Sezin Elçin Cengiz | White & Case LLP International Law Firm, Global Law Practice

Sezin Elçin Cengiz

Competition Advisor, Istanbul

T +90 212 354 2047



Sezin Elçin Cengiz leads the competition practice group of White & Case's Istanbul Office.

Ms. Cengiz is responsible for the entire range of competition-law related services including (i) preparing and managing merger filings and exemption / clearance applications, (ii) leading investigations, pre-investigations, and the preparation and negotiation of pleas for clients, (iii) giving competition law advice and guidance to clients as to their commercial contracts including joint venture and shareholders' agreements, distribution and license agreements and (iv) designing  Competition Compliance Programs and delivering tailored Competition Law Trainings for clients.

Before joining White & Case, she worked for the Turkish Competition Authority for more than 10 years. She received the official "competition expert" title following the approval of her expertise thesis on competition law in 2004.

During her time at the Competition Authority as a senior competition expert and case handler, she managed numerous investigations, led on the spot inspection (dawn raid) teams and wrote reports and recommendations including legal and economic analysis of the findings for the pre-investigations, investigations and applications, which were followed in the final decisions of the Turkish Competition Board. Ms. Cengiz also performed numerous M&A and exemption / negative clearance assessments as well as privatization cases including within the banking, insurance, financial services, transportation (land, air and sea), health and tourism sectors as a senior expert.

Along with her professional activities, Ms. Cengiz has represented Turkey in the EU-Turkey Bilateral Meeting on Competition Policy, as a delegate responsible for conducting negotiations with EU officials on the Turkish insurance and air transport sectors.  She has also conducted joint studies with the World Bank on liberalisation of the domestic air transport sector in Turkey, attended the US Antitrust Policy Training program arranged by the US Department of State and Federal Trade Commission, participated in a number of EU competition law workshops organized by the EU Commission and attended or submitted papers on numerous national / international seminars and workshops. She is currently pursuing a PhD degree.

Ms Cengiz has provided Turkish Competition Law advice to many of our clients including: Pfizer, Anthem, BBVA, Lukoil, Dexia SA, Nestle SA, DuPont, Eaton Corp, Boeing, Gama Holding, Cukurova Holding, Yum Brands, Alliance Unichem, Eureko Insurance, BNP Paribas, Colgate-Palmolive, Ahlstrom Capital, Bupa, DMG Mori Seiki, Funai Group, Barclays Capital and Zurich Insurance.

Ms. Cengiz is recognised as a notable practitioner for Competition/Antitrust in Turkey by Chambers & Partners.


  • MBA, Pennsylvania State University, Pennsylvania, USA
  • Middle East Technical University, Economics and Administrative Sciences Department


  • English
  • Turkish