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Michael P. Lennon Jr.

Michael P. Lennon Jr.

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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."

Chambers USA, Chambers UK and Chambers Global

Michael P. Lennon Jr. is a partner in Mayer Brown's Litigation & Dispute Resolution and International Arbitration practices. He is an experienced arbitration and trial lawyer with an outstanding track record for handling a wide variety of arbitration and litigation matters, particularly in the energy, natural resources and construction sectors. Mike also has substantial experience handling patent, trademark, copyright and other commercial disputes.

Mike acts on behalf of clients before the leading international arbitral institutions, including ICSID, ICC, ICDR, LCIA and the Dubai International Arbitration Centre, as well as national courts. He has tried numerous cases before arbitral tribunals, courts, and juries, as well as enforcement, annulment and appellate proceedings arising from his matters. He also acts as an arbitrator and is a Fellow of the Chartered Institute of Arbitrators.

Mike's energy and natural resources experience covers a wide range of arbitrated and litigated matters, including disputes involving production sharing agreements, licenses, concessions and other host state agreements, oil and gas royalty disputes, pricing and other disputes under short and long-term commodity agreements, disputes arising out of joint operating and joint venture agreements, disputes concerning the design, operation and management of drilling rigs, disputes involving nuclear and conventional power plant design, construction and operation, and other arbitration and litigation matters arising out of commercial disputes in the energy and natural resources sectors. 

Recent examples of his work in the energy and natural resource areas include representing LUKOIL Pan Americas, LLC in the bribery, corruption and antitrust action filed by the PDVSA US Litigation Trust in the Southern District of Florida, advising an Asian state-owned oil and gas company in a $1.6 billion ad hoc arbitration arising from a coal bed methane production sharing contract, representing an E&P company in an LCIA arbitration arising out of a services agreement; advising a crude trading company in disputes with buyer and seller under back-to-back crude oil contracts, advising a Brazilian bio-ethanol company in a dispute arising from technology and equipment contracts, advising a South American state-owned oil and gas company in a post-M&A representation, warranty and indemnification dispute, advising a Middle Eastern gas company in LNG price review arbitrations involving Southern and Western European buyers, advising an international oil company on contractual and international law issues arising out of the Middle East, North Africa and South America, and advising a major international engineering and construction company on a dispute arising from a mining project in Africa.
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