Beril Koc

Beril Koc is an experienced marketing professional with a robust background in customer retention, loyalty, and growth marketing. Currently serving as a Senior Marketing Manager for du since September 2014, Beril specializes in customer life cycle management, churn management, and performance tracking, holding PnL responsibility. Previous roles include Marketing Manager at MAPFRE ASSISTANCE and Advertising Manager at The MediaVantage, along with a focus on customer loyalty at Avea, where Beril managed loyalty programs and analyzed customer data to identify churn causes. Earlier positions include CRM and Marketing Specialist at Praktiker and an internship at Lufthansa Technik, where Beril also completed a Master Thesis. Beril holds an MBA in International Business Administration from the University of Hamburg and a Bachelor’s degree in Business Administration from Marmara University.