ACTECON combines deep competition law expertise with commercial insight across multiple sectors. Recent standout work includes key merger filings for cross-border transactions and high-profile investigations. The team has been pivotal in advising clients on merger control threshold exceptions. Bahadir Balki has secured notable victories in cartel and abuse of dominance investigations by the TCA. Fevzi Toksoy strengthens the team with his expertise in EU and Turkish competition law, alongside international trade remedies. Ertuğrul Can Canbolat brings a blend of economic and strategic expertise in merger control and investigations. Mustafa Ayna and Caner K. Cesit are adept at both compliance and regulatory matters.

ELIG Gürkaynak Attorneys-at-Law leverages its leading competition law expertise to address complex merger control issues and represent companies before the Turkish Competition Board. The firm advises a broad array of multinational corporations and prominent domestic clients. Founding partner Gönenç Gürkaynak is a recognised authority on merger control and competition law. Korhan Yıldırım’s expertise covers cartel agreements, abuse of dominance, concentrations, and joint ventures. Öznur Inanılır regularly advises on restrictive agreements, abuse of dominance investigations, and complex mergers. Onur Özgümüş frequently represents corporate clients before the Turkish Competition Authority and administrative courts. Dilara Yeşilyaprak brings specialist competition law and experience in precedent-setting matters.

Balcioglu Selçuk Eymirlioglu Ardiyok Keki Attorney Partnership is highly regarded for its innovative handling of cases before the TCA and administrative courts. The team possesses strong commercial expertise in the life sciences, energy, tech, and insurance sectors, with a focus on merger control and antitrust compliance. Şahin Ardıyok leads the practice, representing major clients in TCA investigations and M&A filings. Bora İkiler‘s comprehensive practice spans all areas of competition law, with significant experience before the TCA. Barış Yüksel offers extensive competition law support to clients in the telecoms and energy sectors.

Erdem & Erdem Law Office offers critical EU and Turkish competition law advice on M&A transactions, investigations, compliance programmes, and distributorship systems. The team plays a pivotal role in defending dominant firms accused of abuse of a dominant position by the Competition Authority and ensures M&A deals meet competition regulations. Ercüment Erdem, with over 40 years of experience, specialises in antitrust, M&A, and arbitration. Ecem Süsoy Uygun provides key support throughout all stages of competition law investigations. Mert Karamustafaoğlu departed the firm in February 2025.

Esin Attorney Partnership, Member Firm of Baker & McKenzie International, a Swiss Verein excels in merger control advice and robustly defends clients in high-stakes investigations. The team also supports its clients through tailored competition training and compliance sessions. Hakan Özgökçen is well-versed in the intricacies of antitrust investigations concerning all forms of abuse of dominance allegations. Esen Ergül has represented a variety of multinational companies before the TCA. Complex merger control filings and antitrust investigations are both regular features of Ceren Seymenoğlu‘s active practice. Sinan Diniz departed the practice in July 2024.

Multijurisdictional merger transactions and complex competition investigations are core elements of Kolcuoglu Demirkan Koçakli’s active practice. The team’s expertise spans all stages of investigations, including litigation and appeals in administrative courts when required. Competition law audit and compliance programmes are another method utilised by the group to support its clients. Umut Kolcuoğlu brings extensive sector-specific knowledge, frequently representing clients before the TCA in filings and investigations. Neyzar Ünübol‘s broad practice covers cartel and abuse of dominance investigations, as well as appeal proceedings. Ali Tunçsav and Esen Çakır both advise multinational and domestic clients on clearance processes.

Paksoy’s antitrust and competition law practice is a cornerstone of the firm, serving an impressive roster of clients from industries such as healthcare, banking, real estate, and TMT. The team specialises in merger control filings tied to prominent M&A transactions and excels in navigating Turkish Competition Authority (TCA) investigations. Practice head Togan Turan is a distinguished competition lawyer, offering deep expertise in investigations, abuse of dominance cases, merger control filings, and negative clearance applications.

ARI Attorneys at Law has a strong grasp of the TCA’s investigative processes across various sectors. In addition to assisting with ongoing investigations, the team offers inspections and tailored training sessions to help clients prevent future competition law breaches. Mehmet Haluk Arı’s prior experience at the TCA equips him to guide clients through investigations and provide essential regulatory advice. Benan Arı is a key figure for compliance programmes, helping clients identify and mitigate competition risks within their organisations. Yildız Akinsal and Gözde Süngü routinely assist with written defences and TCA hearings.

