| Company | Timeline | Status | |
| HH Coaching Limited Director • Director | 12 Oct 2021←2 Years 1 Month→30 Nov 2023 | Dissolved | |
| Lee Hiom Design Limited Director • Director | 6 May 2010←15 Years→22 Jul 2025 | Dissolved | |
Smartscapes Limited Director • Designer | 17 Jan 2003←5 Years→8 Sep 2008 | Dissolved | |
Hiom Macdonald Limited Director • Designer | 12 Dec 2000←17 Years→1 May 2018 | Dissolved | |
