| Company | Timeline | Status | |
| Tyrrell Group Limited Director • Builder | 21 Mar 2001←24 Years→Current | Active | |
| Tyrrell Holdings Limited Director • Builder | 26 Sep 1991←34 Years→Current | Active | |
| Adam J. Meldan Limited Director • Builder | 26 Sep 1991←34 Years→Current | Active | |
| Meldan Properties Limited Director • Builder | 26 Sep 1991←26 Years→15 Mar 2018 | Active | |
