• Alton Shader, CEO of Viant Medical®, to become CEO and join the Board of Directors, effective May 26, 2026
  • Chairman and CEO Michael B. Petras, Jr. will serve as Executive Chairman of the Board of Directors

CLEVELAND, May 05, 2026 (GLOBE NEWSWIRE) -- Sotera Health Company ("Sotera Health" or the "Company") (NASDAQ:SHC), a leading global provider of mission-critical end-to-end sterilization solutions, lab testing and advisory services for the healthcare industry, today announced the appointment of Alton Shader to the role of Chief Executive Officer ("CEO") of the Company, effective May 26, 2026, as part of a planned leadership transition. Mr. Shader will succeed Michael B. Petras, Jr., Chairman and CEO and will join the Sotera Health Board of Directors (the "Board"). Mr. Petras will serve as Executive Chairman of the Board and will work closely with Mr. Shader to ensure a seamless and successful leadership transition. He will remain engaged and be actively involved in investor relations, as well as commercial and litigation strategy, and will continue as a full-time employee for the foreseeable future.