| Company | Timeline | Status | |
| HK Hayer Ltd Director • Director | 14 Nov 2024←11 Months→Current | Active | |
| Hayer Associates Ltd Director • Director | 6 Apr 2018←7 Years→Current | Active | |
Opal Associates Ltd Director • Project Management | 30 May 2013←5 Years→14 Aug 2018 | Dissolved | |
