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May 27, 2008 - Vancouver, British Columbia: Riverside Resources Inc. (TSX-V: RRI) is pleased to announce that it has closed a private placement financing with Kinross Gold Corporation ("Kinross"), the third largest gold mining company by reserves in North America. Subject to TSX Venture Exchange acceptance, Kinross has purchased 1.25 million common shares of Riverside at a price of $1.20 per share for proceeds of $1.5 million. The investment by Kinross represents approximately 8% of the outstanding common shares of the Company. The shares are subject to a four month hold period. No warrants or finders fees are attached to this private placement.

"This is positive recognition for the value of Riverside's business strategy, management team and our growing portfolio of quality mineral properties," said John-Mark Staude, President and Chief Executive Officer, Riverside Resources. "We look forward to continuing our local based exploration, particularly in Mexico, to find undervalued projects, generate our own grass roots opportunities, and apply this capital in a rational, measured way to make valuable mineral discoveries. We will continue to build a strong exploration business using selective capital such as this significant investment from Kinross."

The proceeds from the private placement will be used to further advance Riverside's portfolio of seven properties including the El Capitan Gold project in Durango, Mexico, and the Sugarloaf Peak Gold project in Arizona, USA and for general working capital requirements.

Riverside Resources operates a prospect generator business model leveraging an experienced management team, a proprietary geological database and local knowledge to identify and acquire high-quality exploration opportunities. In its first year, Riverside has acquired six properties: five located in Mexico and the Sugarloaf Peak Gold project located in Arizona, USA. For more information please visit: www.rivres.com.

This news release does not constitute an offer to sell or a solicitation of an offer to sell any of the above securities in the United States. The securities have not been and will not be registered under the United States Securities Act of 1933, as amended (the "U.S. Securities Act") or any state securities laws and may not be offered or sold within the United States or to U.S. Persons unless registered under the U.S. Securities Act and applicable state securities laws or an exemption from such registration is available.

Not For Dissemination in the United States

For additional information contact:

Warwick Smith,
Corporate Communications
Riverside Resources Inc.
This email address is being protected from spambots. You need JavaScript enabled to view it.
Phone: (778) 327-6671
Fax: (778) 327-6675
Web: www.rivres.com

John-Mark Staude,
President & CEO
Riverside Resources Inc.
This email address is being protected from spambots. You need JavaScript enabled to view it.
Phone: (778) 327-6671
Fax: (778) 327-6675
Web: www.rivres.com

The TSX Venture Exchange does not accept responsibility for the adequacy or accuracy of this release.