Management

Serving as the General Manager at Bookinturkey.com between 2001 and 2003, Mehmet Ali Akarca continued his career as the General Manager of Koç.Net Telecommunication Technologies and Communication Services Inc. in 2004 - 2011, and as Deputy General Manager at Zer Central Services and Trade Inc. in 2011-2012. From 2012 to 2017, Akarca served at Türk Telekom Group as Vice President of Marketing and Communications, Corporate Customer Vice President and CEO, respectively. He has served as General Manager of KoçSistem since April 1, 2017.

Mehmet Ali Akarca has a bachelor’s degree from the University of Nottingham School of Economics. He received post-graduate degree in marketing and tourism at the University of Surrey. Mehmet Ali Akarca is married and has two children.

Ahmet Barış Düzenli started his career at Koç Holding A.Ş. as an Information Technologies specialist in 1998. In 2005, he worked as Computer Network and Help Desk Group Leader. He worked as Information Technologies Manager at Aygaz A.Ş. in 2009, and worked as Information Technologies Director at Tüpraş – Türkiye Petrol Rafinerileri A.Ş. In 2023, He started to work as Assistant General Manager of Technology in KoçSistem.

Ahmet Barış Düzenli, born in 1977 in Izmir, graduated from Istanbul University, Department of Electrical and Electronics Engineering in 1998, and then completed his MBA graduate education at Yeditepe University in 2004. He is married and has a child.

Asena Akbalcılar Aşkın started her business life with Avea İletişim Hizmetleri A.Ş. And then she started as a Human Resources Business Partner in HSBC, worked as Organizational Design and Planning Senior Specialist, Salary and Benefits Consultant and Salary, Benefits, Organization Design and Planning Manager at HSBC in 2012. She started to work as Koç Holding Human Resources Manager in 2015 and assumed the positions of Recruitment Manager in 2017 and Recruitment and Talent Management Manager in 2019. In 2023, She started to work as as Assistant General Manager of Human Resources in KoçSistem.

Asena Akbalcılar Aşkın born in 1985 in Istanbul. She completed the MA in Human Resources Management and Career Counseling at Ankara University in 2010, after graduating from the Middle East Technical University Department of Philosophy in 2008. She completed the Executive MBA department at Koç University in 2020.

Cüneyt Özdilek started his career as an ERP Consultant at KoçSistem Information and Communication Services, then as a Customer Relations Manager at KoçSistem in 2000. Respectively, he served as the Service Sales Manager, Solutions and Service Sales Group Manager, Group Manager of Customer Relationship Management, and Director of Customer Relationship Management. Between 2014 and 2016, Özdilek served as System Integration Director and, from 2016, as Technology Solutions and Services Director. In May 2017, he was appointed as the Chief Operations Officer and in Feb 2023 he was appointed as the Chief Marketing and Sales Officer.

Cüneyt Özdilek received his Bachelor’s degree from Marmara University Department of Industrial Engineering. He is married and has two children.

Evren Dereci started his professional career in 1999 as Brand Manager at Unilever. Between 2002-2007 he worked as Advisory Services Associate Manager at PricewaterhouseCoopers; between 2007-2010, he continued his career at Vodafone as Senior Manager in Commercial Finance; between 2010-2015, he worked in Türk Telekom Group as Marketing and Sales Director at TT Consumer Business Unit and Sales Director at Avea. He was Executive Vice President of Teknosa in charge of Telecom and e-Commerce between 2015 and 2017. May 2017, he was appointed as Chief Marketing Officer at KoçSistem. January 2023, he was appointed as Managing Director at KoçDigital.

Evren Dereci received his Bachelor’s degree from Istanbul University Department of Economics and holds an MBA from the Massachusetts Institute of Technology (MIT) in business administration. He is married and has two children.

Sertdemir started her career as Assistant Audit Manager at PricewaterhouseCoopers in 2006. In 2011, he worked as Finance Specialist, Financial Reporting Specialist, Financial Reporting and Analysis Manager, Finance Manager and Finance Coordinator at Koç Holding, respectively. As of April 2023, he assumed the position of Assistant General Manager of Financial Affairs at KoçSistem.

