CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Pathfinder Bancorp, Inc. Oswego, New York We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (No. 33-53027) of Pathfinder Bancorp, Inc. of our report dated February 3, 2006, relating to the consolidated financial statements which appear in this Annual Report on Form 10-K. /s/ BEARD MILLER COMPANY LLP Beard Miller Company LLP Harrisburg, Pennsylvania March 24, 2006