Rahmi M. Koç completed his graduate studies in Industrial Management at Johns Hopkins University in the USA. He began his career at Koç Group in 1958 at Otokoç and held various senior positions at Koç Holding. After serving as Chairman of the Executive Committee starting from 1980, he was appointed as the Chairman of the Board of Directors of Koç Holding A.Ş. in 1984. 

Ömer M. Koç received his B.A. degree from Columbia University in 1985. He worked at Kofisa Trading for one year. He completed his MBA at Columbia University in 1989. Mr. Koç worked at Ramerica International Inc. and then he joined Koç Group in 1990 and held various senior positions such as Manager at Gazal A.Ş., Financial Coordinator, Vice President and President of Energy Group at Koç Holding.

He became a Member of the Board of Directors of Koç Holding in 2004, and served as Vice Chairman of the Board of Directors in 2008. On February 22, 2016, he was appointed as the Chairman of Koç Holding. He is also the Chairman of Turkish Educational Foundation Board of Trustees, Chairman of Koç University Board of Trustees, President of Geyre Foundation, Chairman of Yapı Kredi Culture, Arts and Publishing Board of Directors, and Chairman of Tüpraş Board of Directors. Ömer M. Koç has been on the Board of Directors at Aygaz A.Ş. since 1996, and has been the Vice Chairman since 2001.

Dr. Bülent Bulgurlu graduated from Ankara Engineering and Architectural Faculty and he continued the doctoral program at the Norwegian University of Science and Technology. He began his career as a Construction Engineer at Elliot Strömme in Oslo in 1972. He joined Garanti İnşaat in 1977 as an engineer and worked as Planning and Construction Manager, Work Site Coordination and Construction Manager, Assistant General Manager and General Manager. He assumed the position of Executive Member at Garanti-Koza. 

Starting from 1996, he worked at Koç Holding as the President of the Tourism and Services Group, President of the Tourism and Construction Group and President of the Consumer Durables and Construction Group. He served as the CEO of Koç Holding A.Ş. from May 2007 to April 2010. 

He is a member of the Board of Directors at Koç Holding since May 2007. He is also a member of TÜSİAD (Turkish Industrialists' and Businessmen's Association) and TURMEPA (The Turkish Marine and Environment Protection Association). Bülent Bulgurlu has been serving on the Aygaz Board of Directors since 2008.

Levent Çakıroğlu graduated from Ankara University, School of Political Science in Business Administration and completed his MBA at the University of Illinois. He began his career at the Ministry of Finance as Junior Accountant in 1988. Between 1997 and 1998, he worked as part-time lecturer at Bilkent University and as Vice President of Financial Crimes Investigation Board at Ministry of Finance.

He joined Koç Holding A.Ş. in 1998 as Finance Group Coordinator and he served as the General Manager of Koçtas Yapı Marketleri Tic. A.Ş. from 2002 to 2007 and Migros Türk T.A.Ş. from 2007 to 2008, the General Manager of Arçelik A.Ş. from 2008 to 2015 and as President of Consumer Durables Group at Koç Holding A.Ş. from 2010 to 2015.

Appointed as the Vice Chief Executive Officer in February 2015, he has been serving as Chief Executive Officer of Koç Holding A.Ş. since April 2015. He is a member of the Board of Directors at Koç Holding and he has been serving on the Aygaz Board of Directors since 2015.

Yağız Eyüboğlu graduated from Boğaziçi University with BA degree in Economics in 1991, he earned his MBA from Koç University in 1996. He started his professional life as a Management Trainee at Arçelik A.Ş. in 1991. In 1993, he was promoted to Koç Holding Headquarters, where he worked for more than 10 years, as Senior Internal Auditor, Assistant Financial Coordinator and Financial Coordinator, respectively. 

Between 2004 and 2009, Eyüboğlu assumed several responsibilities within the Koç Group, namely, CFO of Arçelik A.Ş., CEO and Board Member of Beko Elektronik A.Ş., Assistant to the President of the Koç Holding Foreign Trade and Tourism Group, and Human Resources Director of Koç Holding. In 2009 he joined Aygaz A.Ş. where he served as the C.E.O. of the company until October 2015. Following his assignment to Koç Holding as the Deputy President of Energy Group in October 2015, he is now serving as the President of Energy Group at Koç Holding since April 2016. 

Serving as Board Member at several companies of Koç Conglomerate, Eyüboğlu also carries out the positions of President of World LPG Association (WLPGA), President of the Board of Trustees of Turkish Family Health and Planning Foundation (TAPV), Board Member of International Competitive Research Institution. He has started to serve as a Member of the Board of Directors of Aygaz A.Ş. in 2016.