Sümeyra Kalabalık

Sümeyra Kalabalık is a Logistics and Supply Chain Specialist at Şişecam since September 2022, where responsibilities include data analysis, report creation, and KPI development that led to a 20% operational efficiency increase and a 10% rise in customer satisfaction. Previously, Sümeyra served as a Global Supply Chain Operations Specialist at Onduline Avrasya A.Ş., managing supply chain operations for a major international production facility. In earlier roles, Sümeyra worked as an Import and Purchasing Specialist, focused on procurement from global electronics firms, and as a Supply Chain Optimization Specialist, achieving significant productivity gains. Additionally, Sümeyra held a position as a Retail Store Manager, overseeing team performance and financial record maintenance. Sümeyra is currently pursuing an MBA at Sabanci University, building on a foundational Bachelor's degree in Economics, Political Science, and International Relations from Istanbul University.