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Board of Directors

ISIB undertakes the promotion of Turkish HVAC&R sector abroad and provides support to exporter companies

Board of Directors - 1
Board of Directors - 2
Board of Directors - 3

Mehmet Hakkı ŞANAL

Üntes Isıtma Klima ve Soğutma San. Ve Tic A.Ş
Board of Directors - 4

Salih Zeki POYRAZ

Vice Chairman
AFS Flexible Kanal Ticareti A.Ş
Board of Directors - 5


Member of Board/Treasurer
Diktaş A.Ş.
Board of Directors - 6


Member of Board
Bosch Termoteknik Isı. ve Klima San. ve Tic. A.Ş
Board of Directors - 7


Member of Board
Vatbuz Akıllı İklimlendirme Sistemleri A.Ş.
Board of Directors - 8


Member of Board
Frigoblock Soğutma Sistemleri San. ve Tic. A.S
Board of Directors - 9

Kerem ÜNLÜ

Member of Board
Çukurova Isı A.Ş.
Board of Directors - 10


Member of Board
Friterm Termik Cihazlar San. ve Tic. A.Ş
Board of Directors - 11


Member of Board
Azur Yalıtım San. ve Tic. A.Ş.
Board of Directors - 12


Member of Board
Duyar Vana Makina Sanayi ve Ticaret A.Ş.
Board of Directors - 13


Member of Board
Daikin Isıtma Soğutma Sis. San. Tic. A.Ş

Cemal Yılmaz

Member of Board

Cemal YILMAZ was born on March 1, 1952 in Malatya. After completing his primary education, he completed his secondary education in the Science Department of Bakırköy High School. He received his university education in Mechanical Engineering at Istanbul Technical University and graduated in 1974. YILMAZ, who wants to improve himself in the field of business administration, received his education in Istanbul University, Department of Business Economics in 1975. With his interest in the HVAC-R sector since his university years, he stepped into the sector by establishing Friterm company with Metin Duruk after completing his education life. After a long-term partnership, Cemal YILMAZ parted ways with Friterm and established Frigo Soğutma Inc. company in 1984, which assumed the distributorship of world-renowned refrigeration equipment manufacturers with its own capital. In addition to Frigo Soğutma, he founded Frigo Mekanik Inc., which carries out industrial refrigeration projects and applications, in 1988, and Frigoblock Inc.(formerly Panel Sistem), which manufacturers commercial and industrial type refrigeration units, in 1991. Cemal YILMAZ is the owner of a group of companies that provides comprehensive services in the field of industrial refrigeration thanks to these three companies. He currently serves as the chairman of the board of directors in all three companies. Cemal YILMAZ is married and has two children, Ali Mert and Ayşegül. Besides serving as a board member of ISIB, Cemal Yılmaz has also actively participated in various HVAC-R sector associations and foundations such as SOSİAD, ISKID, and ISKAV in the past. Furthermore, he held the position of Chairman of the HVAC-R Committee at the Istanbul Chamber of Industry for an extended period.


Member of Board

Okan Murat ERENOĞLU, who was born in Şanlıurfa in 1976, completed his secondary education in İzmir Atatürk High School after his primary education and graduated from Yıldız Technical University, Faculty of Mechanical Engineering, Department of Naval Architecture and Marine Engineering in 1997. He completed his Executive MBA at Koç University in 2010. Since 1997, he has worked as a senior manager and General Manager in different departments such as Sales and Marketing, Supply Chain, and Production in various producing companies in the insulation sector. He established Azur Insulation Inc. in 2019 and continues its sales, marketing, and export activities of HVAC equipment insulation and ventilation equipment. Okan Murat ERENOĞLU has served as a member and board member in sectoral associations and organizations such as İZODER, ISKAV, and ISIB at different times throughout his career. He is married and has one child and speaks English.

Ömer Duyar

Member of Board

He was born in Istanbul in 1972. He graduated from Yıldız Technical University, Metallurgical Engineering. Then, he completed his Master’s degree on Production Management at Kültür University. Ömer Duyar, who is a member of a family that has been in the industry since 1965, has been working in Duyar Vana Makine A.Ş. in various positions since 1993 and he is still the Chairman of the Board of Directors of the same company. He is married and has two children.


