John Claude Brannan III focuses on mergers and acquisitions and private equity transactions, particularly within the energy and infrastructure industries. His clients include sponsors, private equity-backed companies as well as public and private companies.
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Work Highlights
Notable experience prior to joining Simpson Thacher includes advising:
- Crescent Pass Energy, LLC, a private equity portfolio company, and certain of its affiliates in connection with the sale of their eastern Texas oil and gas properties and related facilities to Diversified Energy Company PLC for aggregate unadjusted consideration equal to US$106 million
- Mitsui & Co., Ltd. (Mitsui) in the acquisition of approximately 92% working interest in an unconventional gas asset in South Texas from the operator, Silver Hill Eagle Ford E&P, LLC, a subsidiary of Silver Hill Energy Partners, LP.
- Denham Capital portfolio company Serra Verde in its US$150 million investment by Vision Blue Resources and The Energy & Minerals Group
- BP America Production Company in the sale of certain upstream oil and natural gas properties in Cleveland and McClain Counties, Oklahoma (SWOOP area) to Lime Rock Resources
- Ensign Natural Resources in the sale of its Eagle Ford assets to Marathon Oil for US$3 billion
Accolades
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“Best Lawyers Under 40,” D Magazine (2023, 2024)
Education
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University of Oklahoma College of Law, 2016 J.D.
Highest Honors; Order of the Coif; Articles Editor, American Indian Law Review
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Indiana University, Kelley School of Business, 2013 B.S.
John Claude Brannan III focuses on mergers and acquisitions and private equity transactions, particularly within the energy and infrastructure industries. His clients include sponsors, private equity-backed companies as well as public and private companies.
Notable experience prior to joining Simpson Thacher includes advising:
- Crescent Pass Energy, LLC, a private equity portfolio company, and certain of its affiliates in connection with the sale of their eastern Texas oil and gas properties and related facilities to Diversified Energy Company PLC for aggregate unadjusted consideration equal to US$106 million
- Mitsui & Co., Ltd. (Mitsui) in the acquisition of approximately 92% working interest in an unconventional gas asset in South Texas from the operator, Silver Hill Eagle Ford E&P, LLC, a subsidiary of Silver Hill Energy Partners, LP.
- Denham Capital portfolio company Serra Verde in its US$150 million investment by Vision Blue Resources and The Energy & Minerals Group
- BP America Production Company in the sale of certain upstream oil and natural gas properties in Cleveland and McClain Counties, Oklahoma (SWOOP area) to Lime Rock Resources
- Ensign Natural Resources in the sale of its Eagle Ford assets to Marathon Oil for US$3 billion
John earned his J.D. with highest honors, Order of the Coif, from the University of Oklahoma College of Law, where he served as an articles editor for the American Indian Law Review and was the recipient of the John McHenry Mee Scholar award. He received his B.S. from Indiana University Kelley School of Business. John was named among D Magazine’s “Best Lawyers Under 40” for both 2023 and 2024.