Kirkland Advises Berkshire Hathaway Inc. on Acquisition of OxyChem

Kirkland & Ellis advised Berkshire Hathaway Inc. (NYSE: BRK) on a definitive agreement with affiliates of Occidental Petroleum Corporation (NYSE: OXY) for Berkshire Hathaway to acquire OXY's chemical business, OxyChem, in an all-cash transaction for $9.7 billion, subject to customary purchase price adjustments. OxyChem is a global manufacturer of commodity chemicals vital to quality of life, with applications in water treatment, pharmaceuticals, healthcare and commercial and residential development. The transaction is expected to close in the fourth quarter of 2025, subject to regulatory approvals and other customary closing conditions.

Read the transaction press release

The Kirkland team included corporate lawyers Cy Jones, Andy Calder, Jacob Volz and Bridget Hamway; tax lawyers Mark Dundon and Rebecca Fine; technology & IP transactions lawyers Dan Lewis and Todd Herst; executive compensation lawyers Stephen Jacobson and Stephanie Jeane; employee benefits lawyers Justin Coddington and Jack Amaro; employment & labor lawyers Christie Alcala and Paul Vasiloff; and energy regulatory lawyers Damien Lyster and Cassidy Hall.