| Company | Timeline | Status | |
| Challis Financial Ltd Director • Accountant | 28 Feb 2019←1 Year 1 Month→16 Apr 2020 | Active | |
| Challis Associates Limited Director • Accountant | 23 Aug 2002←19 Years→6 Jan 2022 | Dissolved | |
| Challis Associates Limited Secretary • Accountant | 23 Aug 2002←1 Year 1 Month→25 Sep 2003 | Dissolved | |
