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Ilayda Oner

Council Designated Expert

About

Ilayda Oner is Deputy Country Manager in Turner. She holds a Bachelor’s degree in Civil Engineering from Boğaziçi University, Istanbul and a Master’s degree in Construction Engineering & Management from Columbia University, New York.

Ilayda Oner Mermerbas is Deputy Country Manager at Turner International Türkiye, shaping the company’s growth strategy across Europe and Central Asia. She leads Turner’s digitalization, DEI and ESG initiatives in Türkiye and oversees marketing, human resources
and finance. Oner Mermerbas is president of the Istanbul Project Management Institute, serves on the board of buildingSMART TR and is regional representative and advisory board
member of CVU, where she also chairs the Future Leaders group.

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