Law Firm in Istanbul Premium Legal Services - Ongur Partners

MESSAGE FROM THE CHAIRWOMAN

At ONGUR & PARTNERS, we are proud to serve as a trusted legal partner for international clients who seek excellence, reliability, and strategic insight in their legal matters in Turkey. Our team of highly skilled and multilingual international lawyers in Turkey has extensive experience advising foreign investors, multinational companies, and government institutions on cross-border legal issues, international contracts, arbitration, and complex corporate matters.

Our success is built on professionalism, integrity, and a deep understanding of both Turkish law and foreign legal systems. We provide tailor-made legal solutions for our clients, whether they are entering the Turkish market, forming a company, investing in real estate, or managing international disputes. At ONGUR & PARTNERS, we believe in building long-term relationships that go beyond legal services—many of our clients become lifelong friends. We would be honored to welcome you into the ONGUR & PARTNERS legal family.

Av. Dr. Arzu ONGUR, Chairwoman
Dr. Arzu Ongur - Senior Turkish Business Lawyer in Turkey

DEFINING LEGAL EXCELLENCE IN ISTANBUL

CALL BY PHONE: +90 532 707 51 13
why work with ongurpartners

ONGUR & PARTNERS is an active member of several prestigious legal and business institutions:

  • International Bar Association (IBA)
  • Turkish Bar Union (TBB)
  • Ankara Bar Association (ABA)
  • Italian Chamber of Commerce and Industry (CCIIST)
  • International Law and Investment Association (ILIDA)

OUR TEAM

Expert Legal Support in Istanbul

Are you looking to hire a lawyer in Istanbul? Our team provides premium consultancy tailored for international investors and corporations in Turkey’s commercial heart.
☎️ CALL US

+90 532 707 51 13

📩 E-MAIL US

[email protected]

Avv. Dr. Arzu ONGUR, Ph.D.

Managing Partner | Chairwoman TURKINVEST International A.Ş. | International Arbitration & Investment Law Expert

Key Roles

  • Managing Partner – ONGUR & PARTNERS International Law Office | Chairwoman – TURKINVEST International A.Ş.
  • President – International Law Investments Association (ILIDA)
  • Board Member – CCIIST Italian Chamber of Commerce and Industries
  • Board Member – Turkish Bar Union Arbitration Centre
  • Representative – Turkish Bar Union at the International Bar Association (IBA)

Profile Summary

Dr. Arzu ONGUR is a leading international lawyer based in Istanbul, Turkey, with nearly 20 years of experience in cross-border legal and investment matters.

As Managing Partner of ONGUR & PARTNERS, she has represented over 500 international clients in complex disputes, including:

  • International arbitration
  • Foreign direct investment (FDI)
  • Competition and antitrust law
  • Commercial disputes

She also serves as Chairwoman of TURKINVEST International A.Ş., President of ILIDA, Board Member of CCIIST and the Turkish Bar Union Arbitration Center, and represents the Turkish Bar at the IBA.

A respected legal scholar and practitioner, she is the author of a book and multiple international articles on FDI, arbitration, international legal services, and competition law in Turkey.

Education

  • Ph.D. in Law – Ankara University, Faculty of Law (Focus: Competition Law)
  • Master’s Degree in International Law – University of Bologna, Italy
  • Master’s Degree – Collegio Europeo di Parma, Italy
  • LL.B. – Ankara University, Faculty of Law
  • Professional Training in Arbitration & ADR – Washington, D.C. & Florence, Italy

Areas of Expertise

  • International Arbitration – Milano Arbitration Center, LCIA, ICSID, ICC, UNCITRAL
  • Foreign Direct Investment Law in Turkey
  • Competition & Antitrust Law
  • Public Procurement & Government Contracts
  • Energy, Defense & Aviation Law
  • International Commercial Contracts
  • Company Formation & Cross-Border Transactions
  • Real Estate & Investment Licensing in Turkey

Languages

  • English – Fluent
  • Italian – Fluent
  • Turkish – Native
  • Sworn Translator – Certified in all three languages
Dr. Arzu Ongur

Dr. Arzu Ongur

Managing Partner & Senior Attorney

Dr. Arzu Ongur is a senior attorney-at-law specializing in International Investment Law, and Citizenship & Residency programs. As the founding partner of Ongur & Partners, with offices in Ankara and Istanbul, she provides strategic legal consultancy to high-net-worth individuals and global corporations. Holding an LL.M. in International Law, Dr. Ongur is a recognized authority on the Turkish CBI (Citizenship by Investment) legal framework.

Trusted International Expertise

Led by Dr. Arzu ONGUR, our firm combines 20+ years of local expertise with a global perspective to solve complex cross-border disputes.

