Oct 21, 2025 3:00 PM Eastern Daylight Time Exchange Bank Welcomes Karen Serpa as Assistant Vice President, Marketing Communications Manager Share Karen Serpa, AVP, Marketing Communications Manager SANTA ROSA, Calif.--(BUSINESS WIRE)--Exchange Bank (OTC: EXSR) is pleased to announce the addition of Karen Serpa to its Marketing team as Assistant Vice President, Marketing Communications Manager. Karen brings more than 15 years of marketing and communications experience, with a strong background in both the fin ...