Frank Engel is currently a Senior Key Account Manager in the Commercial Business division at Viessmann Deutschland GmbH, a position held since 2023. Previously, from 1998 to 2002, they served as an Außendienstmitarbeiter at Viessmann, where they also held various roles, including Niederlassungsleiter, Regionaler Vertriebsleiter, and Prokurist/Leiter Key Account Management for the housing and healthcare sectors. Frank earned a Master of Business Administration (MBA) in Sales Engineering/Marketing from Hochschule Kaiserslautern between 2011 and 2013.
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