"Dumas is an innovative shaft construction company, they have many years of shaft construction experience and with an excellent track record on construction safety and cost controls.“
Nyrstar is a global multi-metals business, with a market leading position in zinc and lead, and growing positions in other base and precious metals.
Dumas began working at the Myra Falls Mine for Nyrstar in 2017.
For more information on Nyrstar, please visit: https://www.nyrstar.com/en