| Company | Timeline | Status | |
| Works Design Studio Limited Director • Designer  | 9 Dec 2024←10 Months→Current  | Active  | |
| Polhigey Property Company Limited Director • Designer  | 4 Jul 2020←5 Years→Current  | Active  | |
Anna Hart Design Limited Director • Director  | 1 Apr 2015←2 Years 2 Months→30 May 2017  | Dissolved  | |
| Hart Miller Design Ltd Director • Designer  | 13 May 2008←17 Years→Current  | In Administration  | |
Creative Kernow Limited Director • University Senior Manager  | 2 May 2006←2 Years 6 Months→6 Nov 2008  | Dissolved  | |
