Mark Krenn is a seasoned Senior Tech Vendor Management professional at AT&T, with extensive experience in the telecommunications industry. Previously, Mark held roles as a Senior Real Estate & Construction Manager and Project Engineer, managing significant construction projects and vendor relations. Mark possesses a strong skill set in 4G technology, antennas, and troubleshooting methods, backed by a degree from Iowa Lakes Community College. Over the years, Mark has effectively managed numerous cellular tower projects across multiple states, contributing to improved network operations and emergency response initiatives.
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