Senior management

He completed his undergraduate studies in the Department of Electronics and Communication Engineering at Yıldız Technical University in 1984. He then pursued a master’s degree in Cybersecurity at Gazi University.

He began his professional career in 1985 as an R&D Engineer at TELETAŞ Telecommunications Inc.

In 1987, he joined NETAŞ Telecommunications Inc. as a Quality Engineer, a position he held until he became the Quality Manager, serving in that role until 1998. He then took on the role of Mobile Communication Technologies Manager, a position he held until 2004.

Between 2004 and 2009, he served as a Board Member at  Information and Communication Technologies Authority of Türkiye (BTK).

From 2010 to 2015, he served as the General Manager of PROBİL Information Technologies Inc. and was also a member of the Executive Board of NETAŞ Telecommunications Inc.

He served as the General Manager of HAVELSAN Inc. from 2015 to 2020.

Between 2011 and 2020, he was the President of the Information Security Association.

He held memberships in the TOBB Software and Telecommunications assemblies, SASAD and TESİD Board of Directors, and the Internet Development Board.

He also served as a board member for AKGÜN Technology and KRON Technology companies.

After his advisory roles to the Advisor to the Chairman of the TBMM National Defense Commission and as a Counsellor to Ministry of Transport and Infrastructure of Türkiye, he was appointed as the General Manager of TÜRKSAT Inc. on September 26, 2024.

Mehmet SARI graduated from Ankara University, Faculty of Political Sciences, Department of Public Administration in 1995.

He began his career as an advisor to a Member of Parliament at the Grand National Assembly of Türkiye (GNAT) between 1996 and 1998.

From 1998 to 2002, he worked as a manager in various branches of Ziraat Bank. In 2002, he returned to the GNAT to continue his role as an advisor to a Member of Parliament, a position he held until 2006.

In 2006, he joined the Information and Communication Technologies Authority (ICTA), where he worked as a Communications Specialist within the Telecommunications Communication Presidency. In 2014, he was appointed as Head of the Administrative and Financial Affairs Department at ICTA, serving in this role until 2016.

In 2016, he was appointed as a Trustee at TEKİNAK Gıda A.Ş., a role he fulfilled until 2018.

In 2017, Mehmet SARI started serving as the Head of the Corporate Communications Unit at the Ombudsman Institution of Türkiye, a position he held until 2023. In 2022, he was appointed Acting Secretary General of the same institution and continued in this role until 2024.

Additionally, he has served as an alternate board member and advisor to the president at the Turkish Red Crescent. He currently serves as a Member of the Audit Board of the Turkish Fencing Federation.

As of November 29, 2024, Mehmet SARI has been serving as the Deputy General Manager for Corporate Services at Türksat A.Ş.

Mehmet SARI is proficient in English and has an intermediate knowledge of Arabic. He is married and has three children.

İrfan Yıldız graduated from Yıldız Technical University, Department of Electronics and Communication Engineering in 1988. He completed his master’s degree in Electronics at Gebze Institute of Technology in 1999.
He began his career in 1989 as an engineer at Türk Telekom (formerly PTT) in Istanbul. He held various positions, including Senior Engineer, Deputy Director of Gebze Telecom Technical Operations, Director of Gebze Telecom, Regional Director of Istanbul's Anatolian Side, and Regional Director of Kocaeli Telecom and Provincial Telecom.

During the last 12 years of his tenure at Türk Telekom, he served as Regional Director in Bursa, Ankara, and Antalya.
In these roles, he provided leadership not only in technical fields but also in sales, customer relations, commercial, and financial matters. He actively participated in transformation projects related to technology, customers, systems, and management within the company and the industry.

On November 5, 2021, he was appointed Director of Universal Mobile Services at Türksat A.Ş., and on November 29, 2024, he became the Deputy General Manager of Cable Services.
He speaks English and is married with two children.

Dr. Demirel has been assigned as the Deputy General Manager responsible for satellite communications services on January 29, 2021.

He started his career in 2006 as a specialist in Türksat A.Ş. Between 2006-2008, he was the Satellite Electric Power Systems Specialist in France within the scope of the “Türksat 3A Satellite Project Technology Transfer Program”. He took part in satellite design activities within Türksat R&D and Satellite Design Directorate and in the management of installation and acceptance processes of USET, which is the only satellite assembly, integration and test center of Turkey.

