David Tretbar has joined Golden Phoenix Minerals Inc. as a geochemist at the company's Ashdown Mine at Denio.
Tretbar previously was a senior geologist with Alamos Gold. He also has worked for Getchel Gold and Barrick Goldstrike Mines.
He earned a bachelor's degree in geology at Northern Arizona University and completed a master's degree in geochemistry at the University of Nevada, Reno.