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CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We hereby consent to the incorporation by reference in the Registration Statements listed below of Marathon Oil Corporation of our report dated March 10, 2005, 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 this Annual Report on Form 10-K. We also consent to the incorporation by reference of our report dated March 10, 2005, relating to the financial statement schedule, which appears in this Form 10-K.
On Form S-3: | Relating to: | |||
File No. | 33-57997 | Dividend Reinvestment Plan | ||
333-88947 | Dividend Reinvestment and Direct Stock Purchase Plan | |||
333-99223 | Marathon Oil Corporation Debt Securities, Common Stock, Preferred Stock, Warrants, Stock Purchase Contracts/Units and Preferred Securities | |||
333-99223-01 | Marathon Financing Trust I | |||
333-99223-02 | Marathon Financing Trust II | |||
On Form S-8: | Relating to: | |||
File No. | 33-41864 | 1990 Stock Plan | ||
33-56828 | Marathon Oil Company Thrift Plan | |||
333-29699 | 1990 Stock Plan | |||
333-29709 | Marathon Oil Company Thrift Plan | |||
333-52751 | 1990 Stock Plan | |||
333-86847 | 1990 Stock Plan | |||
333-104910 | Marathon Oil Corporation 2003 Incentive Compensation Plan |
/s/ PricewaterhouseCoopers LLP
PricewaterhouseCoopers LLP
Houston, Texas
March 10, 2005
CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM