Excelsior Announces Adoption of Advance Notice Policy

VANCOUVER, BRITISH COLUMBIA--(Marketwired - Aug 27, 2013) - Excelsior Mining Corp. (TSX VENTURE:MIN) (OTCQX:EXMGF) (FRANKFURT:3XS) ("Excelsior" or the "Company") announces the approval by its board of directors of an advance notice policy (the "Policy"), which among other things, includes a provision that requires advance notice to the Company in circumstances where nominations of persons for election to the board of directors are made by shareholders of the Company other than pursuant to: (i) a "proposal" made in accordance with Division 7 of the Business Corporations Act (British Columbia) (the "Act"); or (ii) a requisition of the shareholders made in accordance with section 167 of the Act.

Among other things, the Policy fixes a deadline by which holders of record of common shares of Excelsior must submit director nominations to the Corporate Secretary of the Company prior to any annual or special meeting of shareholders at which directors are to be elected, and sets forth the specific information that a shareholder must include in the written notice to the Corporate Secretary of the Company for an effective nomination to occur. No person will be eligible for election as a director of the Company unless nominated in accordance with the provisions of the Policy.

In the case of an annual meeting of shareholders, notice to the Company must be made not less than 30 nor more than 65 days prior to the date of the annual meeting; provided, however, that in the event that the annual meeting is to be held on a date that is less than 40 days after the date on which the first public announcement of the date of the annual meeting was made, notice may be made not later than the close of business on the 10^th day following such public announcement.

In the case of a special meeting of shareholders (which is not also an annual meeting), notice to the Company must be made not later than the close of business on the 15^th day following the day on which the first public announcement of the date of the special meeting was made.

The Policy is effective and in full force and effect as of the date it was approved by the Company's board of directors. In accordance with the terms of the Policy, the Policy will be put to shareholders of the Company for approval at the next Annual General Meeting ("AGM") which is scheduled for September 26, 2013, and if the Policy is not confirmed at the meeting by ordinary resolution of the shareholders, the Policy will terminate and be of no further force and effect following the termination of the AGM.

The full text of the Policy is available via SEDAR at www.sedar.com

About Excelsior

Excelsior is a mineral exploration and development company that is advancing the Gunnison Copper Project. The Excelsior management team consists of experienced professionals with proven track records of advancing mining projects into production.

ON BEHALF OF THE EXCELSIOR BOARD

Stephen Twyerould, President & CEO

Cautionary Note Regarding Forward-Looking Information

This news release contains "forward-looking information" concerning anticipated developments and events that may occur in the future. Forward-looking statements are statements that relate to future, not past, events. In this context, forward-looking statements often address expected future business and financial performance, and often contain words such as "anticipate", "believe", "plan", "estimate", "expect", and "intend", statements that an action or event "may", "might", "could", "should", or "will" be taken or occur, or other similar expressions. All statements, other than statements of historical fact, included herein including, without limitation, statements about the advancement of the Company's mineral properties are forward-looking statements. By their nature, forward-looking statements involve known and unknown risks, uncertainties and other factors which may cause our actual results, performance or achievements, or other future events, to be materially different from any future results, performance or achievements expressed or implied by such forward-looking statements. Such factors include, among others, the following risks: the need for additional financing; operational risks associated with mineral exploration; fluctuations in commodity prices; title matters; environmental liability claims and insurance; reliance on key personnel; the potential for conflicts of interest among certain officers, directors or promoters with certain other projects; the absence of dividends; competition; dilution; the volatility of our common share price and volume and the additional risks identified in the management discussion and analysis section of our interim and most recent annual financial statement or other reports and filings with the TSX Venture Exchange and applicable Canadian securities regulations. Forward-looking statements are made based on management's beliefs, estimates and opinions on the date that statements are made and Excelsior undertakes no obligation to update forward-looking statements if these beliefs, estimates and opinions or other circumstances should change, except as required by applicable securities laws. Investors are cautioned against attributing undue certainty to forward-looking statements.

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, and no securities regulatory authority has either approved or disapproved of the contents of this release.