Serving as the General Manager at Bookinturkey.com between 2001 and 2003, Mehmet Ali Akarca continued his career as the General Manager of Koç.Net Telecommunication Technologies and Communication Services Inc. in 2004 - 2011, and as Deputy General Manager at Zer Central Services and Trade Inc. in 2011-2012. From 2012 to 2017, Akarca served at Türk Telekom Group as Vice President of Marketing and Communications, Corporate Customer Vice President and CEO, respectively. He has served as General Manager of KoçSistem since April 1, 2017.

Mehmet Ali Akarca has a bachelor’s degree from the University of Nottingham School of Economics. He received post-graduate degree in marketing and tourism at the University of Surrey. Mehmet Ali Akarca is married and has two children.

Ahmet Barış Düzenli started his career at Koç Holding A.Ş. as an Information Technologies specialist in 1998. In 2005, he worked as Computer Network and Help Desk Group Leader. He worked as Information Technologies Manager at Aygaz A.Ş. in 2009, and worked as Information Technologies Director at Tüpraş – Türkiye Petrol Rafinerileri A.Ş. In 2023, He started to work as Assistant General Manager of Technology in KoçSistem.

Ahmet Barış Düzenli, born in 1977 in Izmir, graduated from Istanbul University, Department of Electrical and Electronics Engineering in 1998, and then completed his MBA graduate education at Yeditepe University in 2004. He is married and has a child.

Asena Akbalcılar Aşkın started her business life with Avea İletişim Hizmetleri A.Ş. And then she started as a Human Resources Business Partner in HSBC, worked as Organizational Design and Planning Senior Specialist, Salary and Benefits Consultant and Salary, Benefits, Organization Design and Planning Manager at HSBC in 2012. She started to work as Koç Holding Human Resources Manager in 2015 and assumed the positions of Recruitment Manager in 2017 and Recruitment and Talent Management Manager in 2019. In 2023, She started to work as as Assistant General Manager of Human Resources in KoçSistem.

Asena Akbalcılar Aşkın born in 1985 in Istanbul. She completed the MA in Human Resources Management and Career Counseling at Ankara University in 2010, after graduating from the Middle East Technical University Department of Philosophy in 2008. She completed the Executive MBA department at Koç University in 2020.

Cüneyt Özdilek started his career as an ERP Consultant at KoçSistem Information and Communication Services, then as a Customer Relations Manager at KoçSistem in 2000. Respectively, he served as the Service Sales Manager, Solutions and Service Sales Group Manager, Group Manager of Customer Relationship Management, and Director of Customer Relationship Management. Between 2014 and 2016, Özdilek served as System Integration Director and, from 2016, as Technology Solutions and Services Director. In May 2017, he was appointed as the Chief Operations Officer and in Feb 2023 he was appointed as the Chief Marketing and Sales Officer.

Cüneyt Özdilek received his Bachelor’s degree from Marmara University Department of Industrial Engineering. He is married and has two children.

Evren Dereci started his professional career in 1999 as Brand Manager at Unilever. Between 2002-2007 he worked as Advisory Services Associate Manager at PricewaterhouseCoopers; between 2007-2010, he continued his career at Vodafone as Senior Manager in Commercial Finance; between 2010-2015, he worked in Türk Telekom Group as Marketing and Sales Director at TT Consumer Business Unit and Sales Director at Avea. He was Executive Vice President of Teknosa in charge of Telecom and e-Commerce between 2015 and 2017. May 2017, he was appointed as Chief Marketing Officer at KoçSistem. January 2023, he was appointed as Managing Director at KoçDigital.

Evren Dereci received his Bachelor’s degree from Istanbul University Department of Economics and holds an MBA from the Massachusetts Institute of Technology (MIT) in business administration. He is married and has two children.

Sertdemir started her career as Assistant Audit Manager at PricewaterhouseCoopers in 2006. In 2011, he worked as Finance Specialist, Financial Reporting Specialist, Financial Reporting and Analysis Manager, Finance Manager and Finance Coordinator at Koç Holding, respectively. As of April 2023, he assumed the position of Assistant General Manager of Financial Affairs at KoçSistem.

