Simon is a partner in the Washington, DC office. He has significant experience in commercial arbitration and investment arbitrations, having represented clients across a wide range of sectors.

Simon’s experience includes:

  • Representing Elliott Associates LP in its successful claim against the Republic of Korea under the United States-Korea Free Trade Agreement
  • Advising a number of international oil companies concerning production sharing contracts rights in Nigeria
  • Representing a Missouri-based artificial intelligence firm in a JAMS arbitration arising out of a contract dispute under Delaware law
  • Representing Sacyr in a $1 billion dispute relating to claims brought under the Spain-Panama BIT in relation to the Panama Canal Third Set of Locks Project, including section 1782 motions in the U.S. courts
  • Representing a Chilean oil and gas explorer in successful defence of claims brought by a co-venturer under a joint operating agreement
  • Representing Ukraine in defence of claims for unlawful termination of a licence to explore for oil and gas. The matter settled following a hearing
  • Representing a Canadian rare earths minerals explorer in its expropriation claim against the Republic of Kyrgyzstan

Simon is recognised in Who’s Who Legal as a global leader for Arbitration, which highlights that his “analytical skills, clear communication style, and legal expertise make him a strong practitioner” and that “he has the ability to articulate issues in a clear, concise manner”, noting “he is confident and sharp”. Simon has been recognised for International Arbitration in The Legal 500 US since 2020 and clients have described him as having “formidable analytical skills and great client service”.

Simon co-authored the chapter “Fair and Equitable Treatment: Legitimate Expectations and Transparency” in ICSID’s 50th anniversary text Building International Investment Law: The First 50 Years of ICSID. He sits on the Banking and Financial Services Committee for the International Institute for Conflict Prevention & Resolution (CPR).

Simon received his LLM from Columbia Law School, where he studied as a Fulbright scholar. Before that, he received an LLB with first-class honours and a BA with first-class honours from the University of Canterbury in New Zealand. He speaks English and French, and is admitted to practice in Washington, DC, New York, and New Zealand.