Gülay Stelzmüllner
Chief Technology Officer, Allianz Technology
About
Gülay Stelzmüllner is a technology leader with a track record in enterprise IT and transformation. Before joining Allianz Technology in 2020, she worked for more than 16 years at Siemens in a range of IT and technology leadership roles, including work in master data management. At Allianz she has served as Head of AGN International Project Management, was appointed CIO in 2022 and took on a CTO role for Region 4 in 2023. She oversees internal IT landscapes and ITSM processes, speaks at industry events, and is a published author and university lecturer. Stelzmüllner focuses on IT strategy, stakeholder engagement, cross-functional transformation and applying AI to enterprise IT.
Gülay Stelzmüllner is Chief Technology Officer at Allianz Technology, an IT leader who joined Allianz in 2020 after 16+ years at Siemens.
At a Glance
Verified- Years at Siemens
- 16+ years
- Joined Allianz Technology
- 2020
- Appointed CIO
- 2022
- Assumed CTO role (Region 4)
- 2023
- LinkedIn connections (public profile)
- 500+
- Primary country
- Germany
Professional Experience
Chief Technology Officer
Allianz Technology
2023 - Present
Serves in a CTO capacity overseeing internal IT landscape and technology strategy for Allianz Technology (Region 4 context noted in public posts). Responsibilities include leading ITSM processes, driving transformation initiatives, and applying enterprise AI strategy across internal IT.
Chief Information Officer (CIO)
Allianz Technology
2022 - 2023
Appointed CIO with responsibility for the entire internal IT landscape and associated ITSM processes for Allianz Technology as described in public profiles and event materials.
Head of AGN International Project Management
Allianz Technology
2020 - 2022
Started at Allianz Technology in a project and program leadership role managing international projects and cross-functional delivery (role referenced in LinkedIn post summary of career progression).
Various IT & Technology Leadership Roles
Siemens
N/A - 2020
Worked for more than 16 years at Siemens in multiple roles across IT and technology, including early work as a consultant in master data management and later IT leadership positions (public profiles and LinkedIn summary).
Publications & Media
FocusFirst — Transformations Leader (episode/article)
2023-03-13
LinkedIn post
Knowledge Base
Achievements & Awards
Joined Allianz Technology
2020
Joined Allianz Technology in 2020 after a long tenure at Siemens.
Appointed Chief Information Officer
2022
Appointed CIO of Allianz Technology with accountability for internal IT landscape and ITSM processes.
Assumed CTO role for Region 4
2023
Took on a CTO role (Region 4) following CIO appointment, marking expanded technology leadership responsibilities.
Named a TOP 100 Executive
Listed among Top 100 executives on an industry women-in-tech directory/profile.
Industry speaker and lecturer
Featured speaker at events (e.g., Women in Tech series) and noted as a university lecturer and published author in public profiles.
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