2011. Mark Hunter Holdings Inc.’s ownership of 1,0 00,000 common shares of the

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FOR IMMEDIATE RELEASE

MAY 13, 2011 – Mark Hunter Holdings Inc. announces that, pursuant to a private placement on January 31, 2011, Mark Hunter Holdings Inc. purchased 1,000,000 common shares of Mammoth Capital Corp. (the “Company”), at a price of $0.05 per share. The Company’s shares began trading on the TSX Venture Exchange on May 12, 2011. Mark Hunter Holdings Inc.’s ownership of 1,000,000 common shares of the Company represents approximately 7.84% of the issued and outstanding common share capital of the Company. In addition to the shareholdings mentioned above, the controlling shareholder of Mark Hunter Holdings Inc., Mark Hunter, holds 385,000 stock options granted by the Company, which, if exercised in full would, together with the common shares set out above, represent approximately 10.54% of the Company’s then issued and outstanding share capital, assuming no other common shares are issued by the Company. Mark Hunter Holdings Inc. has acquired the common shares for investment purposes and may acquire further securities of the Company for investment purposes, in the market or privately, from time to time.

A copy of the report filed by Mark Hunter Holdings Inc. in connection with this acquisition is available on the SEDAR website at www.sedar.com or by contacting Mark Hunter Holdings Inc. at the number shown above.

MARK HUNTER HOLDINGS INC.

(signed) “Mark Hunter”

Mark Hunter

Neither the TSX Venture Exchange nor its Regulation Services Provider (as that term is defined in the policies of the TSX Venture Exchange) accepts responsibility for the adequacy or

accuracy of this release.