Koca & Ersöz Hukuk Bürosu / Anwaltskanzlei

M.A. Founder, Partner, Attorney at Law, Trademark Attorney, and Mediator

Attorney at Law Melis Ersöz Koca

Av. Melis Ersöz Koca has been working as an attorney since 2008 by the Istanbul Bar Association. She has worked as law intern in different law offices in Turkey and Germany. She is fluent in German and English. She admitted by the Federal Consulate of Germany in Istanbul as a trusted lawyer (Vertrauensanwalt). Melis Ersöz Koca is also registered at the Berlin Bar Association of Germany. She has been working as a Trademark Attorney since 2013 and as a Mediator since 2016.

Foreign Languages: German, English


1999 – 2003 Pertevniyal High School
2003 – 2007 Marmara University Faculty of Law
2007 – 2010 Marmara University Institute of Social Sciences – Privat Law, M.A. Degree: PPPs in the Light of EU and Turkish Law
2010 – Awarded by Ünal Aysal Foundation
2008 – 2009 Köln University
2010 – …. Marmara Üniversitesi Institute of Social Sciences – Privat Law, Ph.D. Pending: EU Inheritance Law Revolution

Founder, Partner, Attorney at Law, Trademark Attorney, and Mediator

Attorney at Law Serhat Koca

Serhat Koca continues his career as a lawyer by the Istanbul Bar Association. In addition to his profession of law, he is a Mediator and a Trademark Attorney. He has a good command of English. He has extensive experience especially in commerce law, contract law, real estate and inheritance law. Especially in Europe and the US he has cooperations with several law offices, including Germany. He aims to serve the best service by having the responsibility of both domestic and overseas clients in private law disputes in Turkey.

Foreign Languages: English


1999 – 2003 Kabataş High Schhol
2003 – 2007 Marmara University Faculty of Law
2009 – 2010 RMIT University (REW), Melbourne, Australia

team-member

Serhat Koca continues his career as a lawyer by the Istanbul Bar Association. In addition to his profession of law, he is a Mediator and a Trademark Attorney. He has a good command of English. He has extensive experience especially in commerce law, contract law, real estate and inheritance law. Especially in Europe and the US he has cooperations with several law offices, including Germany. He aims to serve the best service by having the responsibility of both domestic and overseas clients in private law disputes in Turkey.

Attorney at Law Serhat Koca

Founder, Partner, Attorney at Law, Trademark Attorney, and Mediator

team-member

Av. Melis Ersöz Koca has been working as an attorney since 2008 by the Istanbul Bar Association. She has worked as law intern in different law offices in Turkey and Germany. She is fluent in German and English. She admitted by the Federal Consulate of Germany in Istanbul as a trusted lawyer (Vertrauensanwalt). Melis Ersöz Koca is also registered at the Berlin Bar Association of Germany. She has been working as a Trademark Attorney since 2013 and as a Mediator since 2016.

Melis Ersöz Koca

M.A. Founder, Partner, Attorney at Law, Trademark Attorney, and Mediator

team-member

Merve Çalışkan completed her high school education in 2012 as the valedictorian. She graduated with high honors from Marmara University Faculty of Law in 2016. She has been practicing law as a member of the Istanbul Bar Association since 2017. She has been serving as a mediator since 2022 and is specialized in Labor Law, Commercial Law, and Intellectual and Industrial Property Law.

Merve Çalışkan

Attorney at Law and Mediator

team-member

Sibel Soydemir Bektaş graduated from high school at the top of her class in 2010. In 2014, she graduated with honours from the Faculty of Law at Istanbul University. She received her licence to practise law in October 2015 and has been doing so as a member of the Istanbul Bar Association ever since. In 2022, she completed basic mediation training, followed by specialisation programmes in Labour Law, Commercial Law and Consumer Law mediation in 2024. She has gained extensive experience in various fields of law, primarily labour law, representing both employees and employers.

Sibel Soydemir

Attorney at Law

team-member

Alican Kanılmaz graduated from Istanbul University Faculty of Law in 2017. Between 2019–2022, he completed his master’s degree in Public Law at Bahçeşehir University Institute of Social Sciences. In 2023, he successfully completed an expert training on “Qualified Calculations in Family and Inheritance Law,” organized by Başkent University.

Alican Kanılmaz

Attorney at Law

team-member

2014 - 2018 Basaksehir Doga College 2018 - 2022 Istanbul University Faculty of Law Zeynep Yanık completed her high school degree at Basaksehir Doga College as the valedictorian in 2018. She graduated from Istanbul University Faculty of Law as an honor student in 2022. She has been continuing her legal internship in our office since 2023 as a member of the Istanbul Bar Association. Foreign Language: English

Zeynep Yanik

Attorney at Law

team-member

2013 - 2018 Kadıköy Anadolu High School 2018 - 2023 Turkish-German University, Faculty of Law Aybüke İlter graduated with honors from the Turkish-German University Faculty of Law in 2023. She began her legal traineeship in our office under the Istanbul Bar Association in 2023, subsequently joining as a lawyer upon completion of her traineeship. Languages: English, German

Aybüke İlter

Attorney at Law

team-member

Tuğçe Şahin successfully completed her bilingual German-English Abitur in 2015 at the Helmholtz-Gymnasium in Bonn, Germany. She then pursued the binational double-degree program in German-Turkish Law at the University of Cologne and the Altınbaş University in Istanbul, graduating with a Bachelor of Laws (LL.B.) and a Hukuk Lisansı. Her studies were supported by a full scholarship and a DAAD scholarship. She subsequently began her legal traineeship at the Istanbul Bar Association. Tuğçe is fluent in German, Turkish, and English, and has basic proficiency in French.

team-member

1985 – 1988 Muratlı High School 1988 – 1992 Dokuz Eylül University Faculty of Economy He became Independent Accountant and Financial Advisor in 1999. In 2015, he also got the Independent Auditor Certificate by being affiliated to the Public Oversight Authority by qualifying for the Ankara University Independent Auditor Certificate. Since 1992, he works in many domestic and foreign individuals and corporate capital firms in various sectors; Establishment provides organization structure, Production and Management Planning, Personnel, Accounting, Independent audit, tax refund and tax consultancy services. Within the scope of the Turkish Commercial Code, he provides consultancy services on mergers, divisions, capital increases, capital reductions, investment incentives, tax returns.

Murat Ersöz

Financial Advisor, Independent Auditor

team-member

Our assistant Gamze Bakır started her career in 2011 after completing her education and worked as an assistant manager in various companies. She plans our office schedules and assists our executive team. She joined the Koca & Ersöz team in 2015.

Gamze Bakır

Assistant

team-member

2010 - 2017, Şeyma Tokuç attended Ludwig-Meyn-High School in Uetersen. She then successfully completed her studies in German Language Teaching at Muğla Sıtkı Koçman University from 2019 to 2023.

Şeyma Tokuç

Client Services Coordinator

team-member

Meryem Ürün graduated from the Faculty of Law at Kadir Has University in 2020. After graduation, she gained professional experience in her field. After moving to Germany, she studied German and then started working at Koca Ersöz Law Firm. With a focus on the legal system, Meryem continues to develop her expertise in client relationship management and the coordination of international legal processes.

Meryem Ürün

Client Services Coordinator

For your questions