Exhibit 23.0

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

The Board of Directors

FTI Consulting, Inc.

We consent to the incorporation by reference in the registration statements No. 333-30173, 333-30357, 333-32160, 333-64050, 333-92384, 333-105741, 333-115786, 333-115787, 333-125104, 333-134789, 333-134793, and 333-134790 on Form S-8 and registration statement No. 333-129715 on Form S-3 of FTI Consulting, Inc. of our reports dated March 12, 2007, with respect to the consolidated balance sheet of FTI Consulting, Inc. as of December 31, 2006, and the related consolidated statements of income, stockholders’ equity and cash flows for the year then ended, and the related financial statement schedule, management’s assessment of the effectiveness of internal control over financial reporting as of December 31, 2006 and the effectiveness of internal control over financial reporting as of December 31, 2006, which reports appears in the December 31, 2006 Annual Report on Form 10-K of FTI Consulting, Inc.

As discussed in Note 2 to the consolidated financial statements, the Company adopted Statement of Financial Accounting Standards No. 123 (Revised 2004), Share-Based Payment, on January 1, 2006.

/s/ KPMG LLP

Baltimore, Maryland

March 12, 2007