| Company | Timeline | Status | |
| Hillian Music Limited Secretary • Unreported | 21 Oct 2003←22 Years→Current | Active | |
| Hillian Music Limited Secretary • Unreported | 21 Oct 2003←21 Years→1 Jan 2025 | Active | |
Weatherone Limited Secretary • Accountant | 28 Sep 2000←15 Years→9 Feb 2016 | Dissolved | |
| Ian Hill Music Limited Director • Accountant | 4 Feb 1999←24 Years→24 Jul 2023 | Active | |
| Triumphforce Limited Director • Tax Consultant | 19 Feb 1991←32 Years→16 May 2023 | Dissolved | |
