→29 Sep 2020 | Dissolved | |
Hart & Tanner Ltd Director • Director | 2 Aug 2019←1 Year 1 Month→29 Sep 2020 | Dissolved | |
