"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.“
Glencore is one of the world’s largest globally diversified natural resources companies. Founded in the 1970s, they have become a major producer and marketer of commodities and employ 146,000 people around the world.
Dumas has worked at the Kidd Mine for Glencore since 2002.
For more information on Glencore, lease visit: http://www.glencore.com/