Our Team

Think together, lead together.

At Oksygen, every decision is made with collective wisdom, experience, and a deep sense of responsibility for the future. On this page, you’ll meet our leadership team — not only decision-makers, but also listeners, problem-solvers, and action-takers. Each one brings inspiration, direction, and courage to Oksygen’s journey.

Enes Işık

Pest Control Manager

Yalçın HASTAN

Fumigation Officer

Yusuf Emre Keleş

Planning Assistant Specialist

Bilge Kalefetoğlu

Senior Quality Assurance Specialist

Nafiye Babaarslan

Accounting Specialist

Deniz Çakır

Quality Assurance Specialist

Didem Yurttaş

Human Resources Manager

Ezgi Kozdere

Human Resources Specialist

Şükran Akgün

Senior Accounting Specialist

Hadi Armin Hazar

Pest Control Supervisor

Merve Taşdemir Sertel

Assistant Sales Specialist

Kaan Kayalı

Fleet and Warehouse Logistics Supervisor

Hakan Barbak

Sales and Quality Assurance Director

Hasan Korkmaz

Planning Support Staff

Ülfet Çiftçi

Quality Assurance Specialist

Selahattin Ünsal

Senior Planning Specialist

Volkan Kahraman

Sales and Technical Support Manager

Turgay Sadıç

Admin & Finance Specialist

Salih Yiğit BOSTANCI

Assistant Quality Assurance Specialist

And Across Turkiye

Nearly 165 Team Members

Mehmet Batuhan Ortakçı

Assistant Planning Specialist

Engin Özler

Accounting Specialist

Nejdet Çelik

Fumigation Manager

Koray Çelik

General Manager