☎️ CALL US

+90 532 707 51 13

📩 E-MAIL US

[email protected]

Finding a reliable, licensed English speaking lawyer in Istanbul is absolutely essential for international individuals and multinational companies seeking strict legal clarity and effective judicial representation in Turkey’s vibrant commercial heart. At Ongur & Partners, we firmly understand that long-term transactional certainty begins with flawless communication, especially when navigating the complex, fast-paced regulatory landscape of a global metropolis like Istanbul.

Our corporate clients benefit directly from collaborating face-to-face with an elite team of English-speaking lawyers in Istanbul, completely eliminating the systemic need for costly intermediaries or third-party legal translators. This direct lines of communication allows international corporate investors to fully comprehend their exact yasal pozisyonu regarding Istanbul’s intricate local regulations, evaluate operational risks with absolute accuracy, and execute heavily informed decisions—ultimately maximizing the velocity of success across Turkish courts.

At Ongur & Partners, our specialized Istanbul corporate team consists of internationally trained attorneys who have completed advanced post-graduate LL.M. degrees at prominent foreign universities and are fully proficient in technical legal English. In addition, our boutique practice delivers seamless communication in both English and Italian, ensuring that our European, Mediterranean, and global clients can express their commercial objectives confidently throughout every high-stakes stage of their legal process in Istanbul.

Whether you are a institutional investor entering the dynamic Istanbul real estate market, an entrepreneur successfully establishing a new commercial venture via the Istanbul Chamber of Commerce (ITO), or an individual requiring advanced dispute resolution, retaining an experienced English speaking lawyer in Istanbul ensures that your corporate rights and assets are clearly understood, risk-mitigated, and fiercely protected across all Turkish jurisdictions.

Choosing the right global legal partner is one of the most business-critical decisions for multinational companies operating across the Turkish market. Whether you are executing a high-stake strategic investment or managing a complex transnational dispute, aligning your operations with the best lawyer in Istanbul can decisively impact your final judicial outcome.

  1. Look for International Experience in Istanbul: When you prepare to hire a lawyer in Istanbul, heavily prioritize legal advisors with prestigious foreign LL.M. degrees and a proven corporate track record with cross-border clientele.
  2. Ensure Advanced Local Jurisdictional Knowledge: The absolute best lawyer in Istanbul must possess a profound, practical understanding of localized court dynamics, specifically interfacing with the Istanbul Commercial Courts and navigating the Istanbul Trade Registry Office.
  3. Flawless English Speaking Capability: Maintaining clear, direct communication with an elite English speaking lawyer in Istanbul completely eliminates operational risks and ensures your high-value legal strategy is executed without administrative or translation errors.

At Ongur & Partners, our premier Istanbul law office seamlessly combines elite global compliance standards with deep localized expertise to provide the highest quality corporate representation in the absolute heart of Turkey’s commercial capital.

Establishing a commercial business in Turkey’s intense economic hub requires a flawless, precise understanding of localized regulatory frameworks. Executing a successful company formation in Istanbul is a streamlined corporate process, yet it heavily demands senior expert guidance to seamlessly navigate the statutory requirements of the Istanbul Chamber of Commerce (ITO) and provincial tax administrations.

For foreign institutional investors, strategic company formation in Istanbul typically involves choosing between a resilient Limited Liability Company (LLC) or a sophisticated Joint Stock Company (JSC). Our elite corporate team at Ongur & Partners acts as a highly dedicated, premier company formation agent in Istanbul, handling the entire legal lifecycle—from drafting airtight articles of association to rapidly obtaining corporate tax identification numbers and official registration with the Istanbul Trade Registry Office.

Whether you are rapidly setting up a new multi-million dollar venture in the prominent financial districts of Levent or Maslak, or establishing a strategic liaison representative office, collaborating with a specialized, internationally recognized law firm in Istanbul ensures that your foreign direct investment is systematically built on a fully compliant and solid legal foundation.

Istanbul, standing as the undisputed economic engine of the country, continuously attracts global corporations looking for strategic Mergers and Acquisitions (M&A) in Turkey. However, navigating the intricate M&A landscape in the Turkish metropolis requires a deep, institutional understanding of localized regulations, antitrust compliance, and cultural business practices. Partnering with a premier law firm in Istanbul is a critical strategic necessity to successfully execute complex cross-border deals.

Our senior business lawyers in Istanbul provide comprehensive, end-to-end oversight for sophisticated M&A transactions, including exhaustive corporate due diligence, risk assessment, and transaction structuring that strictly aligns with the Turkish Commercial Code. Whether your strategy dictates an asset purchase or a cross-border share purchase, securing a reliable, board-level lawyer in Istanbul ensures that the entire deal is structured on an unassailable legal foundation.

