Lee Yonker

Lee Yonker is currently a Group Manager/Project Manager at Trihydro Corporation since October 2020. Prior to this role, Lee was an Operator B at HollyFrontier Corporation from July 2018 to September 2020, working as a Fluid Catalytic Cracking Unit Outside Operator at the Cheyenne, Wyoming Refinery. Before that, Lee worked as a Geologist/Environmental Scientist at Trihydro Corporation from January 2013 to June 2018, primarily focusing on leak detection and repair in various industrial plants across the United States. Lee holds a Bachelor's of Science in Geology/Earth Science from the University of Wyoming, graduating in 2012.