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Matthew J. Weldon

Fax +1.212.536.3901
Matthew Weldon is a partner in the firm’s New York office and is a member of the International Arbitration practice. He focuses his practice primarily on international dispute resolution, and has extensive experience conducting international commercial arbitrations, investment treaty arbitrations, and acting in complex cross-border litigation. Mr. Weldon also counsels a variety of businesses on structuring and strategies related to international disputes resolution, and he provides commercial legal advice to foreign companies conducting business in the United States.

Mr. Weldon has served as counsel in arbitrations conducted under the rules of the ICC, AAA, ICDR, SIAC, LCIA, ICSID, AOA (Southern Africa) and UNCITRAL, and in litigation before state and federal courts. Mr. Weldon is an advisory board member of the Institute for Transnational Arbitration and editor of the World Arbitration and Mediation Review, and is actively involved as a speaker and author in connection to various other international dispute resolution working groups and publications.

Mr. Weldon’s experience spans a variety of sectors, including construction, distribution, finance, manufacturing, mining, oil & gas, sovereigns, technology, and transportation, as well as a number of legal areas, including commercial contracts, intellectual property, joint ventures, licensing, and treaties.

Professional Background

Prior to joining the firm, Mr. Weldon was a partner in the New York office of a large U.S. law firm. In 2009, he was a visiting researcher at Oxford University, Centre for Socio-Legal Studies, focusing on comparative legal studies and international arbitration.


  • Super Lawyers – Rising Stars, 2014, 2015, 2016

Professional/Civic Activities

  • Global Advisory Board (GAB) of the International Centre for Dispute Resolution’s Young & International group.
  • New York City Bar Association
  • American Bar Association, Section of International Law
  • Institute for Transnational Arbitration
  • ICDR - Young & International
  • ICC Young Arbitrators Forum
  • LCIA Young International Arbitration Group
  • Young International Council for Commercial Arbitration
  • Young SIAC

Speaking Engagements

  • ICDR & ICDR Y&I Tertulia: Deliberating the Deliberations - The ICDR Miami International Arbitration Conference (2016)
  • Oil & Gas Arbitration: A Primer on Dispute Resolution Clauses for Transactional Lawyers - ICDR / AIPN Dispute Resolution Conference (2014)
  • Program Chair, Understanding Necessary Regulatory and Legal Frameworks for the Mineral, Petroleum and Natural Gas Sectors - 2014 ABA Section of International Law "Doing Business in Africa" Teleconference Series (2014)
  • Moderator, Trends in International Arbitration and Mediation Panel - Cardozo School of Law Journal of Conflict Resolution Spring 2014 Symposium (2014)

Additional Information

  • Visiting Scholar, Oxford University
  • Using Anti-Suit Injunction to Enforce Arbitration Agreements [Law360]
  • The Year in Review (2015) [ABA Section of International Law and Practice]
  • The International Comparative Legal Guide to: Litigation & Dispute Resolution 2014 (7th Edition)
  • The Year in Review 2013 - An Annual Survey of International Legal Developments [ABA]


  • Representation of international construction company in US$40 million Association of Arbitrators (Southern Africa) arbitration seated in London concerning construction of mine in Africa
  • Representation of Austrian company in multi-million Euro ICC arbitration concerning delivery of turnkey plant in the Middle East

Distribution/Joint Ventures

  • Counseling American office supply corporation concerning termination of Indian joint venture and SIAC arbitration procedure
  • Representation of government consulting company in US$2 million AAA Commercial Rules arbitration concerning breach of consulting agreement
  • Representation of German company in ICDR arbitration concerning termination of distribution agreement
  • Representation of partner of private equity joint venture in New York litigation


  • Representation of American airline in US$10 SIAC arbitration concerning charter agreements
  • Representation of airline in US$97 million dispute involving payment dispute with foreign sovereign involving U.S. litigation and India-based settlement procedures

Intellectual Property

  • Representation of Italian company in multi-million Dollar ICDR arbitration relating to patent licensing agreement
  • Representation of plaintiff in C=Holdings B.V. v. Asiarim Corp., et al., 922 F.Supp.2d 223 (S.D.N.Y. 2013) concerning trademark ownership dispute and obtained $1.27 million judgment
  • Representation of plaintiff in Schutte Bagclosures Inc. v. Kwik Lok Corp., 48 F. Supp. 3d 675, 702 (S.D.N.Y. 2014) concerning trademark infringement
  • Representation of foreign designer in copyright infringement action brought under the Berne Convention for the Protection of Literary and Artistic Works and prevailed on summary judgment

Sovereigns and Investment Treaty

  • Representation of plaintiffs in Lydia Scheck and Dieter Scheck v. The Republic of Argentina, 10 CV 5167 (TGP) (S.D.N.Y) concerning multi-billion dollar sovereign debt default and obtained first-of-their-kind favorable decisions related to the Hague Service Convention, the Foreign Sovereign Immunities Act and post-judgment discovery against a sovereign
  • Representation of claimant/investor in $50 million investor-state UNCITRAL arbitration
  • Representation of African sovereign in multi-million dollar investor-state ICSID arbitration concerning annulment