| Company | Timeline | Status | |
| Costello Digital Ltd Director • Unreported | 14 Oct 2013←12 Years→Current | Active | |
| Costello Films Ltd Director • Unreported | 14 Oct 2013←12 Years→Current | Active | |
| Michael Costello Ltd Director • Unreported | 21 Sep 2010←15 Years→Current | Active | |
