OUR TEAM

Zeynep Yöntem, Ph.D.
Executive Board
Ph.D. Chemical Eng. & Social Env. Sci.
zeynep.yontem@ekodenge.com
ANKARA
Founder of Ekodenge., A total of 35 years national and international experience as an engineer and manager on environmental policy and integrated environmental management, including economic, scientific and/or legal aspects. She is chemical engineer with a doctor’s degree in Social and Environmental Science. She was a Hacettepe University lecturer.

Emre Yöntem
Chief Technology Officer
Electrical Engineer. M.Sc.
emre.yontem@ekodenge.com
LONDON
Emre is an Electrical Engineer, with a master’s degree in Information Technologies. He has experience on energy and environment focused data analytics, modelling, decision support services. He has been working as technical expert and coordinator in various international research and consultancy projects. He is the CTO and director of EcoWise - Ekodenge UK and a board member for Ekodenge.

Ebru Özkan
Chief Financial Officer
ebru.ozkan@ekodenge.com
ANKARA
Chief Financial Officer of Ekodenge and company representative managing all administrative and financial operations. B.Sc. in business administration with a M.Sc. on management and organization.

Seda Yöntem
Architecture Group Manager
Architect M.Arch.
seda@ekodenge.com
LONDON
Seda Yöntem (M. Arch) is the founder and manager of Ekodenge's architecture group. She is a sustainable design expert, lecturer and researcher with more than 18 years of professional experience in applied architecture and project management focusing on energy efficient and environmentally friendly buildings and cities.

Rembrandt Koppelaar, Ph.D.
Senior Expert
Software Developer & Researcher
rembrandt.koppelaar@ekodenge.com
AMSTERDAM
Researcher who writes about the future of energy, materials, society, technology, and the circular economy. He has published two books and several articles. He holds a PhD degree from Imperial College London's Centre for Environmental Policy. Rembrandt holds an MSc in Development Economics and Management, and a BSc in Economics.

Tülay Çağlayan Özlü, Ph.D.
Senior Expert
Chemical Engineer
tulay.ozlu@ekodenge.com
ANKARA
A total of 25 years experience in governmental organizations and NGOs in the areas of R&D&I management, national and international environment and energy policies, energy geopolitics, circular economy, industrial symbiosis, digitization, ICT, Horizon 2020, environmental NGOs. Holds M.S. in physical chemistry about nuclear energy waste and polymer science (membranes), Ph.D. in physical chemistry about solar energy storage from Hacettepe University and International Relations and EU Expert degrees from Ankara University and lectured “Energy Geopolitics and New World Energy Order” at Başkent University. Works as Business Development Consultant and Senior Expert at Ekodenge.

Gülfem İnaner Kılıç
Sustainable Building and Energy Expert
Mechanical Engineer, M.Sc.
gulfem.inaner@ekodenge.com
ANKARA
Mechanical engineer with MSc. and energy efficiency expertise through thermal dynamic simulation tools (Designbuilder, HAP and IESVE) and computational fluid dynamics utilizing engineering simulation and analysis software Ansys, Fluent and Trnsys.

Parham Pooyanfar
Built Environment Sustainability Expert
Mechanical Engineer M.Sc.
parham.pooyanfar@ekodenge.com
ANKARA
Built environment sustainability expert with a BSc in Mechanical Engineering from AUT. Currently involved in sustainability-oriented R&D and consultancy projects of Ekodenge.

Beril Aba
UI/UX Designer
Graphic Designer
beril.aba@ekodenge.com
ANKARA
Design and communication professional with a Bachelor of Arts (B.A.) in Graphic Design from Bilkent University. Joined the team in 2013 and holds experience working in the environmental services industry, handling the dissemination of projects, corporate identity design and the commissioning of print materials.

Özlem Şahin Kaya
Administrative Coordinator
ozlem.sahin@ekodenge.com
ANKARA

Yiğit Şan Yayalar
Business Analyst
Industrial Engineer
yigit.yayalar@ekodenge.com
ANKARA
He received his undergraduate degree from TED University Industrial Engineering department in June 22 and also completed the Applied Data Analytics Second Field Program in TED University. He has been studying on Master of Industrial Engineering in TED University. He is currently working as a business analyst and contributes to increase efficiency, strengthen the business process and identify business areas that can be improved.

Umut Makascıoğlu
Software Developer and DevOps Engineer
Electric and Electronic Engineer, M.Sc.
umut.makascioglu@ekodenge.com
ANKARA
Holds B.Sc. in Electric and Electronic Engineering from Bilkent University. Completed M.Sc. in Engineering Business Management from University of Exeter in UK. Currently working on projects related to data management and IoT management of Ekodenge.

Alper Odaman
Software Developer
Computer Engineer
alper.odaman@ekodenge.com
ANKARA
He graduated from Çankaya University, Department of Computer Engineering. Have experience in the product-driven application development process. He is currently working as a full-stack developer at Ekodenge.
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Burak Eroksüz
Software Developer
Computer Engineer
burak.eroksuz@ekodenge.com