Member of Board

Cem SAVCI was born in 1973, Istanbul. He completed his High school education in Besiktas Ataturk Anadolu Lisesi after completing his primary education. He graduated from Boğaziçi University on Chemistry Department in 1996, achieved his masters degree in Gebze Technical University in 2003. He started his doctorate study in same university and currently at the thesis study level. He started to work in HVAC&R rector as part-time during his university years and, continued as full time profession after his graduation at Vatbuz Isitma Sogutma Havalandırma San. Paz. Tic. Ltd. Sti. as General Manager in 1997 and still works in this position. Cem SAVCI was in charge as board member in ISKAV for two terms, as board member and President between 2015-2017 in ISKID and, currently as member of Audit Comittee in ISIB and as General Secretary in ISKAV


Member of Board

Born 1972 in Istanbul. Graduated from Yildiz Technical University, Department of Mechanical Engineering. He started to work as a Sales Engineer in Isısan Isıtma ve Klima San. Aş in 1992. In the following years, he assumed the position of Service Manager in the same company. Since 2014, He is responsible for Marketing Departmant at Bosch Termoteknik Isıtma ve Klima Sanayi Ticaret AŞ. in Turkey and Middle East region. Mr.Aktaş who has been working in HVAC Industry for 26 years is also member of board in Dosider.


Member of Board

Zeki ÖZEN, born in 1955 in Şile/İstanbul, graduated from Vefa High School and İstanbul Technical University, faculty of mechanical engineering as mechanical engineering. he completed his master’s degree at Osaka Foreign Trade Institute in Japan and Business Administration Faculty of Istanbul University ÖZEN, starts his career in Alarko as engineer between 1976-1980, did business in various projects in Libya and Saudi Arabia between 1981 and 1983. Then, he worked as Product Manager, Marketing Manager and Regional Director at Alarko ’Carrier until 2006. between 2006 and 2011, he was in business as Assistant General Manager of AİRFEL, and since 2011 he continues his career at Daikin Corp. He is currently a member of the Board of Directors at Daikin Corp. In addition to his board membership of İSİB-Turkish HVAC-R Industry Exporters, ÖZEN also has been a member of İSKİD- Air Conditioning and Refrigeration Manufacturers’ Association as Board of Directors, a member of DOSİDER- Natural Gas Equipment Manufacturers and Businessmen Association as Board of Directors, a member of the Executive Board of Ümraniye City Council, the Chairman of the Senior National Assembly and a member of the Board of Directors of the Güzeyıldız Sports Club. Zeki ÖZEN speaks English, Japanese and Arabic.


Member of Board

Born in 1978 in İstanbul, Kerem ÜNLÜ finished Doğuş Private High School in 1996. Following, he was graduated from Yıldız Technical University faculty of Mechanical Engineering. In 2003 he received Master of Science degree on Mechatronics Engineering from Technical University of Hamburg Harburg (TUHH). Same year, he started his career in Cukurova Isı A.S.. After taking several positions in the company he was promoted as Director of Sales in 2009. Currently, he is serves as shareholder and Executive Board Member (sales and marketing) in Cukurova Isı A.S. He is married and has two sons.


Board Member

Levent AYDIN was born in 1961 in Hopa / Artvin. He was graduated from Yildiz Technical University, Faculty of Architecture in 1983. With the commencement of his working life, he attended to Business Administration program of Istanbul University. In 1991, He became the founder partner of Frigoblock Inc. .Throughout his career, he has worked as project and contract management manager in domestic and international industrial cooling projects. Levent AYDIN is a member of the board of directors of Frigoblock Inc. and Frigo Mekanik Inc. and he is currently active in these companies. Levent Aydın is a member of the Board of Auditors of İSKİD Air Conditioning Refrigeration Manufacturers’ Association. Levent AYDIN is married and has 3 children and speaks English.


