| Company | Timeline | Status | |
| The Harbourne Group Limited Director • Director | 12 Oct 2018←3 Years→31 Oct 2021 | Active | |
| ANN Duncombe Holdings Ltd Director • Company Director | 31 Aug 2018←3 Years→31 Aug 2021 | Active | |
| Harbourne Associates Limited Director • Public Relations | 1 Sep 2013←8 Years→31 Oct 2021 | Active | |
Harbourne Consultancy Limited Director • Public Relations Advisor | 26 Feb 2013←6 Years→3 Dec 2019 | Dissolved | |