Furthermore, most landmark M&A transactions involve significant corporate physical holdings. Our specialized real estate lawyers in Istanbul meticulously investigate official title deed (Tapu) records, environmental liabilities, and zoning disputes to guarantee that the acquired portfolio adds long-term equity rather than hidden liabilities. At Ongur & Partners, our elite English speaking lawyers in Istanbul act as a vital institutional link, ensuring absolute financial clarity and operational transparency throughout the entire cross-border acquisition process.

As Turkey’s primary business hub, Istanbul hosts a massive, complex volume of international trade, which inevitably leads to high-stakes legal conflicts. Navigating commercial litigation in Istanbul rigorously requires an elite law firm that deeply understands the nuance of localized court dynamics and the specific procedural practices of the prominent Istanbul Commercial Courts.

At Ongur & Partners, we provide senior expert representation for foreign direct investors in comprehensive dispute resolution in Istanbul, offering a robust range of alternative legal mechanisms including multi-layered litigation, international arbitration, and strategic mediation. While the national state court system remains the statutory default for many corporate entities, our specialized litigation lawyers in Istanbul frequently recommend custom institutional arbitration or mediation to achieve accelerated, highly confidential results.

Whether your corporation is currently dealing with a severe breach of contract or an intricate shareholder dispute, collaborating with an experienced, internationally recognized law firm in Istanbul ensures that your cross-border commercial interests are dynamically protected. Furthermore, our seasoned team is exceptionally well-versed in aggressively handling complex assets enforcement cases before the Istanbul Enforcement Directorates, ensuring that final judicial decisions and arbitral awards are effectively and rapidly executed.

In the modern era of global commerce, Istanbul serves as a critical, high-velocity bridge for intricate cross-border transactions. Drafting and reviewing international contracts in Istanbul has become a highly specialized operational field, as multinational businesses must guarantee that their commercial agreements strictly comply with both mandatory Turkish statutes and universal global compliance standards.

At Ongur & Partners, we systematically assist global corporations in the strategic negotiation, drafting, and execution of complex commercial agreements within Istanbul’s diverse industrial and financial sectors. Whether it is a multi-layered international sales agreement for a Maslak-based enterprise or a complex distribution contract closely involving the Istanbul Customs Directorates, our experienced contract lawyers in Istanbul provide the technical legal expertise needed to thoroughly mitigate cross-border operational risks.

A masterfully drafted commercial contract remains the absolute first line of corporate defense against future high-value legal disputes. We fiercely focus on ensuring that strategic alternative dispute resolution (ADR) clauses, choice of law provisions, and swift enforcement mechanisms are explicitly defined to protect your liquid assets in the Turkish metropolis. Collaborating with a specialized, tier-one law firm in Istanbul ensures that your international contracts are not only legally unassailable but also strategically optimized to secure success in the competitive Turkish market.

Immigration & Residence Authorities

  • Directorate General of Migration Management: en.goc.gov.tr

    Official portal for residency permits, investor visas, and legal immigration procedures overseen by the Istanbul Provincial Migration Directorate.

  • Ministry of Foreign Affairs – Visa Portal: mfa.gov.tr/visa-info

    Consular requirements, inbound entry rules, and legal visa regulations for international corporate clients entering the commercial market.

Investment & Property Regulations

  • Invest in Turkey (Presidency Investment Office): invest.gov.tr

    The official governmental guide for global foreign direct investments (FDI), corporate setups, and strategic legal incentives in Turkey’s economic hub.

  • General Directorate of Land Registry and Cadastre (TKGM): tkgm.gov.tr/en

    National statutory authority regulating legal foreign real estate acquisitions, zoning protocols, and official title deed (Tapu) transfers in Istanbul.

Legal Framework & Official Gazette

  • Official Gazette (Resmi Gazete): resmigazete.gov.tr

    Daily official publication of newly enacted statutes, decrees, and latest amendments regarding the Turkish Citizenship by Investment program.

  • Ministry of Justice – Legislation Database: mevzuat.gov.tr

    The primary consolidated and searchable legal database containing all active Turkish Commercial Codes, enforcement regulations, and active statutes.

Expert Istanbul Lawyer & Law Firm – Real Estate & Corporate Services | 20+ Years Experience

If you are looking to hire a lawyer in Istanbul, Ongur & Partners provides premium legal consultancy explicitly tailored for international institutions and private investors. As a leading law firm in shadow of Istanbul‘s financial center, our premier Istanbul law office specializes in high-value corporate portfolios, ranging from elite real estate lawyer in istanbul services to seamless Turkish citizenship by investment frameworks. Our dedicated english speaking lawyer in istanbul team ensures that your corporate cross-border transactions and personal assets are rigorously protected with 20+ years of local expertise and unmatched global standards.

