Golden Minerals Co. of Golden, CO, has promoted Warren Rehn to president, replacing Jeffrey G. Clevenger who continues to serve as chairman and CEO.
Wendy Kei is joining the board of directors at Guyana Goldfields. She is a chartered professional accountant and previously served as CFO of Dominion Diamond.
Montan Mining Corp. has named Joe Luis Garcia Yrivarren to its Peruvian team as VP operations in Peru. He is a graduate of the University of San Martin (BA economics) and holds a diploma of finance from ESAN, Peru’s most prestigious business school.