Serving as the General Manager at Bookinturkey.com between 2001 and 2003, Mehmet Ali Akarca continued his career as the General Manager of Koç.Net Telecommunication Technologies and Communication Services Inc. in 2004 - 2011, and as Deputy General Manager at Zer Central Services and Trade Inc. in 2011-2012. From 2012 to 2017, Akarca served at Türk Telekom Group as Vice President of Marketing and Communications, Corporate Customer Vice President and CEO, respectively. He has served as General Manager of KoçSistem since April 1, 2017.

Mehmet Ali Akarca has a bachelor’s degree from the University of Nottingham School of Economics. He received post-graduate degree in marketing and tourism at the University of Surrey. Mehmet Ali Akarca is married and has two children.

Ahmet Barış Düzenli started his career at Koç Holding A.Ş. as an Information Technologies specialist in 1998. In 2005, he worked as Computer Network and Help Desk Group Leader. He worked as Information Technologies Manager at Aygaz A.Ş. in 2009, and worked as Information Technologies Director at Tüpraş – Türkiye Petrol Rafinerileri A.Ş. In 2023, He started to work as Assistant General Manager of Technology in KoçSistem.

Ahmet Barış Düzenli, born in 1977 in Izmir, graduated from Istanbul University, Department of Electrical and Electronics Engineering in 1998, and then completed his MBA graduate education at Yeditepe University in 2004. He is married and has a child.

Asena Akbalcılar Aşkın started her business life with Avea İletişim Hizmetleri A.Ş. And then she started as a Human Resources Business Partner in HSBC, worked as Organizational Design and Planning Senior Specialist, Salary and Benefits Consultant and Salary, Benefits, Organization Design and Planning Manager at HSBC in 2012. She started to work as Koç Holding Human Resources Manager in 2015 and assumed the positions of Recruitment Manager in 2017 and Recruitment and Talent Management Manager in 2019. In 2023, She started to work as as Assistant General Manager of Human Resources in KoçSistem.

Asena Akbalcılar Aşkın born in 1985 in Istanbul. She completed the MA in Human Resources Management and Career Counseling at Ankara University in 2010, after graduating from the Middle East Technical University Department of Philosophy in 2008. She completed the Executive MBA department at Koç University in 2020.

Cüneyt Özdilek started his career as an ERP Consultant at KoçSistem Information and Communication Services, then as a Customer Relations Manager at KoçSistem in 2000. Respectively, he served as the Service Sales Manager, Solutions and Service Sales Group Manager, Group Manager of Customer Relationship Management, and Director of Customer Relationship Management. Between 2014 and 2016, Özdilek served as System Integration Director and, from 2016, as Technology Solutions and Services Director. In May 2017, he was appointed as the Chief Operations Officer and in Feb 2023 he was appointed as the Chief Marketing and Sales Officer.

Cüneyt Özdilek received his Bachelor’s degree from Marmara University Department of Industrial Engineering. He is married and has two children.

Evren Dereci started his professional career in 1999 as Brand Manager at Unilever. Between 2002-2007 he worked as Advisory Services Associate Manager at PricewaterhouseCoopers; between 2007-2010, he continued his career at Vodafone as Senior Manager in Commercial Finance; between 2010-2015, he worked in Türk Telekom Group as Marketing and Sales Director at TT Consumer Business Unit and Sales Director at Avea. He was Executive Vice President of Teknosa in charge of Telecom and e-Commerce between 2015 and 2017. May 2017, he was appointed as Chief Marketing Officer at KoçSistem. January 2023, he was appointed as Managing Director at KoçDigital.

Evren Dereci received his Bachelor’s degree from Istanbul University Department of Economics and holds an MBA from the Massachusetts Institute of Technology (MIT) in business administration. He is married and has two children.

Sertdemir started her career as Assistant Audit Manager at PricewaterhouseCoopers in 2006. In 2011, he worked as Finance Specialist, Financial Reporting Specialist, Financial Reporting and Analysis Manager, Finance Manager and Finance Coordinator at Koç Holding, respectively. As of April 2023, he assumed the position of Assistant General Manager of Financial Affairs at KoçSistem.

