
Kolcuoglu Demirkan Koçakli is known for its ‘client-focused approach, innovative strategies, and a commitment to delivering exceptional results’. Its work spans all areas of litigation, including disputes related to commercial receivables, the sale of goods, consumer claims, banking fraud, shareholder conflicts, and white-collar crime. Counsel Begüm Biçer İlikay co-leads the practice with the vastly experienced Okan Demirkan. Okan Gündüz is also recommended for his broad palette of litigation skills.
Testimonials
Collated independently by Legal 500 research team.
‘One of the key strengths of this team is the deep expertise and experience each member brings to the table. They pride themselves on a multidisciplinary team that collaborates seamlessly, combining knowledge across various fields to tackle complex challenges effectively. They prioritize understanding our unique needs, tailoring their services to ensure the best possible outcomes. Their emphasis on open communication and transparency throughout our engagements sets them apart, fostering a sense of trust and partnership with every client. In comparison to other firms, they introduced several key innovations that enhance our client experience.'
‘In our experience, the individuals we have worked with, especially Okan Demirkan, Begüm Biçer İlikay, and Yasin Yücesan, truly stand out due to their exceptional dedication and professionalism. What sets them apart from competitors is their proactive approach and ability to bring fresh perspectives to complex issues. We have greatly valued their meticulous work ethic, relentless follow-up on every detail, and strong sense of ownership over the cases they handle. Their willingness to explore every angle and deliver well-rounded solutions has been invaluable. Each of these professionals demonstrates a commitment to excellence that goes beyond the standard, making them trusted partners in our endeavors.’
‘Kolcuoglu Demirkan Kocakli has a very dedicated disputes team for a very long time which makes a huge difference as they have built it over many years. They are not only very experienced in litigation but also in arbitration. The team (including the partners and associates) are very dedicated and hard working players. They have endless energy to litigate the cases, research and achieve success.’
‘Okan Demirkan: he is very dedicated to his clients. Has very impressive advocacy skills and a true litigator who knows how to win cases. Cihan Mercan: he is the star of young generation and already a significant player among the disputes lawyers in Turkey. Always prepared, always ready and very intelligent.’
‘Their dedication, thoroughness, and attention to detail have been instrumental in navigating the complexities of our legal matters. Their ability to provide clear guidance, anticipate potential challenges, and ensure that we are fully protected has been invaluable. The level of professionalism and expertise they have consistently demonstrated is truly commendable.’
‘Okan Demirkan. He is a very bright legal mind with exceptional arbitration capabilities and qualities.’
‘The KDK team blends experience, expertise, and enthusiasm seamlessly. Senior and junior members collaborate in perfect harmony.’
‘Mr. Okan Demirkan is exceptionally knowledgeable and possesses outstanding legal skills. Mr. Cihan Mercan is an emerging talent with a brilliant intellect and commendable personal qualities. Ms. Cansu Doğan is also a key team member, distinguished by her robust legal background and excellent communication skills.'
Key clients
- Porsche
- Dyson
- Mak 4 You
- Transamine
- X Trade Brokers
- Dikey Vitamin
- PVcase
- OMBI S.R.L
- Atlas Ship Supply
- Liebherr-International
- Vinmar Group
- Combell NV (a subsidiary of team.blue)
- SOCAR AQS
- ArcelorMittal RZK
- AS Mintos Marketplace
- Sel Dış Ticaret
- XCMG
- QTerminals
- LR Health & Beauty Systems
- Gates Corporation
- Bahrain Middle East Bank
- Deloitte
- D-Market (known as Hepsiburada)
- Bedeschi
- Alsim Alarko
- Odea Bank
- Upfield
- Cummins
- Abdi İbrahim
- Comercial Soluex
- Terumo Europe
- Delayfix
- Kita Srl
- Marelli
- VHV Allgemeine Sigorta
- Roxcel
- Huntsman
- Global Founders Capital
- Arempa International
- Atelier Luxury Group
Work highlights
- Representing an esteemed football coach as well as his family in relation to a high-profile fraud case stemming from a fraudulent transaction by a bank branch manager that has garnered significant national attention.
- Representing Dikey Vitamin, an athlete nutriment manufacturer and vending machine operator in Turkey, in a complex unfair competition dispute against a subsidiary of one of the country’s leading conglomerates.
- Representing Porsche SE in a complex consumer lawsuit.
Lawyers

Practice head
The lawyer(s) leading their teams.
Okan Demirkan, Begüm Biçer İlikay