LAWYER PROFILE
Utku Cosar

Utku Cosar

USA 2026

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Chambers ranking badge

Ranked in 1 practice area

International Arbitration: Arbitrators

USA - Nationwide

2 years ranked

About

Provided by Arbitration Chambers

USA

Career

Utku CoÅŸar is an independent arbitrator member of Arbitration Chambers with over 25 years of experience. She specialises in commercial and investment arbitration and has extensive experience in energy, finance, construction, technology, sale of goods, shareholders and post-M&A/joint venture-related disputes. She has acted as presiding arbitrator, co-arbitrator and sole arbitrator in commercial and investment cases under the AAA, HKIAC, ICC, LCIA, SCC, SIAC, and Swiss arbitration rules; and subject to English, Russian, Hong Kong, Slovenian, Swiss, Singapore, Turkish, US, and Qatari laws.

Ms. CoÅŸar is a Vice President of the LCIA Court; member of the Arbitration Court of the Swiss Arbitration Centre; member of the Arbitration Court of the Abu Dhabi International Arbitration Centre; and fellow of the Chartered Institute of Arbitrators (CIArb). She is a Deputy Editor of Dispute Resolution International (IBA); a member of the editorial board of Arbitration International (LCIA); and a co-chair of the IBA Task Force on the Revision of the 2013 Guidelines on Party Representation. She is registered on the panels of various arbitral institutions, including the ICDR/AAA, SIAC and the ICANN IRP Standing Panel.

Ms. CoÅŸar is a graduate of Georgetown University, with two LLM degrees in law and international legal studies, and is admitted to practise in New York and Turkiye.

For more information please see: www.arbchambers.com/arbitrators/utku-cosar

Chambers Review

Provided by Chambers

Chambers Guide to the USA

International Arbitration: Arbitrators - USA - Nationwide

Band 2
Band 2

Individual Editorial

New York-based arbitrator Utku CoÅŸar is capable of managing both commercial and investor-state disputes.

Strengths

Provided by Chambers

  • I had a excellent impression of her. She's very experienced, very clever, well organized and was really handling the case properly.

    International Arbitration: ArbitratorsChambers Guide to the USA
  • Utku CoÅŸar is always very prepared, she really knows what she's speaking about and is incredibly judicial in her approach. She's hands-on, keeps abreast of the latest decisions and has a really impressive grasp.

    International Arbitration: ArbitratorsChambers Guide to the USA
  • Exceptional. A true powerhouse, who is very smart, thoughtful and always well prepared.

    International Arbitration: ArbitratorsChambers Guide to the USA

Ranked Individuals at Arbitration Chambers (6)

USA - Nationwide

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