Olga Trerose has held various roles throughout their career, starting as a receptionist at Dr. Meyer Verwaltungen AG from 1998 to 2000, followed by a position in Corporate Human Resources at Gira Facility AG from 2000 to 2004. They served as Deputy Managing Director at Balu Reinigungen GmbH from 2004 to 2010 before becoming the Head of Business Securities Data Services at Swisscom in 2015. Olga has also worked as a specialist in operations at Entris Operations AG from 2011 to 2013. In 2023, they completed a CAS at Pädagogische Hochschule Luzern.
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