Mesa Exploration Corp.

VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 03/23/11 -- Mesa Uranium Corp. (TSX VENTURE: MSA)(PINK SHEETS: MSAJF) ('Mesa' or the 'Company') is pleased to report that it has filed a technical report under National Instrument 43-101 for the wholly owned Green Energy project in Utah. Additionally, Mesa has staked new claims contiguous to the existing claim block, adding 2,240 acres for a total position of 10,080

VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 02/17/11 -- Mesa Uranium Corp. (TSX VENTURE: MSA)(PINK SHEETS: MSAJF) ('Mesa' or the 'Company') is pleased to announce a non-brokered private placement (the 'Offering') of up to 500,000 units (the 'Units') at a price of $1.10 per Unit for gross proceeds of up to $550,000. Each Unit will consist of one common share (a 'Share') in the capital of Mesa and one

VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 02/09/11 -- Mesa Uranium Corp. (TSX VENTURE: MSA)(PINK SHEETS: MSAJF) ('Mesa' or the 'Company') is pleased to announce that North American Exploration, Inc. (NAE) has been engaged to provide permitting, environmental and engineering support at the wholly owned Green Energy lithium project in Utah. Drilling operations are anticipated to commence in the Spring of 2011

VANCOUVER, BRITISH COLUMBIA -- (Marketwire) -- 02/03/11 -- Mesa Uranium Corp. (TSX VENTURE: MSA)(PINK SHEETS: MSAJF) ('Mesa' or the 'Company') is pleased to announce that our joint venture partner Passport Potash Inc. ('Passport') has commenced a 50-line-mile seismic survey at the Holbrook basin site. The survey, being performed by Zonge International, will include the lands subject to a joint venture between Mesa