LAWYER PROFILE
Matthew Weldon

Matthew Weldon

USA 2026

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Ranked in 2 practice areas

About

Provided by K&L Gates

Practice Areas

MMatt is a globally recognized dual-qualified international arbitration practitioner and litigator. He is a New York lawyer as well as a solicitor in England & Wales, and his practice covers all aspects of international dispute resolution, including lead counsel advocacy in arbitrations and transnational litigations, and advising on public international law and enforcement proceedings. He is a practice group coordinator of the firm’s International Arbitration group and is consistently identified as a leader in his field, including by Chambers USA, Lexology Index (formerly Who’s Who Legal), and Best Lawyers®. In Chambers USA (2022), client accolades included, “Matt is incredibly dedicated and resourceful,” “well versed with dispute resolution procedures,” and “his responsiveness is impressive.” One client in Chambers USA (2023) noted, “Matt has the uncanny ability to pick up complex matters quickly,” and another client in Chambers USA (2024) reported that he is “an astute tactician, a gifted technical lawyer, is great with clients and a popular and likeable team player.”

Matt has represented sovereigns, multinationals, financial institutions, SOEs, and ultra-high-net-worth individuals across wide variety of industries, including LNG, construction, mining, oil & gas, renewables, life sciences, licensing, manufacturing, space, distribution, finance, real estate, technology, maritime, and aviation. He has also served as an arbitrator. He has represented clients in arbitrations governed by all major rules, including those of the ICC, AAA, JAMS, ICDR, HKIAC, SIAC, SCC, LCIA, and ICSID, as well as the UNCITRAL Arbitration Rules. Matt’s work is regularly featured in Global Arbitration Review, Investment Arbitration Reporter and Law360.

Professional Memberships

Visiting Scholar, University of Oxford (2009)

Advisory Board, Institute for Transnational Arbitration

Board of Directors, New York International Arbitration Center

Editorial Board, ITA in Review (2015-2021)

Global Advisory Board, ICDR Y&I (2017-2019)

Advisory Board, Lex:lead

Publications

The Guide to M&A Arbitration: United States [Global Arbitration Review]

How To Prep For Investor-State Disputes Related To COVID-19 [Law360]

Corporate Counsel Manuel for Cross-Border Dispute Resolution in India [CPR 2019]

Using Anti-Suit Injunction to Enforce Arbitration Agreements [Law360]

China’s Belt & Road Initiative: A Conversation with Dr Gabriel Lentner on Investment Protection

Suit Injunctions and Anti-Arbitration Injunctions in the US Enjoining Foreign Proceedings [Practical Law]

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]

Education

Case Western Reserve University

B.A.

University of Pennsylvania (Annenberg-Oxford Media Policy Summer Institute, University of Oxford)

Certificate

Case Western Reserve University

M.A.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

International Arbitration: Enforcement - USA - Nationwide

Band 1
Band 1

Individual Editorial
New York-based partner Matthew Weldon's practice at K&L Gates focuses on the enforcement of significant arbitral awards. He also represents clients in commercial and investment treaty arbitrations across various industries.

International Arbitration: Counsel - USA - Nationwide

Band 5
Band 5

Individual Editorial
New York-based partner Matthew Weldon's practice at K&L Gates focuses on the enforcement of significant arbitral awards. He also represents clients in commercial and investment treaty arbitrations across various industries.

Strengths

Provided by Chambers

  • Matt is simply exceptional, with a strong grasp of all pressure points of the case.

    International Arbitration: EnforcementChambers Guide to the USA
  • Matt is just great. He's very funny, witty and approachable - but also very knowledgeable and quick.

    International Arbitration: EnforcementChambers Guide to the USA
  • What impressed me was his advocacy skills at the hearing and his strategic thinking about the case beyond what other peers were thinking. He had a deep knowledge of the case and he knew a lot of details, but at the same time had broad knowledge about the case.

    International Arbitration: EnforcementChambers Guide to the USA
  • He's an excellent lawyer who can intellectually grip complex matters with grace.

    International Arbitration: EnforcementChambers Guide to the USA

Ranked Individuals at K&L Gates (159)

California

California: San Francisco, Silicon Valley & Surrou

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Delaware

District of Columbia

Florida

Florida: South

Illinois

Massachusetts

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