1 EXHIBIT 23.5 CONSENT OF NORTHEAST CAPITAL & ADVISORY, INC. September 30, 1998 We consent to the inclusion of the opinion of our firm dated July 15, 1998 included in the Registration Statement on Form S-4 of Westbank Corporation and to all references to our firm in or made a part of such Registration Statement. /s/ Northeast Capital & Advisory, Inc. NORTHEAST CAPITAL & ADVISORY, INC. Albany, New York September 30, 1998