Home Banking & Finance PCSB Bank is acquired by Boston-based bank Banking & FinanceHudson ValleyIn the ValleyLatest NewsMergers & AcquisitionsPremium ContentWestchester PCSB Bank is acquired by Boston-based bank By Phil Hall - May 25, 2022 PCSB Bank, will operate as a separate bank subsidiary of Brookline. This content is for Westfair Online members only. Please Sign in / Join to view this content. Become a member by Registering Here.