Three Crowns is pleased to announce that Washington, DC partners Luke Sobota and Liz Snodgrass are featured in Chambers and Partners 2020 USA Rankings for International Arbitration. Additionally, the firm is ranked as a leader for International Arbitration.

Sobota is highly respected for counselling clients in high-value commercial and investment treaty arbitrations. Clients note he’s “smart, respected and savvy from a business perspective,” “an absolute expert in arbitration,” and “perfect in every aspect.”

Snodgrass is highly regarded for her energy sector expertise, with one client noting, “She is very impressive; a great lawyer with strong analytical skills.”

Three Crowns continues to be a leading firm for international arbitration, “with excellent credentials in high-stakes investment treaty work and commercial arbitration matters . . . acting for global corporations as well as sovereign states.” One client noted, “They are my first port of call for a challenging and major dispute or if I need absolutely stellar advice.”


Sobota, a founding partner of Three Crowns, represents private and sovereign clients in some of their most significant commercial, investor-state, and inter-state arbitrations.

Luke is a Lecturer on Law at Harvard Law School, and regularly writes and speaks about issues of international law and arbitration. He was invited by former International Court of Justice (ICJ) President Stephen Schwebel to co-author the second edition of International Arbitration: Three Salient Principles (Cambridge 2020), along with Three Crowns colleague Ryan Manton. In addition, Luke co-authored General Principles of Law and International Due Process (Oxford 2017).

In addition to Chambers, Sobota is recognized in other leading directories and rankings, including The Legal 500 and Who’s Who Legal.  He clerked for the late Chief Justice of the U.S. Supreme Court, William H. Rehnquist, and worked in the Office of Legal Counsel at the U.S. Department of Justice.


Snodgrass has more than two decades of experience as an advocate and counsellor in international arbitration matters. Her practice is evenly balanced between commercial and investment treaty arbitration. Snodgrass has particular expertise handling disputes involving States and State entities. Her clients span a wide variety of sectors, with a focus on the upstream energy, power, mining, aerospace, and telecoms.

Snodgrass’ publications on international law and arbitration issues include the seminal article, “Protecting Investors’ Legitimate Expectations” in the ICSID Review. She also has authored numerous articles and book chapters on issues of arbitration practice and procedure. Snodgrass regularly guest lectures and speaks at client and industry events about arbitration issues.

In addition to Chambers, Snodgrass is recognized in other leading directories and rankings, including The Legal 500 and Who’s Who Legal.


Three Crowns is a firm committed to excellence in international arbitration and international law.  Founded in 2014 by practice leaders with decades of experience across many different international firms, it is widely regarded as an industry leader.  Its clients—including Fortune 10 companies and sovereign states—entrust the firm with their most important arbitrations.

During this challenging time, the Three Crowns team across the globe is here to listen to the issues you are facing and provide advice surrounding the current landscape for arbitration and disputes due to COVID-19. Please do not hesitate to reach out to talk through ways we can help

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