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File: NAA News Release May26Final-15.docx


NEWS RELEASE 
 
 May 27, 2015           Symbol:-TSX-V:NAA
                                                                                                    OTCQX:SIOCF
 
SIERRA ACQUIRES MINERALS RIGHTS TO EMO ACREAGE 
 
 
Vancouver, BC - SIERRA IRON ORE CORPORATION ("Sierra" or the "Company") is pleased to announce that it has executed an
---> option agreement, dated May 26, 2015, with Emerald Lake Development Corporation which will entitle the Company to ear
--->n up to 92% of all mineral rights on Claim #4271029 Located in the N1/2 of Lot 8, Con 5. (About 6 miles north of Emo O
--->ntario) - An area of about 158 acres - subject to a 3% net smelter return royalty.

The property hosts a large double folded, double plunging elliptical East-West striking banded iron formation which me
--->asures 2.75 miles x approximately  one-half mile. This folded structure has been decapitated presumably by subsequent 
--->erosional processes. The anomaly is at surface with the Company currently performing a detailed geochemical ground sur
--->vey.

This acquisition will complement the Company's two previous acquisitions in the area and, in this regard, reference is
---> made to its press releases of July 24, 2014 and August 26, 2014. The Company is happy to have assembled a strong land
---> package in an area with significant potential for exploration and discovery of new mineral deposits. Sierra looks for
--->ward to an exciting exploration season.
 
Mr. Frank Puskas, P. Eng., MSc a Qualified Person (QP) as defined by NI 43-101 has approved the geological content of 
--->this Press Release.
The noted acquisition remain subject to TSXV approvals.
On behalf of The Board of Directors of Sierra Iron Ore Corporation.

Wally Boguski,
President & CEO

This news release contains certain forward looking statements which involve known and unknown risks, delays, and uncer
--->tainties not under the control of Sierra Iron Ore Corporation which may cause actual results, performance or achieveme
--->nts of Sierra Iron Ore Corporation to be materially different from the results, performance or expectation implied by 
--->these forward looking statements.  

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 press release, which has been prepared b
--->y management.