Armstrong World Industries Appoints Mark A. Hershey as COO
Lancaster, PA – March 31, 2025 – Armstrong World Industries, Inc. (NYSE: AWI) announced the appointment of Mark A. Hershey as Senior Vice President & Chief Operating Officer, effective April 1, 2025.

Hershey, 55, has served as SVP, Americas since January 2022 and has held multiple leadership roles at Armstrong since 2011, including SVP of Business Development, General Counsel, Chief Compliance Officer, and Secretary.

The leadership change was disclosed in a Form 8-K filed with the SEC under Item 5.02.