Ming Lei - McDermott Will & Emery


Ming Lei advises clients on domestic and international merger, divestitures and acquisitions, joint venture, private equity investments, project finance and development and complex commercial contracts in all aspects of the energy and infrastructure business, including marine terminalling and storage, oil and gas exploration, oilfield services, midstream pipeline, refinery and petrochemical and renewable and energy transition.

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Pipelines and Other Midstream Business

  • Represented Stonepeak Infrastructure Partners in its $3.6+ billion acquisition of substantially all of the assets of Oryx Southern Delaware Holdings LLC and Oryx Delaware Holdings LLC, which comprises of, among others, crude oil gathering and transportation system with approximately 1,200 miles of in-service and under-construction pipeline that across the core of the Delaware Basin*
  • Represented Ridgemont Equity Partners in its joint venture investment with Denham Capital Management and the Ontario Power Generation Inc. Pension Plan to back WhiteWater Midstream, MPLX LP and West Texas Gas, Inc. to provide natural gas liquids takeaway capacity from MPLX and WTG gas processing plants in the Permian Basin to the natural gas liquids fractionation hub in Sweeny, TX*
  • Represented UBS Investment Bank, as financial advisor to NuStar Energy, in its $1.5+ billion acquisition of Navigator Energy Services, LLC which owns crude oil transportation, pipeline gathering and storage assets in the Midland Basin*

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  • The Best Lawyers: Ones to Watch in America, Energy Law, 2023-2024
  • Legal 500, Industry Focus: Energy Transactions: Oil and Gas, 2021


  • Institute for Energy Law (IEL) Leadership Class, 2022 to present
  • Asian American Bar Association of Houston, Corporate Counsel Committee, co-chair, 2020 to 2021


Duke University School of Law, JD, 2015
Wuhan University, BA, 2011

China (non-active)
New York