I work with market-leading innovation companies to resolve their most challenging disputes through arbitration.

About Marc

Marc represents innovative companies in all forms of arbitration under the leading domestic rules – AAA, JAMS, CPR) and international rules (ICC, ICDR, LCIA, SIAC, HKIAC, UNCITRAL). He also represents investors in investment treaty disputes against sovereigns (ICSID, ICC, UNCITRAL). Marc counsels leading consumer-facing technology companies dealing with the threat of mass arbitration and drafts their arbitration agreements, along with regularly advising companies on the enforcement of arbitral agreements and arbitral awards under the Federal Arbitration Act and New York Convention.

Marc is one of the top arbitration practitioners representing technology and life sciences companies, from disruptive next-generation startups to the largest tech companies in the world. The Legal 500 describes him as “the ‘go to’ lawyer for tech arbitrations.” He regularly advises market-leading companies in social media, artificial intelligence, digital advertising, digital health, cryptocurrency and Web3, healthtech, edtech and fintech. Marc also concentrates on disputes involving telecommunications, energy and construction.

Several leading publications and rankings have recognized Marc, including Chambers USA: International Arbitration, The Legal 500 US: International Arbitration, Who’s Who Legal: Arbitration – Future Leaders and Benchmark Litigation as a Litigation Star in international arbitration. Clients have said that Marc is “an exceptionally talented lawyer with the drive and passion to help his clients – he’s a rare talent” (Chambers USA).

Marc is an adjunct faculty member in the University of Miami’s leading International Arbitration LLM program, where he teaches a class on Dispute Resolution, Technology and the Digital Economy. He also has lectured at Harvard Law School, Stanford Law School and Columbia Law School. In addition, Marc serves on the Task Force on Tech Disputes, Tech Companies & International Arbitration for the Silicon Valley Arbitration & Mediation Center.

Marc is a member of the board of trustees of the Robert and Mercedes Eichholz Foundation. He also sits on the board of trustees of New York Public Radio, which runs WNYC and WQXR, New York City’s national public radio and classical music stations, the board of trustees of the Young People’s Chorus (YPC) of New York City and the board of trustees of YPC National.

Marc’s recent representative matters: 

  • Counsel to Google in an international arbitration under ICDR rules and US federal court vacatur/confirmation action
  • Counsel to Chegg in consumer arbitration and related litigation arising from a data breach impacting 40 million users
  • Counsel to multinational cloud services provider in international arbitration under ICDR rules
  • Counsel to market-leading artificial intelligence company relating to arbitration and related litigation
  • Counsel to biotech company in supply contract dispute under ICC Rules
  • Counsel to multinational social media platform in domestic consumer arbitration
  • Counsel to preeminent fintech platform in domestic consumer arbitration
  • Counsel to global communications technology service provider in domestic consumer arbitration
  • Counsel to international advertising company in an IT outsourcing dispute under ICC rules
  • Counsel to global energy company in ICSID arbitration involving a gas supply dispute in the Middle East
  • Counsel to construction joint venture in multiple ICC arbitrations in northern Africa
  • Counsel to construction company in ICC arbitration in southern Africa
  • Counsel to pharmaceutical company in AAA arbitration under development agreement
  • Counsel to pharmaceutical company in ICDR arbitration involving a patent and licensing dispute
  • Counsel to global chemicals company in multiple ICC arbitrations involving trade secrets
  • Counsel to construction company in UNCITRAL arbitration involving a trade secrets dispute
  • Co-authored a brief on whether parties may expand the scope of judicial review of arbitral awards beyond the grounds set out in the Federal Arbitration Act – Hall Street Associates, L.L.C. v. Mattel, Inc.

Marc’s recent pro bono work:

  • Reproductive rights matters before the US Supreme Court
  • Alien Tort Statute/Torture Victim Protection Act claims alleging crimes against humanity, extrajudicial killing, torture, cruel treatment and arbitrary detention
  • 30+ US asylum cases and various amicus briefs involving immigration law
  • Counsel for Holocaust survivors with GGWP and ZRBG pension programs
  • Housing court claims in New York City related to the COVID-19 pandemic


Columbia Law School
JD, 2005, Harlan Fiske Stone Scholar

Paris 1 Panthéon-Sorbonne University
Maîtrise en Droit, 2005

Paris 1 Panthéon-Sorbonne University
DESS, 2005

Yale University
BA, 2001, cum laude, with distinction

Admissions & credentials

New York

Court admissions

US District Court for the Southern District of New York

U.S. District Court, Eastern District of New York

Rankings & accolades

Chambers USA: International Arbitration: Counsel – Nationwide (2020 – 2023)

The Legal 500 US: Next Gen Partner for International Arbitration (2023)

Benchmark Litigation: Litigation Star – International Arbitration

Who's Who Legal: Arbitration – Future Leaders – Partners