Exhibit 23.2

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in this Registration Statement on Form S-4 of The PNC Financial Services Group, Inc. of our report dated March 10, 2006 relating to the financial statements, management’s assessment of the effectiveness of internal control over financial reporting and the effectiveness of internal control over financial reporting, which appears in Mercantile Bankshares Corporation’s Annual Report on Form 10-K. We also consent to the reference to us under the heading “Experts” in such Registration Statement.

Baltimore, Maryland

November 28, 2006