Serving as the General Manager at Bookinturkey.com between 2001 and 2003, Mehmet Ali Akarca continued his career as the General Manager of Koç.Net Telecommunication Technologies and Communication Services Inc. in 2004 - 2011, and as Deputy General Manager at Zer Central Services and Trade Inc. in 2011-2012. From 2012 to 2017, Akarca served at Türk Telekom Group as Vice President of Marketing and Communications, Corporate Customer Vice President and CEO, respectively. He has served as General Manager of KoçSistem since April 1, 2017.

Mehmet Ali Akarca has a bachelor’s degree from the University of Nottingham School of Economics. He received post-graduate degree in marketing and tourism at the University of Surrey. Mehmet Ali Akarca is married and has two children.

Ahmet Barış Düzenli started his career at Koç Holding A.Ş. as an Information Technologies specialist in 1998. In 2005, he worked as Computer Network and Help Desk Group Leader. He worked as Information Technologies Manager at Aygaz A.Ş. in 2009, and worked as Information Technologies Director at Tüpraş – Türkiye Petrol Rafinerileri A.Ş. In 2023, He started to work as Assistant General Manager of Technology in KoçSistem.

Ahmet Barış Düzenli, born in 1977 in Izmir, graduated from Istanbul University, Department of Electrical and Electronics Engineering in 1998, and then completed his MBA graduate education at Yeditepe University in 2004. He is married and has a child.

Asena Akbalcılar Aşkın started her business life with Avea İletişim Hizmetleri A.Ş. And then she started as a Human Resources Business Partner in HSBC, worked as Organizational Design and Planning Senior Specialist, Salary and Benefits Consultant and Salary, Benefits, Organization Design and Planning Manager at HSBC in 2012. She started to work as Koç Holding Human Resources Manager in 2015 and assumed the positions of Recruitment Manager in 2017 and Recruitment and Talent Management Manager in 2019. In 2023, She started to work as as Assistant General Manager of Human Resources in KoçSistem.

Asena Akbalcılar Aşkın born in 1985 in Istanbul. She completed the MA in Human Resources Management and Career Counseling at Ankara University in 2010, after graduating from the Middle East Technical University Department of Philosophy in 2008. She completed the Executive MBA department at Koç University in 2020.

Cüneyt Özdilek started his career as an ERP Consultant at KoçSistem Information and Communication Services, then as a Customer Relations Manager at KoçSistem in 2000. Respectively, he served as the Service Sales Manager, Solutions and Service Sales Group Manager, Group Manager of Customer Relationship Management, and Director of Customer Relationship Management. Between 2014 and 2016, Özdilek served as System Integration Director and, from 2016, as Technology Solutions and Services Director. In May 2017, he was appointed as the Chief Operations Officer and in Feb 2023 he was appointed as the Chief Marketing and Sales Officer.

Cüneyt Özdilek received his Bachelor’s degree from Marmara University Department of Industrial Engineering. He is married and has two children.

Evren Dereci started his professional career in 1999 as Brand Manager at Unilever. Between 2002-2007 he worked as Advisory Services Associate Manager at PricewaterhouseCoopers; between 2007-2010, he continued his career at Vodafone as Senior Manager in Commercial Finance; between 2010-2015, he worked in Türk Telekom Group as Marketing and Sales Director at TT Consumer Business Unit and Sales Director at Avea. He was Executive Vice President of Teknosa in charge of Telecom and e-Commerce between 2015 and 2017. May 2017, he was appointed as Chief Marketing Officer at KoçSistem. January 2023, he was appointed as Managing Director at KoçDigital.

Evren Dereci received his Bachelor’s degree from Istanbul University Department of Economics and holds an MBA from the Massachusetts Institute of Technology (MIT) in business administration. He is married and has two children.

Sertdemir started her career as Assistant Audit Manager at PricewaterhouseCoopers in 2006. In 2011, he worked as Finance Specialist, Financial Reporting Specialist, Financial Reporting and Analysis Manager, Finance Manager and Finance Coordinator at Koç Holding, respectively. As of April 2023, he assumed the position of Assistant General Manager of Financial Affairs at KoçSistem.

