| Company | Timeline | Status | |
| Columbia Metals Holdings Limited Director • Director  | 7 Oct 2016←2 Years 4 Months→3 Mar 2019  | Active  | |
| Columbia Metals Limited Secretary • Unreported  | 29 Apr 1991←27 Years→3 Mar 2019  | Active  | |
| Columbia Metals Limited Director • Non Ferrous Metal Merchant  | 29 Apr 1991←27 Years→3 Mar 2019  | Active  | |
