Denis Sheahan is the Chief Executive Officer of Eastern Bankshares, Inc. and Eastern Bank. Mr. Sheahan previously served as Chairman, President and Chief Executive Officer of Cambridge Trust Company and Cambridge Bancorp from 2015 until its 2024 merger with Eastern. Prior to joining Cambridge Trust Company in April 2015, Mr. Sheahan spent 19 years at Independent Bank Corp. and Rockland Trust where he served as Chief Financial Officer and Chief Operating Officer. Prior to joining Rockland Trust Company, Mr. Sheahan served as Vice President of Finance for BayBanks, Inc.
Mr. Sheahan currently serves as Board Trustee for the Cambridge Community Foundation, is an Advisory Board Member of the Rian Immigrant Center, and is a Board Member and Treasurer for the Cambridge Family YMCA. Mr. Sheahan also serves as a member of the Board of Directors of the Massachusetts Bankers Association, and is a Board Trustee for the Massachusetts Bankers Association Charitable Foundation, Inc. Mr. Sheahan is a graduate of the Cork Institute of Technology, Cork, Ireland, and received an MBA from Boston University.