TSX.V:TU

www.tigrisuranium.com

VANCOUVER, Aug. 5, 2011 /PRNewswire/ - Tigris Uranium Corp. (TSX.V:TU) (the "Company") is pleased to announce that the TSX Venture Exchange has approved the Company's graduation to Tier 1 Issuer status effective August 5, 2011.

Tier 1 is reserved for the TSX Venture Exchange's most advanced issuers with the most significant financial resources. The benefits of Tier 1 status include decreased filing requirements and improved service standards.

In conjunction with the Tier 1 listing, shares of the Company currently held in escrow pursuant to an escrow agreement dated April 23, 2010 among the Company, Olympia Trust Company and certain escrow security holders, will be subject to an accelerated release schedule.

McKinley Property State Leases
The Company also announces that it has entered into a bill of sale with William M. Sheriff and Janet Lee-Sheriff for the assignment of certain mining leases located in McKinley County, New Mexico contiguous to the Company's McKinley Property.  The bill of sale provides for the sale and transfer of the leases Mexico from the Sheriffs to the Company for the sum of USD$18,824, being the cost amount of the leases to the Sheriffs.  The bill of sale is subject to regulatory approval.

About Tigris Uranium Corp.
Tigris Uranium Corp. is a well-financed exploration company committed to acquisitions of advanced projects. Management's proven ability to target opportunity, aggressively acquire properties and create shareholder value has secured 115,000+ acres (46,400 ha) of 100% controlled private mineral rights, with an indicated resource of 34.4 MM pounds U₃O₈ (Myers, 2010) in New Mexico's Crownpoint Uranium District, a portion of which is under NRC license, in a new progressive New Mexico regulatory and political environment.

Neither 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.

This press release contains projections and forward-looking information that involve various risks and uncertainties regarding future events. Such forward-looking information can include without limitation statements based on current expectations involving a number of risks and uncertainties and are not guarantees of future performance. There are numerous risks and uncertainties that could cause actual results and Tigris Uranium Corp's plans and objectives to differ materially from those expressed in the forward-looking information. Actual results and future events could differ materially from those anticipated in such information. These and all subsequent written and oral forward-looking information are based on estimates and opinions of management on the dates they are made and are expressly qualified in their entirety by this notice. Except as required by law, Tigris Uranium Corp. assumes no obligation to update forward-looking information should circumstances or management's estimates or opinions change.

SOURCE Tigris Uranium Corp.