Serving as the General Manager at Bookinturkey.com between 2001 and 2003, Mehmet Ali Akarca continued his career as the General Manager of Koç.Net Telecommunication Technologies and Communication Services Inc. in 2004 - 2011, and as Deputy General Manager at Zer Central Services and Trade Inc. in 2011-2012. From 2012 to 2017, Akarca served at Türk Telekom Group as Vice President of Marketing and Communications, Corporate Customer Vice President and CEO, respectively. He has served as General Manager of KoçSistem since April 1, 2017.

Mehmet Ali Akarca has a bachelor’s degree from the University of Nottingham School of Economics. He received post-graduate degree in marketing and tourism at the University of Surrey. Mehmet Ali Akarca is married and has two children.

Ahmet Barış Düzenli started his career at Koç Holding A.Ş. as an Information Technologies specialist in 1998. In 2005, he worked as Computer Network and Help Desk Group Leader. He worked as Information Technologies Manager at Aygaz A.Ş. in 2009, and worked as Information Technologies Director at Tüpraş – Türkiye Petrol Rafinerileri A.Ş. In 2023, He started to work as Assistant General Manager of Technology in KoçSistem.

Ahmet Barış Düzenli, born in 1977 in Izmir, graduated from Istanbul University, Department of Electrical and Electronics Engineering in 1998, and then completed his MBA graduate education at Yeditepe University in 2004. He is married and has a child.

Asena Akbalcılar Aşkın started her business life with Avea İletişim Hizmetleri A.Ş. And then she started as a Human Resources Business Partner in HSBC, worked as Organizational Design and Planning Senior Specialist, Salary and Benefits Consultant and Salary, Benefits, Organization Design and Planning Manager at HSBC in 2012. She started to work as Koç Holding Human Resources Manager in 2015 and assumed the positions of Recruitment Manager in 2017 and Recruitment and Talent Management Manager in 2019. In 2023, She started to work as as Assistant General Manager of Human Resources in KoçSistem.

Asena Akbalcılar Aşkın born in 1985 in Istanbul. She completed the MA in Human Resources Management and Career Counseling at Ankara University in 2010, after graduating from the Middle East Technical University Department of Philosophy in 2008. She completed the Executive MBA department at Koç University in 2020.

Cüneyt Özdilek started his career as an ERP Consultant at KoçSistem Information and Communication Services, then as a Customer Relations Manager at KoçSistem in 2000. Respectively, he served as the Service Sales Manager, Solutions and Service Sales Group Manager, Group Manager of Customer Relationship Management, and Director of Customer Relationship Management. Between 2014 and 2016, Özdilek served as System Integration Director and, from 2016, as Technology Solutions and Services Director. In May 2017, he was appointed as the Chief Operations Officer and in Feb 2023 he was appointed as the Chief Marketing and Sales Officer.

Cüneyt Özdilek received his Bachelor’s degree from Marmara University Department of Industrial Engineering. He is married and has two children.

Evren Dereci started his professional career in 1999 as Brand Manager at Unilever. Between 2002-2007 he worked as Advisory Services Associate Manager at PricewaterhouseCoopers; between 2007-2010, he continued his career at Vodafone as Senior Manager in Commercial Finance; between 2010-2015, he worked in Türk Telekom Group as Marketing and Sales Director at TT Consumer Business Unit and Sales Director at Avea. He was Executive Vice President of Teknosa in charge of Telecom and e-Commerce between 2015 and 2017. May 2017, he was appointed as Chief Marketing Officer at KoçSistem. January 2023, he was appointed as Managing Director at KoçDigital.

Evren Dereci received his Bachelor’s degree from Istanbul University Department of Economics and holds an MBA from the Massachusetts Institute of Technology (MIT) in business administration. He is married and has two children.

Sertdemir started her career as Assistant Audit Manager at PricewaterhouseCoopers in 2006. In 2011, he worked as Finance Specialist, Financial Reporting Specialist, Financial Reporting and Analysis Manager, Finance Manager and Finance Coordinator at Koç Holding, respectively. As of April 2023, he assumed the position of Assistant General Manager of Financial Affairs at KoçSistem.

