About

Team Definex

The DefineX team applies industry expertise to a rigorous focus on client success. Our seasoned team helps clients stay ahead by reinventing themselves in the age of digital disruption.

Tolga Ulutaş

CEO

Emre Hayretci

COO

Beltan Tönük

Principal

Funda Karakaşoğlu

Head of Go-To-Market

Güray Mert

Head of Digital Revenue Services and Service Design

Esra Bekçe Erdoğan

Principal

Eren Söyler

Principal

Efe Can Örkiz

Principal

Alperen Yavuz

Principal

Ziya Altuntaş

Principal

Savaş Yürekli

Principal

Melkon Çırak

Head of Development

Serkan Susantez

Senior Architect

Serkan Şahutoğlu

Senior Architect

Cansen Ergun

Managing Director at DefineX Middle East

Egemen Alpay

Managing Director at DefineX USA

Dilge Doğan

Head of People

İpek Aktaşlı

Lead of Finance

Leman Kaleli

Talent Acquisition Lead

rana akkurt

Rana Akkurt

Marketing and Communications Lead