| Company | Timeline | Status | |
| Shaftworks Ltd Director • Accountant | 5 Aug 2025←4 Months→Current | Active | |
Forensic Consultancy (Roi) Ltd Director • Chartered Accountant | 4 Jan 2016←2 Years 10 Months→6 Nov 2018 | Dissolved | |
| H Armstrong Limited Director • Unreported | 23 Nov 2015←10 Years→Current | Active | |
| H Armstrong & Associates Ltd Director • Chartered Accountant | 1 Sep 2015←10 Years→Current | Active | |