Serving as the General Manager at Bookinturkey.com between 2001 and 2003, Mehmet Ali Akarca continued his career as the General Manager of Koç.Net Telecommunication Technologies and Communication Services Inc. in 2004 - 2011, and as Deputy General Manager at Zer Central Services and Trade Inc. in 2011-2012. From 2012 to 2017, Akarca served at Türk Telekom Group as Vice President of Marketing and Communications, Corporate Customer Vice President and CEO, respectively. He has served as General Manager of KoçSistem since April 1, 2017.

Mehmet Ali Akarca has a bachelor’s degree from the University of Nottingham School of Economics. He received post-graduate degree in marketing and tourism at the University of Surrey. Mehmet Ali Akarca is married and has two children.

Ahmet Barış Düzenli started his career at Koç Holding A.Ş. as an Information Technologies specialist in 1998. In 2005, he worked as Computer Network and Help Desk Group Leader. He worked as Information Technologies Manager at Aygaz A.Ş. in 2009, and worked as Information Technologies Director at Tüpraş – Türkiye Petrol Rafinerileri A.Ş. In 2023, He started to work as Assistant General Manager of Technology in KoçSistem.

Ahmet Barış Düzenli, born in 1977 in Izmir, graduated from Istanbul University, Department of Electrical and Electronics Engineering in 1998, and then completed his MBA graduate education at Yeditepe University in 2004. He is married and has a child.

Asena Akbalcılar Aşkın started her business life with Avea İletişim Hizmetleri A.Ş. And then she started as a Human Resources Business Partner in HSBC, worked as Organizational Design and Planning Senior Specialist, Salary and Benefits Consultant and Salary, Benefits, Organization Design and Planning Manager at HSBC in 2012. She started to work as Koç Holding Human Resources Manager in 2015 and assumed the positions of Recruitment Manager in 2017 and Recruitment and Talent Management Manager in 2019. In 2023, She started to work as as Assistant General Manager of Human Resources in KoçSistem.

Asena Akbalcılar Aşkın born in 1985 in Istanbul. She completed the MA in Human Resources Management and Career Counseling at Ankara University in 2010, after graduating from the Middle East Technical University Department of Philosophy in 2008. She completed the Executive MBA department at Koç University in 2020.

Cüneyt Özdilek started his career as an ERP Consultant at KoçSistem Information and Communication Services, then as a Customer Relations Manager at KoçSistem in 2000. Respectively, he served as the Service Sales Manager, Solutions and Service Sales Group Manager, Group Manager of Customer Relationship Management, and Director of Customer Relationship Management. Between 2014 and 2016, Özdilek served as System Integration Director and, from 2016, as Technology Solutions and Services Director. In May 2017, he was appointed as the Chief Operations Officer and in Feb 2023 he was appointed as the Chief Marketing and Sales Officer.

Cüneyt Özdilek received his Bachelor’s degree from Marmara University Department of Industrial Engineering. He is married and has two children.

Evren Dereci started his professional career in 1999 as Brand Manager at Unilever. Between 2002-2007 he worked as Advisory Services Associate Manager at PricewaterhouseCoopers; between 2007-2010, he continued his career at Vodafone as Senior Manager in Commercial Finance; between 2010-2015, he worked in Türk Telekom Group as Marketing and Sales Director at TT Consumer Business Unit and Sales Director at Avea. He was Executive Vice President of Teknosa in charge of Telecom and e-Commerce between 2015 and 2017. May 2017, he was appointed as Chief Marketing Officer at KoçSistem. January 2023, he was appointed as Managing Director at KoçDigital.

Evren Dereci received his Bachelor’s degree from Istanbul University Department of Economics and holds an MBA from the Massachusetts Institute of Technology (MIT) in business administration. He is married and has two children.

Sertdemir started her career as Assistant Audit Manager at PricewaterhouseCoopers in 2006. In 2011, he worked as Finance Specialist, Financial Reporting Specialist, Financial Reporting and Analysis Manager, Finance Manager and Finance Coordinator at Koç Holding, respectively. As of April 2023, he assumed the position of Assistant General Manager of Financial Affairs at KoçSistem.