Exhibit 23.1
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
The Board of Directors
CBIZ, Inc.:
We consent to the incorporation by reference in the registration statement Nos. 333-35049,
333-74647 and 333-62148 on Form S-8; Nos. 333-64109, 333-76179 and 333-27825 on Form S-3; Nos.
333-15413, 333-46687, 333-90749 and 333-40331 on Form S-3, as amended; and Nos. 333-40313 and
333-81039 on Form S-4, as amended, of CBIZ, Inc. and subsidiaries (Company) of our report dated
March 15, 2006 (May 22, 2006 as to the effects of discontinued operations, segment classification
and other reclassifications discussed in Note 21), with respect to the consolidated balance sheets
of the Company as of December 31, 2005 and 2004, and the related consolidated statements of
operations, stockholders equity, and cash flows, for each of the years in the three-year period
ended December 31, 2005, and the related financial statement
schedule, which report appears herein.
/s/ KPMG LLP
Cleveland, Ohio
May 22, 2006
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