Mr. Fister became chief financial officer of Owens Corning, a global manufacturer of building and composite material systems, in September 2023. Since joining Owens Corning in 2014 he has held several executive-level positions, including president of its insulation segment from 2019 to 2023, and previously spent seven years at MeadWestvaco. A. O. Smith's Board has determined that he qualifies as an audit committee financial expert under SEC regulations.