Vice Chairman

As he worked with his father in his construction company he co-founded manufacturing companies from various sectors including food industry (cube sugar), ventilation, cast iron and steel. Zeki Poyraz was born in Kayseri in 1962, he is married and has three children. He studied Persian Language and Literature in Ankara University. He graduated in 1985, until then during his high school and university years he worked in several different sectors as an intern. Now, he is the CEO of AFS Flexible Duct Co. which he established in 1991. AFS Flexible Duct Co. exports 80% of its products to 70 different countries around the globe. Since 1994 Mr. Poyraz has been working to export his products. Mr. Poyraz is the deputy chairman of Turkish HVAC-R Eporters. He is The Deputy Chairman of Turkish Exporters Assembly. He is also the chairman of Turkish Climatisation Assembly in TOBB (The Union of Chambers and Commodity Exchanges of Turkey).



Chairman of the Board of Directors of Turkish HVAC&R Exporters Association Mr. Şanal started his business venture by co-founding Şanal Electrical Engines in 1990, when he was still at university. Until 1995, he remained in the same sector, producing electrical engines. From 1995 on, Mr. Şanal took over the management of Üntes Heating Air Conditioning Cooling Industry and Trade Co. as a second generation manager. Since 1997, Mr. Şanal has been the President of the Board of Directors at Üntes Group Companies. From 1999 to 2012, Mr. Şanal acted as the accounting member in the Board of Directors of Central Anatolian Exporters Association (OAİB) Machine and Spare Parts Exporters Association. From 2012 to 2018, Mr. Şanal acted as Vice Chairman of Turkish HVAC&R Exporters Association. Mehmet Şanal is still an Assembly Member at Ankara Chamber of Industry, member of The Union of Chambers and Commodity Exchanges of Turkey (TOBB) HVAC&R Assembly, President of Başkent Ankara ve Anadolu Konfederasyonu-Başkon, and a counsellor at Iskav. Mr. Mehmet Şanal is married with two children, named İrem and İpek.

Osman Baştaş

Member of the Board of Directors

Osman Baştaş, Born in Ankara in 1981, graduated from Bilkent University, Department of Tourism and Hotel Management in 2003, and then completed the “BA Extension” program for 1 year at Berkeley University, USA.

In 2004, he started to work in Diktaş Soğutma A.Ş., which is a family company. Since 2013, he has been working as a Commercial Director/Member of the Board of Directors.

After Membership of the Supervisory Board for two terms in ISIB, he continues to serve as an Accounting Member/Member of the Board of Directors as of 2022. Osman Baştaş, who continues to serve as Ankara Chamber of Industry Assembly Member and Vice President of ANGIAD, is also married and has two children, and has a good command of English.


Member of Board

He started his professional career as a Mechanical Engineer at FRITERM in late 1983. He continued to work in several disciplines such as sales, commissioning, after-sales support, production planning, and maintenance until 1996, primarily in Production and Factory Management.
His tasks and responsibilities expanded in parallel with the development and change course of the company and he became the General Manager in 1996.
Having a structure that aims to actively support non-governmental organizations in general and sectoral structures in particular, FRITERM supports staff involvement in these groups The staff members involved can devote a significant amount of time to these tasks under this framework.
He first came into contact with the associations when he joined the ISKID University-Industry Cooperation and Scholarship Committee. Secondly, he joined the International Relations Committee. He was elected to the Board of Directors of ISKID in 2008 as a result of his work in the Committees that has a fundamental role in the activities of ISKID and continued to be a member of the Board of Directors of ISKID until 2016. During this period, he served as the Chairman of the Board of Directors between 2012 and 2014.
His first contact with EUROVENT, Europe’s Industry Association for Indoor Climate, Process Cooling, and Food Cold Chain Technologies, occurred when he started to attend EUROVENT Commission and annual meetings representing ISKID as a member of the International Relations Committee. He was elected in 2012 to the Board of Directors of the EUROVENT Association representing ISKID and Turkey. In 2018, he was elected as the President of EUROVENT and chaired EUROVENT between 2018-2021.
He is currently holding the position of General Manager at Friterm A.Ş. and continues to work in various sectoral structures.