Consent of Independent Registered Public Accounting Firm

We hereby consent to the incorporation by reference in the Registration Statement on Form S-3 (File No. 333-107487) of Hub International Limited (the “Company”) of our report dated March 7, 2005 relating to the consolidated 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 the Company’s Annual Report on Form 10-K for the year ended December 31, 2004. We also consent to the references to us under the heading “Experts” in such Registration Statement.

Chicago, Illinois

March 14, 2005