Erdem & Erdem


Ferko Signature, Büyükdere Caddesi
No. 175, Kat. 3
Esentepe - Şişli, İstanbul

+90 212 291 7383

+90 212 291 7382

Key contacts:

Founder & Senior Partner: Prof. Dr. H. Ercüment Erdem
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Founder & Managing Partner: Piraye Erdem
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Partner & Head of Corporate: Özgür Kocabaşoğlu, LLM
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Partner & Head of Dispute Resolution: Süleyman Sevinç
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Partner: Tuna Çolgar, LLM
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Partner & Competition and Compliance Leader: Mert Karamustafaoğlu, LLM
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Partner and Mediator : Alper Uzun, LLM

Quick facts:

Number of lawyers: 32
Network memberships: Terralex, TAGLaw
Languages: Turkish, English, French, German

Erdem & Erdem is an international law firm dedicated to providing practical business solutions to a diverse range of clients particularly in cross-border business transactions, M&As, corporate restructuring and governance, international contracts, corporate finance, project finance, energy/renewable energy, privatizations and PPPs, private equity investments, capital markets, competition and antitrust, litigation (execution and bankruptcy), tax and international arbitration.

Our team has a breadth of experience and advises adiversified network of local and global clientele from different regions and cultures. Our team’s experience, both globally and locally, as well as our solution focused approach, are key assets for our clients and assists them to reach their goals successfully. Our clients are increasingly seeking to engage in cross border investments and turning to Erdem & Erdem to manage their most complex and multi-layered landmark projects with developing international business in a wide range of sectors, including private equity and greenfield investments, maritime transport and port development/management, infrastructure, energy and renewables, mining and metals, petrochemicals, real estate and construction, heavy industries, cement, retail, e-commerce, telecommunications, automotive supply and manufacturing industry.

We have international desks aiming to provide our clients with not only our legal expertise, but also the knowledge of doing business in different countries. We have a China and Far East Desk, a Gulf Countries Desk, a Germany Desk, and a Russia, CIS and Central Asia Desk. Under the activities of our desks, we advise foreign investors and companies entering into and active in the Turkish market. Also, we advise Turkish clients who wish to do business abroad, in all kinds of business operations, as well as representing them in the critical phases of their business before the competent courts, arbitration and administrative bodies, with the support of a group of professionals who have extensive experience from different countries.

For further information, please visit

Banking and Finance, Capital Markets
Ercüment Erdem

Özgür Kocabaşoğlu

Didem Adlığ

Mergers & Acquisitions
Ercüment Erdem

Özgür Kocabaşoğlu

Tuna Çolgar

Energy & Renewables
Tuna Çolgar

Mert Karamustafaoğlu

Competition & Antitrust, Compliance
Mert Karamustafaoğlu

Ecem Süsoy Uygun

Start-ups and Private Equity Investments
Ercüment Erdem

Tuna Çolgar

Ercüment Erdem

Özgür Kocabaşoğlu

Real Estate & Construction
Tuna Çolgar

Canan Doksat

International Business Transactions and Commercial Contracts
Özgür Kocabaşoğlu

Tuna Çolgar

Dispute Resolution
Ercüment Erdem

Piraye Erdem

Süleyman Sevinç

Alper Uzun

Tax Law
Canan Doksat

Insurance Law
Süleyman Sevinç

Intellectual Property
Özgür Kocabaşoğlu

Personal Data Protection
Mert Karamustafaoğlu

Sevgi Ünsal Özden

Sports Law
Tuna Çolgar

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Erdem & Erdem Consultancy Ltd.
1476 Sokak, No:2 D:27 
Aksoy Plaza Alsancak
Izmir, 35220
T: +90 232 464 6676
F: +90 232 466 0121