Exhibit A

JOINT FILING AGREEMENT

The undersigned agree that this Schedule 13G Amendment No. 1 dated November 14, 2025 relating to the Class A Common Stock, No Par Value, of Mechanics Bancorp shall be filed on behalf of the undersigned.

MALTESE CAPITAL MANAGEMENT LLC

By: /s/ Terry Maltese

Name: Terry Maltese

Title: Managing Member

TERRY MALTESE

By: /s/ Terry Maltese