John Grimes, CHST, is currently serving as a Senior Safety Manager at PACK Power, LLC since 2025. Previously, John held various roles including Sales Manager at Air-O Heating & Air Conditioning from 2024 to 2025, Corporate Security Manager at MasTec Renewables Construction Ltd in 2024, and Site Lead Safety Manager II at Wanzek Construction, Inc. from 2020 to 2024. John's earlier experience includes serving as an Investigator at the Kay County Sheriff’s Office from 2012 to 2020 and as a Patrolman with the Guymon Police Department from 2011 to 2012.
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