Johns Manville (JM), a global building and specialty products manufacturer and a Berkshire Hathaway company, announced today that Bob Wamboldt will retire and John Vasuta will assume the role of President and Chief Executive Officer, effective August 1, 2026. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20260519630814/en/John Vasuta will become JM's CEO and President on August 1, 2026. Vasuta joined Johns Manville in 2019 as Preside...