Meet The Board

Our Board of Governors


Ahmet H. Gökşin


He was born in 1955 in Istanbul. He graduated from Yildiz Technical University Mechanical Engineering Department in 1979. He worked as professional 10 years and he set up Havak A.S. Company in 1988. Havak produces and sells industrial ventilation-air conditioning devices and accessories such as air curtain, humidifiers, dehumidifiers, air socks, industrial ventilating products etc. His second company General Filter Havak A.S. established in 2008 and produce all kinds of air filters. He is still working as the general manager of both companies.

Mehmet Zahid Poyraz

Chapter President-Elect

He was born in Ankara in 1977. In 1999 he graduated from Erciyes University as a Mechanical Engineer. He then proceeded to live in America for about 7 years. At that stage of his life he got his masters in business from The College of Saint Rose and started to work professionally. Since 2005, he has been active in the ventilation sector of the HVAC-R industry. In 2022, he received his PhD in Business from Istanbul Zaim University in hopes to be a master within his field. In his almost 25 year long working experience, he has devoted his time into developing and delivering ventilation technologies that would make sure people lived in better conditions and he enjoyed every second of it. With his PhD, he is hoping to spend precious time with students teaching them all the valuable lessons he has learned on his way here and to learn from them in return.

Atilla Bıyıkoğlu

Chapter Past-President

He has received license degree in 1989 from Mechanical Engineering Department at Gazi University, MSc. degree in 1992 from Mechanical Engineering Department at M.E.T.U., and PhD degree in 1998 from Mechanical Engineering Department of Gazi University. He has worked as Assist. Prof. between 2003 and 2007, Associate Prof. between 2007 and 2013, and served as Chair in Mechanical Engineering Department at Gazi University between 2013 and 2017.

Mustafa Kemal Sevindir

Chapter Secretary

He received his bachelor’s degree from Yildiz Technical University Faculty of Mechanical Engineering Department of Mechanical Engineering in 1996. He completed his master’s degree in 1999 and his doctorate in 2007 at Yildiz Technical University, Institute of Science, and Department of Heat Process. Since 1997, he has been working as a lecturer in Yildiz Technical University, Mechanical Engineering Department, Thermodynamics and Heat Division. He actively takes part in sector organizations such as ISKID, TTMD, ISKAV etc.

Kadir İsa

Chapter Treasurer

After graduating from Haydarpasa Technical High School mechanical department, he completed his undergraduate, graduate and doctorate degrees in mechanical education/mechanical engineering at Gazi University, Istanbul University and Sakarya University respectively. He studied at Huddersfield University (England) and Eastern Florida State College (USA) in the field of instructional techniques and RAC technology. He has teached various HVACR courses at community colleges as well as mechanical engineering department in Türkiye for almost 35 years. He is a member of ASHRAE (TC 03.02-Refrigerant Contaminant Control) and IOR (Institute of Refrigeration). He has retired from mechanical engineering department in Düzce University in 2022. His areas of interest are energy efficiency in refrigeration systems and alternative refrigerants.

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