EX-23 2 ex_23.htm EXHIBIT 23 - CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM Unassociated Document
Exhibit 23



Consent of Independent Registered Public Accounting Firm



We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (No. 333-21011) of FirstEnergy Corp. of our report dated June 28, 2007 relating to the financial statements of the FirstEnergy Corp. Savings Plan, which appears in this Form 11-K.


                /s/ BOBER, MARKEY, FEDOROVICH & COMPANY

Akron, Ohio
June 28, 2007



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