operational services GmbH & Co. KG
Dimitris Karras is a Key-Account-Manager at operational services GmbH & Co. KG since August 2025, previously serving as a Business Manager and holding various positions in business development at top itservices AG from October 2019 to August 2025. Earlier experience includes a role as a Mobilcom Experience Consultant at POOL Die Agentur from June 2015 to September 2019 and as a Sky Retail Consultant at Sky Deutschland GmbH from April 2014 to May 2015. Dimitris Karras earned a Bachelor of Arts in Betriebswirtschaftslehre from Technische Hochschule Mittelhessen between 2015 and 2019 and has pursued further studies at California State University, Fullerton since 2013, as well as at RheinMain University of Applied Sciences from 2012 to 2014.
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