100 Executive Women in Tech
to Watch in 2025
Gülay Stelzmüllner
CTO at Allianz Technology
Gülay Stelzmüllner serves as the CTO at Allianz Technology, overseeing technology operations and strategy across multiple regions. With over 20 years in IT management, she's adept at leading global projects, streamlining operations, and fostering innovation.
Her expertise spans IT service management, AI-driven operations, and fostering cultural diversity within tech communities. As the CIO at Allianz Technology, Gülay manages the internal IT landscape and service delivery for the entire Allianz Group, leveraging ITSM processes for efficiency.
Beginning her IT journey with studies in computer science, Gülay spent 16 years at Siemens, excelling in standardizing and cloudifying corporate IT services. Joining Allianz in 2020, she advocates for sustainability in IT, aligning services with Allianz's goals for a sustainable future through digitalization and technology.
Beyond her professional pursuits, Gülay actively supports initiatives like the Hacker School and Women in Tech®, promoting education and gender equality. Committed to driving innovation and transformation, she balances her roles as a devoted mother and a champion of diversity in technology.
Her expertise spans IT service management, AI-driven operations, and fostering cultural diversity within tech communities. As the CIO at Allianz Technology, Gülay manages the internal IT landscape and service delivery for the entire Allianz Group, leveraging ITSM processes for efficiency.
Beginning her IT journey with studies in computer science, Gülay spent 16 years at Siemens, excelling in standardizing and cloudifying corporate IT services. Joining Allianz in 2020, she advocates for sustainability in IT, aligning services with Allianz's goals for a sustainable future through digitalization and technology.
Beyond her professional pursuits, Gülay actively supports initiatives like the Hacker School and Women in Tech®, promoting education and gender equality. Committed to driving innovation and transformation, she balances her roles as a devoted mother and a champion of diversity in technology.
