EXHIBIT 99.1

KPMG LLP Chartered Accountants 2700 205 – 5th Avenue SW Calgary AB T2P 4B9 Telephone (403) 691-8000 Telefax     (403) 691-8008 Internet     www.kpmg.ca

Consent of Independent Registered Public Accounting Firm

The Board of Directors of Pengrowth Energy Corporation

We consent to:

• the inclusion in this annual report on Form 40-F and the incorporation by reference in the registration statement on Form F-3 (No. 333-171672) and the registration statement on Form F-10 (No. 333-171682) of Pengrowth Energy Corporation of our report dated March 8, 2011, on the consolidated balance sheets of Pengrowth Energy Corporation as at December 31, 2010 and 2009, and the consolidated statements of income and deficit and cash flow for the years then ended, and

• the inclusion in the annual report on Form 40-F and the incorporation by reference in the registration statement on Form F-3 (No. 333-171672) of Pengrowth Energy Corporation of our report dated March 8, 2011 on the effectiveness of internal control over financial reporting as of December 31, 2010.

Chartered Accountants

Calgary, Canada

March 8, 2011

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