Ongur & Partners is recognized as one of the foremost international law firms operating in Turkey, delivering tier-one corporate solutions to a wide array of multinational companies conducting complex business between Italy and Turkey. Our multi-disciplinary team is composed of licensed Turkish lawyers fully fluent in legal English and Italian, collaborating closely with prominent European legal partners on select projects to deliver the highest quality judicial strategies. “Our dedicated experts in immigration citizenship law in turkey are fully prepared to streamline your corporate residency and investment applications.”

With the bilateral trade volume between Italy and Turkey reaching an impressive 30 billion USD, comprehensive legal expertise in cross-border transactions and industrial investments has never been more crucial. Dr. Arzu Ongur, Managing Partner of Ongur & Partners, plays an instrumental role in this bilateral commercial arena as an active Board Member and the Official Representative of the Italian Chamber of Commerce and Industry (CCIIST)—a historic, government-recognized NGO originally founded by the joint states of Italy and Turkey in 1885. This institutional bridge allows our firm to merge capital-level regulatory power with Istanbul’s intense commercial dynamism.

Selecting the right lawyer istanbul connection can be the decisive difference between a completely seamless transaction and a catastrophic legal hurdle. Our firm consistently stands out in the region because every corporate lawyer istanbul advisor at Ongur & Partners strictly prioritizes transparent communication, transparent fixed-fee alignments, and result-oriented defense strategies. If you are seeking an expert attorney who deeply understands the procedural intricacies of institutional international arbitration, our practice is fully equipped to manage high-stakes transnational dispute resolution.

Furthermore, an experienced legal specialist at our firm does far more than just theoretically interpret current statutes; they provide a comprehensive risk-mitigated roadmap for long-term success in the competitive Turkish market. We firmly believe that a proactive legal partner should isolate administrative and structural risks before they can escalate into severe corporate liabilities. This preventive approach is precisely why global conglomerates consistently seek to retain a specialized corporate attorney from our prestigious international team.

WHY CHOOSE ONGUR & PARTNERS INTERNATIONAL LAW FIRM?

Ankara-Istanbul Strategic Edge

While Istanbul stands as the undisputed commercial heart of Turkey, Ankara operates as its core administrative and regulatory brain. Ongur & Partners bridges this geographical and bureaucratic gap seamlessly. Our integrated cross-border legal team masterfully manages your high-value commercial deals through our premier law firm in Istanbul operations, while simultaneously handling complex regulatory approvals, strategic government relations, and direct ministry applications from our central headquarters in Ankara. This powerful dual-presence ensures that international corporate investors receive both rapid commercial execution and unassailable regulatory compliance under one prestigious firm.

Commercial & Investment Authority in Istanbul

Our premier Istanbul law office is strategically positioned to navigate the highly complex commercial landscape of Turkey’s financial capital. We provide boutique specialized legal advocacy for high-net-worth individuals and global entities, focusing heavily on high-value real estate acquisitions, corporate structuring, and intricate cross-border transactions. By combining local market intelligence with rigid international legal standards, our dedicated team ensures that your substantial investments in Istanbul are legally sound, risk-mitigated, and fiercely protected under Turkish Law.

Proven Success in Turkish Citizenship

Our proven corporate track record in navigating high-stakes Turkish Citizenship by Investment applications remains unmatched. Having masterfully executed hundreds of successful investor portfolios, our elite legal team provides a comprehensive, end-to-end full-service approach—from meticulous property due diligence and asset valuation to final passport issuance. We do not merely provide theoretical legal advice; we systematically deliver unassailable results. As authors of prominent, leading analysis on national CBI regulatory frameworks and the latest citizenship decrees, we guarantee that your global investment is fast, secure, and fully compliant with the absolute newest government mandates.

Transparency & International Trust

At our premier law firm in Istanbul, we strictly prioritize international legal ethics, corporate integrity, and professional transparency above all else. We provide our multinational clients with absolute financial clarity through structured, fixed-fee arrangements and comprehensive legal reporting at every critical stage of their judicial proceedings. Operating under rigid global standards, we guarantee that your sensitive commercial data and corporate legal interests are fiercely protected with the highest level of confidentiality. Our long-standing reputation as a trusted institutional legal partner in Turkey is built on decades of unyielding integrity and dedicated advocacy for our elite global clientele.

FREQUENTLY ASKED QUESTIONS

Visit Our Istanbul Office

Take the first step toward building a secure future. Our experienced team is here to guide you through every legal matter with precision.

📱 WHATSAPP

+90 532 707 51 13

☎️ ISTANBUL BRANCH OFFICE

+90 212 823 58 83

📩 E-MAIL US

[email protected]

Location : Şişli, İstanbul

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