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News & Insights

Occidental’s $9.7 Billion Sale of OxyChem to Berkshire Hathaway

October 02, 2025

On October 2, 2025, Occidental, an international energy company, and Berkshire Hathaway announced a definitive agreement for Berkshire Hathaway to acquire Occidental’s chemical business, OxyChem, in an all‑cash transaction for $9.7 billion, subject to customary purchase price adjustments. Cravath is representing Occidental in connection with the transaction.

The Cravath team is led by partners Daniel J. Cerqueira and George F. Schoen and includes associates Kelly N. King, Oluwatumise Asebiomo, Colin L. Halvey and Madison Burson on M&A matters; partner Matthew Morreale, senior attorney Annmarie M. Terraciano and associate Star S. Gulant on environmental matters; partners Lauren Angelilli and Arvind Ravichandran and associates Jamie Hunter Lee and Jessica Shung on tax matters; partner Eric W. Hilfers, of counsel Sarah W. Colangelo and associate S. Celine Li on executive compensation and benefits matters; partner David J. Kappos and associate Yunhao (Leslie) Liu on intellectual property matters; partner Noah Joshua Phillips, of counsel John F. Kendrick and associates Lavinia M. Hecht and Steven Nosco on antitrust matters; and senior attorney Joyce Law and practice area attorneys Brian M. Budnick and Lauren Piechocki on real estate matters. Leon K. Yang also worked on M&A matters.

Related Practices & Industries

  • Corporate
  • Mergers and Acquisitions
  • Environmental
  • Tax
  • Executive Compensation and Benefits
  • Intellectual Property
  • Antitrust
  • Industrials and Chemicals

People

Photo
Name
Daniel J. Cerqueira
Title
Corporate
Title
Partner
Email
dcerqueira@cravath.com
Phone
+1-212-474-1156
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    Education

    • J.D., 2013, Harvard Law School
      magna cum laude
    • B.A., 2010, Cornell University
      Phi Beta Kappa

    Admitted In

    • New York
    Photo
    Name
    George F. Schoen
    Title
    Corporate
    Title
    Partner
    Email
    gschoen@cravath.com
    Phone
    +1-212-474-1740
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      Education

      • J.D., 1998, University of Chicago Law School
        with Honors
      • B.A., 1994, Cornell University

      Admitted In

      • New York
      Photo
      Name
      Matthew Morreale
      Title
      Corporate
      Title
      Partner
      Email
      mmorreale@cravath.com
      Phone
      +1-212-474-1534
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        Education

        • J.D., 1997, Columbia Law School
          Harlan Fiske Stone Scholar
        • M.S., 1994, University of Pennsylvania
        • B.A., 1990, University of Pennsylvania
        • B.A.S., 1990, University of Pennsylvania

        Admitted In

        • New York
        Name
        Lauren Angelilli
        Title
        Tax
        Title
        Partner
        Email
        langelilli@cravath.com
        Phone
        +1-212-474-1016
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          Education

          • J.D., 2000, Harvard Law School
            cum laude
          • B.S., 1996, The Wharton School of the University of Pennsylvania
            magna cum laude

          Admitted In

          • New York
          Photo
          Name
          Arvind Ravichandran
          Title
          Tax
          Title
          Partner
          Email
          aravichandran@cravath.com
          Phone
          +1-212-474-1033
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            Education

            • J.D., 2012, Columbia Law School
            • B.A., 2009, Columbia College

            Admitted In

            • New York
            Photo
            Name
            Eric W. Hilfers
            Title
            Executive Compensation and Benefits
            Title
            Partner
            Email
            ehilfers@cravath.com
            Phone
            +1-212-474-1352
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              Education

              • J.D., 1998, University of Chicago Law School
                with Honors
              • A.B., 1995, Princeton University

              Admitted In

              • New York
              Photo
              Name
              David J. Kappos
              Title
              Corporate
              Title
              Partner
              Email
              dkappos@cravath.com
              Phone
              +1-212-474-1168
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                Education

                • J.D., 1990, University of California, Berkeley, School of Law
                • B.S., 1983, University of California, Davis
                  summa cum laude

                Admitted In

                • New York
                • California
                • District of Columbia
                Photo
                Name
                Noah Joshua Phillips
                Title
                Litigation
                Title
                Partner
                Email
                nphillips@cravath.com
                Phone
                +1-202-869-7740
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                  Education

