Michael P. Lennon Jr.

Litigation & Dispute Resolution, International Arbitration, Construction & Engineering

Michael Lennon is described as “extremely thorough, very focused and to the point," noting that "he is quick on his feet in hearings to meet arguments and is very responsive." Michael is “the consummate professional–he's always reachable, very patient and understanding, full of good ideas and knows exactly how to handle all the parties on a case." Clients note, “he has an impressive command of the facts and the law, and it shows in his cross-examinations. He is truly an amazing advocate.”
Chambers USA, Chambers UK and Chambers Global


Michael P. Lennon Jr. is an experienced arbitration and trial lawyer with an outstanding track record over the course of his over 30-year career. He has tried dozens of cases to final arbitral award, court judgment, and jury verdict, as well as handling enforcement, annulment and appellate proceedings arising from his matters.


Representative Energy and Natural Resource Matters


  • Independent Brazilian E&P company in ICC arbitration concerning JOA dispute concerning development of an offshore oil and gas field as an exclusive/sole risk operation.
  • EPC contractor in ICC arbitration involving performance of water treatment equipment on new build FPSO deployed offshore Brazil.
  • International steel maker in litigation involving alleged misappropriation of iron ore tailings mined in Brazil.
  • LUKOIL Pan Americas, LLC in the bribery, corruption and antitrust action filed by the PDVSA US Litigation Trust in the Southern District of Florida, 11th Circuit Court of Appeals and the Supreme Court of the United States.
  • Asian state-owned oil and gas company in a $1.8 billion UNCITRAL ad hoc arbitration arising from termination of a coal bed methane productions sharing contract.
  • Lenders in bankruptcy proceeding of two E&P companies.


  • Band 1: International Arbitration: Enforcement – Chambers USA (Nationwide)


  • University of Iowa College of Law, JD, with high distinction
    Member, Iowa Law Review, Symposium Editor, Transnational Law & Contemporary Problems
  • University of Iowa, BS, with honors


  • Texas
  • Iowa


  • US Court of Appeals for the Second Circuit
  • US Court of Appeals for the Fifth Circuit
  • US District Court for the Northern District of Texas
  • US District Court for the Eastern District of Texas
  • US District Court for the Southern District of Texas

Professional & Community Involvement

  • Chair, Institute for Energy Law (2022-2024)
  • Senior Vice Chair, Institute for Energy Law (2020-2022)
  • Fellow, Chartered Institute of Arbitrators
  • Member of the advisory board of the Institute for Transnational Arbitration
  • Member of the executive committee and advisory board of the Institute for Energy Law (IEL) of The Center for American and International Law
  • London Court of International Arbitration
  • Co-chair of IEL’s 2015 and 2016 Annual Oil & Gas Law Conference
  • International Bar Association
  • Bar Association of the Fifth Federal Circuit
  • Houston Bar Association
  • Fellow, Texas Bar Foundation