Lubrizol has announced that Mary Rhinehart will serve as president and CEO on an interim basis, with immediate effect.
The Lubrizol Corporation has appointed Mary Rhinehart as president and CEO on an interim basis, effective immediately. Rhinehart is currently the chair of Lubrizol’s board. She succeeds Chris Brown, who joined Lubrizol in 2021, to help the company with important work around safety and operational excellence.
Additionally, Rhinehart is chairman of the board of Johns Manville, a global building and specialty products manufacturer and a Berkshire Hathaway company, as well as the company's president and CEO since 2012. Prior to serving these roles, she was the chief financial officer of the company. During over 40 years with Johns Manville, she has held leadership roles in treasury, supply chain, mergers and acquisitions, and human resources. She has also managed several business units of the company.
Rhinehart will lead the search and selection process for a new CEO and will continue to serve as Lubrizol's chairman of the board.
“It is an honour to serve in this role for a company with such a rich heritage as a leader in the chemical industry,” Rhinehart said. “I look forward to working alongside Lubrizol’s dedicated employees to continue to deliver value for our customers and support our communities.”