Esin Attorney Partnership, Member Firm of Baker & McKenzie International, a Swiss Verein advises multinational corporates across the infrastructure, healthcare, financial services, travel, and technology sectors on digital taxation, tax audits, disputes, restructuring, and planning. Bringing over 25 years to the group, Erdal Ekinci leads the practice with Orhan Pala who utilises a background as a tax inspector at the Ministry of Finance. Key support is provided by senior associate İpek Beril Bozoğlu.

Leveraging its position as part of the PwC global network, GSG Attorneys at Law/GSG Hukuk provides a comprehensive service to globally recognised corporations operating across a broad range of sectors, notably technology, pharmaceuticals, electronics, real estate, and entertainment. The practice that is headed by Ezgi Turkmen, who brings a background in tax auditing and extensive experience to complex tax and customs disputes. Director Gülcan Caliskan, specialises in tax inspections, while Öykü Ocal is another key member of the team.

With extensive experience in advising multinational corporates across the energy, automotive, and IT spheres, the tax boutique firm NAZALI Attorney Partnership counts various international household names on its client roster, notably Siemens, Samsung, and LG Electronics. The team’s full-service offering encompasses tax litigation, consultancy, and the tax aspects of M&A and transfer pricing. The practice is jointly headed by Ersin Nazali, who utilises his background as a tax inspector in the Revenue Administration in tax-customs disputes, customs litigation, and transfer pricing; experienced litigator and mediator Gözde Saruhan Berk; and senior associate Begüm Solak Ekler, a specialist in tax-free restructurings.

With ‘excellent skills, deep knowledge, and experience combined with personalized service‘, ADMD/Mavioglu & Alkan Law Office is a key port of call for various agriculture, energy, retail, and technolgy entities. The team’s full service covers complex tax litigation, audits, compliance, succession planning, and the tax aspects of restructuring and M&A. The practice is headed by firm co-founder Duygu Alkan, who also serves as the senior partner for the firm’s dispute resolution team. Co-founder and firm managing partner Orhan Yavuz Mavioglu brings expertise in litigation and investment tax matters. Other key figures include tax compliance specialist Barlas Guclu, Sevgi Durmus, who is knowledgeable of matters involving double taxation treaties and applications; and Mine Tamusta.

Praised for its ‘client-oriented and business-minded approach‘, Hergüner Bilgen Üçer Attorney Partnership is a strong choice for domestic and multinational corporates operating across the manufacturing, oil and gas, energy, banking, aerospace, hospitality and real estate sectors. The team’s full service offering covers multi-jurisdictional tax litigation and assistance matters involving stamp, corporate, and income tax . The practice is headed by experienced tax litigators Ayşe Hergüner Bilgen and Tolga Danışman, with key support provided by counsel Zaman Özer, a specialist in risk management and tax compliance.

Penezoglu Law Firm is a strong choice for domestic and multinational corporates operating in the energy, entertainment, and real estate spaces on tax planning, risk analysis, administration, and litigation. The practice is headed by experienced litigator and founder Yusuf Gokhan Penezoglu, who brings expertise to international tax structuring and consultancy services. Other key figures include senior associates Zeynep Kilavuz, Ece Sara Tari and Ayse Uzun Nurili.

Bezen & Partners advises financial institutions and corporates operating across the energy, finance, infrastructure, and software sectors, on tax litigation, credits, customs matters, VAT, stamp duty, and the tax aspects of banking and finance transactions. The practice is led by Serdar Bezen, who draws on a background in project finance; and Ege Göktuna, who holds a Ph.D. in Tax Law.

Praised for its ‘impressive track record of successfully navigating complex tax issues’ Erdem & Erdem Law Office advises automotive, shipping, real estate, insurance and banking corporates on restructuring, administrative fines, and complex tax litigation. The practice is led by Canan Doksat who was appointed to partner in January 2023, and brings experience in disputes and reconciliation procedures against customs duties and fines. Key support is provided at the associate level by Beyza Günsel Sürücü.

GNDO Legal/ Gündüz Özgenç Attorney Partnership is well-regarded for its in-depth experience in complex, multi-jurisdictional tax litigation. The team’s diverse client base spans pharmaceutical, insurance, as well as logistics and tourism entities, and is headed by seasoned litigators Zeki Gündüz and Selçuk Özgenç.

Moroglu Arseven advises corporates operating across the transport, technology, entertainment sectors on a wide range of day-to-day corporate matters, including regulatory compliance, cross-border transactions, and tax litigation. The practice is led by Ertunç Şirin, who brings expertise to tax administrative procedures and disputes, in addition to sanctions and international trade. The team is supported by senior associate and compliance specialist Metin Abut.

Pekin & Pekin often advises insurers, banks, and high-net-worth individuals on matters ranging from the tax aspects of cross-border transactions, indirect taxation, tax inspections, as well in litigation. The team is headed by experienced tax planner Firat Yalçin, who also leads the firm’s M&A practice.