Strategic legal counsel for complex transactions, cross-border investments and high-stakes disputes.
OA is a full-service law firm based in Türkiye advising corporations, financial institutions, investors and families on transactions, disputes and regulatory matters of strategic importance.
Our work often sits at the intersection of corporate decision-making, financial structuring and regulatory complexity. By integrating expertise across disputes, tax, finance and corporate law, we provide legal strategies that are not only technically sound but also commercially effective.
Clients turn to OA when clarity, technical depth and disciplined execution are essential.
FIRM OVERVIEW
OUR WORK – TRANSACTIONS
OUR WORK – DISPUTES
OUR WORK – REGULATORY & ADVISORY
OUR WORK - INTERNATIONAL WORK
Advising companies, investors and financial institutions on mergers and acquisitions, financing arrangements, project finance structures and capital markets transactions.
Representing clients in complex commercial, administrative and tax disputes where financial exposure, regulatory scrutiny or corporate control issues are at stake.
Supporting companies in navigating regulatory frameworks, tax structures, competition law, technology regulation and employment matters.
Based in Türkiye — a jurisdiction positioned at the intersection of Europe, the Middle East and Asia — OA frequently advises international investors, multinational companies and financial institutions on cross-border transactions and disputes.
OUR TEAM
The success and proven track record of OA is formed by acarefully selected team of experts, Zekeriya Başar Özbilen as the leading figures. Our company culture is built upon attentivenessand a meticulously detail-oriented approach that provides thebest suited outcome in every case and for every client.
INDUSTRIES
We advise clients across sectors including energy and infrastructure, financial institutions, technology, life sciences, industrial and manufacturing, real estate and transportation and logistics.
CLOSING LINE
We advise clients across sectors including energy and infrastructure, financial institutions, technology, life sciences, industrial and manufacturing, real estate and transportation and logistics.
Levazım Mah. Koru Sok. No: 2 Zorlu Center
Residence Teras Evler
A Lobi T0 D: 01-03
PK: 34340 Beşiktaş / İstanbul
+90 (212) 257 77 00
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