Quaker Houghton names Mark Douglas Chairman; Michael Barry retires after 18 years

QUAKER CHEMICAL CORP

Michael F. Barry retired as Chairman and director on May 13, 2026 after 18 years on Board, 17 as Chairman.
Board reduced size from 11 to 10 directors; eliminated Lead Director role as new Chairman Mark Douglas is independent.
Mark A. Douglas, director since 2013 and former CEO of a global chemical company, elected Chairman.
Barry's retirement voluntary; no disagreement; company cited ~30 acquisitions under his tenure.

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