Between 2014 and 2021, he conducted Türksat 5A, Türksat 5B and the first domestic communication satellite Türksat 6A satellite programs as Türksat Satellite Programs Director.

Between 2014 and 2021, he directed satellite programs for Türksat 5A, Türksat 5B and Türksat 6A (the first domestic communication satellite) as Türksat Satellite Programs Director.

He completed his undergraduate education in Istanbul Technical University Electrical Engineering Department in 2002. He received his master's degree from Darmstadt Technical University Electrical and Electronics Engineering Department in Germany and completed his Ph.D. in the same department.

After completing his primary, secondary and high school education in Çorum, he graduated from Istanbul University Computer Science and Engineering. He completed his master’s degree in the field of Computer Engineering at Gebze Technical University. He is currently working on his doctoral studies at the same university. In 1998, he started his professional career in the private sector in Istanbul. He became an IT manager in 2001.

In 2005, he continued his career as a Software Development Manager at Türksat. He was appointed as Software Development Director in 2014. In December of 2020, he was appointed as the Department Head of Turkey Agricultural Credit Cooperatives. In May 2021, with the decision made by Türksat’s Executive Board, he was appointed as Deputy General Manager responsible for Türksat Informatics Services.

Orhan KOCA completed his undergraduate studies at Yıldız Technical University in the Department of Electronics and Communications Engineering. He earned his master’s degree in the Department of Information Security at the Institute of Informatics, Hacettepe University, within the Computer Engineering Faculty.

He began his professional career in 2005 as a software test engineer. Between 2006 and 2007, he worked as a Network Engineer at Istanbul Metropolitan Municipality (İBB). From 2007 to 2014, he served as a senior engineer in the Network Technologies department of Turkcell Communication Services.

Between 2015 and 2018, he worked at the Information and Communication Technologies Authority (BTK) under the Telecommunications Communication Presidency as a Specialist and Coordinator of Information Networks.

From 2018 to 2024, he held the position of Technical Operations Department Head at BTK, responsible for IT Services, Information Networks, Data Centers, Server Systems Management, and Cybersecurity.

On November 29, 2024, he was appointed Deputy General Manager for E-Government at Türksat A.Ş.

He holds internationally recognized professional certifications in areas such as Cybersecurity, Networking, ITIL V4 Professional, and Data Center Design and Operations.

Orhan KOCA is married and has three children.

Mustafa ÖZYAR, who started his professional life as a judge in 1997, served as Legal Advisor to the Prime Ministry in 2007 after working as a judge for 12 years, and served as the General Manager of Legislation Development and Publication of the Prime Ministry between 2011 and 2015, as well as a member of the Supervisory Board of Anadolu Agency and the Chairman of the Board of Directors of the Prime Ministry Printing House Revolving Capital Enterprise.
Mr. ÖZYAR, who was a member and Deputy Chairman of the Prime Ministry Information Acquisition and Evaluation Board, served as the 2016-2017 Parliamentary Ombudsman, Deputy Undersecretary of the Prime Ministry, and coordinated the drafting of the legislation enacted during the transition phase of the Presidential Government System. After the transition to the Presidential Government System, he served as Deputy Secretary General of the Grand National Assembly of Turkey responsible for legislation, and served as Advisor to the Council of Elders of the Organization of Turkic States between 2022-2023.
Mr. ÖZYAR graduated from İzmir Dokuz Eylül University Faculty of Law and completed his master's degree in Public Law at Selçuk University Faculty of Law.

Çerikci is the Türksat Legal Counsel since 2014. Currently, he is the Chairman of the Access Providers Association and member of the RAYSİMAŞ Rail Systems Engineering Consulting Inc. Board of Directors.

He started his professional career as a freelance lawyer in his own office in 1997. After having working for 7 years, he worked as a Specialist Lawyer in Türksat Legal Consultancy in 2005. He also served as manager responsible for litigations at Türksat. He served as a consultant in the TBMM between 2010-2014.

A graduate of Ankara University Faculty of Law he has a Notarial and Mediator certificate.