Corporate Board Profile
Tech Score: 0/100
| Filing Date | Source Excerpt |
|---|---|
| 2017-08-09 | "Willem Duyvesteyn 27,653,119 12.05%" |
| 2022-05-27 | "Mr. Duyvesteyn has more than 40 years’ experience in the mining, mineral and energy industries... Mr. Duyvesteyn has an ingenieurs degree in mining engineering and extractive metallurgy from Delft University of Technology." |
Source material: SEC submissions metadata and DEF 14A proxy filings from EDGAR. Last updated: 2026-04-14