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Marney Cheek
Marney Cheek
Partner
Washington +1 202 662 5267 mcheek@cov.com Download V-card

Marney Cheek is co-chair of the firm’s Arbitration Practice Group. She represents both states and corporate clients in complex international disputes, drawing upon her expertise in public international law, investment, and trade matters. She handles international disputes before numerous tribunals, advises on complex commercial and investment treaty cases, and litigates international law issues in U.S. Courts. Her practice spans a range of jurisdictions and industries. She is recognized as a leading practitioner in Chambers USA and Legal 500.


  • Advise clients on public international law and investment issues related to the Russia-Ukraine conflict.
  • Provide counsel and strategic advice on NAFTA disputes and negotiations.
  • Counsel clients on trade enforcement, investment, and market access barriers in China, including Section 301.
  • Represent clients on World Trade Organization and FTA enforcement matters, including under the Agreement on Trade-Related Aspects of Intellectual Property Rights (TRIPS).
  • Advise a leading industry association on trade and investment barriers in India.
  • Advise on disputes under the UN Convention on the Law of the Sea.
  • Counsel clients on public international law matters related to natural resources development.
  • Chambers USA - America's Leading Business Lawyers, International Arbitration (2013-2018)    
  • Chambers Global, International Arbitration (2016-2018) 
  • Legal 500 US, International Arbitration (2013-2017)        
  • The Charles F.C. Ruff 2018 Pro Bono Lawyer of the Year
  • Legal 500 Latin America, International Arbitration (2015)  
  • Law360, Rising Star - International Trade (2012)