Formed through a merger in March 2024, CoPartners is a dedicated boutique firm with deep expertise in competition law. The team handles a wide range of matters, including merger control, investigations, dawn raids, and antitrust disputes. Sezin Elçin is highly regarded for her leadership in complex merger cases and major competition investigations. Emre Önal brings a strong track record in multijurisdictional reviews, merger filings, and FDI-related competition issues. Adnan Akgün‘s experience with the TCA allows him to provide valuable insights to his clients.

Gen Temizer Erdogan Girgin Attorney Partnership has a strong grasp of complex competition law matters, including challenging TCA investigations and litigation. The firm leverages compliance programmes as preventive strategies for its clients. The practice regularly handles cases involving abuse of dominant position, merger control, and anticompetitive agreements. Multinational and domestic companies are attracted to team head Bulut Girgin‘s proven track record of representing clients before the TCA and administrative courts in cartel investigations. Simru Tayfun and Orçun Horozoğlu both bring deep experience with merger control filings across the oil & gas, pharma, DMCG, and chemicals sectors.

Hergüner Bilgen Üçer Attorney Partnership’s versatile competition team is known for its expertise in the emerging field of antitrust damages claims. The team is also recognised for its merger control support and assistance throughout the M&A process. A talented competition lawyer, Kayra Üçer is frequently tasked with M&A transactions and TCA investigations. Hazar Başar is adept with the full extent of procedures initiated by the TCA. Neşe Nur Yazgan is pivotal in developing defensive strategies for antitrust investigations.

NAZALI Attorney Partnership stands out for its strong competition law expertise and its significant presence in the FMCG and energy sectors. Team leader Metin Pektaş, with previous experience acting for the TCA and a major energy organisation, is well-regarded for his work on antitrust investigations and merger filings. Derviş Boran Beysülen remains active in prominent TCA investigations. Beyza Sarıpınar frequently advises clients in the e-commerce, pharmaceutical, energy, and finance industries. Ahmet Önder is well-versed in the competition law implications of M&A deals and minority share transactions.

As well as handling merger control filings with the TCA, Özdirekcan Dündar Şenocak Ak in partnership with Gide Loyrette Nouel is a trusted advisor in TCB and Ministry of Economy investigations. The team also supports clients through competition compliance training and the drafting and review of agreements. Its deep understanding of EU competition law is bolstered by its close collaboration with Gide Loyrette Nouel A.A.R.P.I.. Arpat Şenocak leads on corporate and M&A transactions, with a strong focus on competition law. İklim Gülsün Aytekin frequently advises multinational investors on TCA regulations and merger control aspects of their deals.

Dawn raids, competition investigations, inquiries, and administrative procedures are all regular facets of Gün + Partners‘ active antitrust practice. The team is distinguished by its expertise in the heavily regulated life sciences sector. Recent highlights for the group include advising on the nexus of IP rights and competition law matters. Özge Atılgan Karakulak regularly represents clients in TCA investigations and filings. Begüm Yavuzdoğan Okumus offers specialist knowledge in data protection, privacy, and the life sciences industry.

Günay Erdogan Attorneys At Law leverages its strong competition expertise across a wide range of industries. Çiğdem Gizem Okkaoğlu applies her extensive experience with the TCA to manage abuse of dominance cases, merger control proceedings, and cartel investigations. Yavuz Selim Günay combines his specialist IT knowledge with a deep understanding of competition law. Başak Ezgi Devecioğlu is noted for her proven expertise in handling abuse of dominance and merger control matters.

Moroglu Arseven offers comprehensive competition law services, covering everything from preliminary investigations and merger control filings to compliance advice. The team is well-versed in handling individual exemptions and sector inquiries. Seyfi Moroğlu is a trusted adviser on antitrust issues for a range of private and public companies, funds, and financial institutions. Burcu Tuzcu Ersin specialises in M&A transactions, foreign investments, and regulatory matters. Umay Rona Süerdem provides in-depth expertise on the regulatory landscape.

SRP-Legal’s competition practice is a hub for both legal consultancy and dispute resolution services. The team is highly active in compliance projects, investigations, and training programmes. Cigdem Ongun is widely recognised for her deep expertise in competition law, particularly within the IT and telecoms sectors. Gazali Soysal is a key member of the team, known for her work in data protection, privacy, and competition law.

TURUNÇ‘s experienced team is known for its proficiency in merger clearance analysis and strategic compliance advice for M&A transactions. The firm is particularly noted for its expertise in the software and venture capital sectors. Co-head Esin Çamlıbel oversees a diverse practice, covering merger control, venture capital investments, and commercial agreements. Noyan Turunç, also co-chair, brings extensive competition law experience, advising clients in the advertising, FMCG, software, and financial industries.