| Company | Timeline | Status | |
| Harniss Consulting Limited Director • Unreported | 15 Jan 2018←7 Years→Current | Active | |
| Harniss Holdings Limited Director • Unreported | 14 Dec 2017←7 Years→Current | Active | |
| Harniss Contracting Limited Director • Unreported | 1 Jul 2011←14 Years→Current | Active | |
