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John Hanzas President / Senior Geoscientist

Hanzas John

John joined Stone in 1994 as a staff geoscientist and quickly moved up the ranks, eagerly working on every type of project Stone conducted. He has been pivotal to the growth and success of Stone over the last three decades. John brings strong technical and business perspectives to his role as president, with a degree in business management and over twenty-five years of experience performing field studies.