                  • J.D., 2005, Stanford Law School
                    Winner, 2005 Marion Rice Kirkwood Moot Court
                  • A.B., 2000, Dartmouth College
                    Phi Beta Kappa, magna cum laude

                  Admitted In

                  • New York
                  • District of Columbia
                  Photo
                  Name
                  Sarah W. Colangelo
                  Title
                  Executive Compensation and Benefits
                  Title
                  Of Counsel
                  Email
                  scolangelo@cravath.com
                  Phone
                  +1-212-474-1254
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                    Education

                    • J.D., 2014, Georgetown University Law Center
                      Order of the Coif, magna cum laude
                    • B.A., 2007, Duke University
                      Phi Beta Kappa, summa cum laude

                    Admitted In

                    • New York
                    Photo
                    Name
                    John F. Kendrick
                    Title
                    Litigation
                    Title
                    Of Counsel
                    Email
                    jkendrick@cravath.com
                    Phone
                    +1-202-869-7726
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                      Education

                      • J.D., 2016, University of Virginia School of Law
                        Order of the Coif
                      • B.A., 2012, The College of William & Mary
                        magna cum laude

                      Admitted In

                      • New York
                      • District of Columbia
                      Photo
                      Name
                      Annmarie M. Terraciano
                      Title
                      Corporate
                      Title
                      Senior Attorney
                      Email
                      aterraciano@cravath.com
                      Phone
                      +1-212-474-1366
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                        Education

                        • J.D., 1998, Columbia Law School
                          Harlan Fiske Stone Scholar
                        • M.S., 1994, University of Wisconsin - Madison
                        • B.A., 1989, Wellesley College
                          cum laude

                        Admitted In

                        • New York
                        Photo
                        Name
                        Joyce Law
                        Title
                        Corporate
                        Title
                        Senior Attorney
                        Email
                        jlaw@cravath.com
                        Phone
                        +1-212-474-1066
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                          Education

                          • J.D., 1997, Boston University School of Law
                          • B.Comm., 1994, University of Alberta
                            Distinction

                          Admitted In

                          • New York
                          Photo
                          Name
                          Brian M. Budnick
                          Title
                          Corporate
                          Title
                          Practice Area Attorney
                          Email
                          bbudnick@cravath.com
                          Phone
                          +1-212-474-1914
                          vCard
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                            Education

                            • J.D., 2011, Benjamin N. Cardozo School of Law
                              cum laude
                            • B.A., 2006, University of Virginia

                            Admitted In

                            • New York
                            Name
                            Lauren Piechocki
                            Title
                            Corporate
                            Title
                            Practice Area Attorney
                            Email
                            lpiechocki@cravath.com
                            Phone
                            +1-212-474-1875
                            vCard
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                              Education

                              • J.D., 2012, Hofstra University School of Law
                              • B.A., 2005, Syracuse University
                                Dean's Scholar Maxwell Citizen Education Conference Scholar, cum laude

                              Admitted In

                              • New York

                              Related News & Insights

                              Deals & Cases

                              August 12, 2024

                              Occidental Petroleum Corporation’s $5 Billion Registered Senior Notes Offering

                              Cravath represented Occidental Petroleum Corporation in connection with its $5 billion registered senior notes offering. The proceeds of the offering were used to finance its acquisition of CrownRock. Occidental Petroleum Corporation, an international energy company, is one of the largest oil and gas producers in the United States. The transaction closed on July 26, 2024.

                              Deals & Cases

                              December 13, 2023

                              $10 Billion Bridge Facility for Occidental Petroleum Corporation’s Proposed Acquisition of CrownRock, L.P.

                              On December 10, 2023, Occidental Petroleum Corporation entered into a definitive agreement pursuant to which Occidental Petroleum Corporation will acquire CrownRock, L.P. Cravath represented Occidental Petroleum Corporation, as borrower, in connection with a $10 billion bridge facility to support the proposed acquisition. Occidental Petroleum Corporation is an international oil and gas exploration and production company.

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                              Celebrating 200 years of partnership. In 2019, we celebrated our bicentennial. Our history mirrors that of our nation. Integral to our story is our culture.

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