| Company | Timeline | Status | |
| Avalon Si Productions Limited Director • Unreported | 6 Aug 2020←5 Years→Current | Active | |
| Billy Marsh Holdings Limited Director • Unreported | 7 Apr 2015←10 Years→Current | Active | |
| Billy Marsh Associates Limited Director • Unreported | 7 Apr 2015←10 Years→Current | Active | |
