News Releases

VANCOUVER, BRITISH COLUMBIA--(Marketwired - Sept. 7, 2016) - First Mining Finance Corp. ("First Mining" or the "Company") (TSX VENTURE:FF)(OTCQX:FFMGF) is pleased to announce that it has filed with the Canadian securities regulators an independent Technical Report prepared in accordance with National Instrument 43-101 Standards of Disclosure for Mineral Projects ("NI 43-101"). The report is entitled "NI 43-101 Technical Report and Audit of the Preliminary Resource Estimate for the Pitt Gold Project, Duparquet Township, Abitibi Region, Quebec".

The technical report for the Company's Pitt Gold Project covers veins 1, 2, and 3, with a combined Indicated mineral resource of 600,000 tonnes grading 7.83 grams per tonne (g/t) gold (Au) containing 151,000 ounces Au and an Inferred mineral resource of 476,000 tonnes grading 6.91 g/t Au containing 106,000 ounces Au. A cut-off grade of 3.0 g/t Au was used to calculate the Indicated and Inferred resources for this report which was dated June 30, 2016, with an effective date of January 31, 2011 and was prepared by Micon International Limited. The Technical Report has been voluntarily filed in connection with First Mining's acquisition of the Pitt Gold Property from Brionor Resources Inc. with no changes to the resources.

A copy of this Technical Report can be accessed under the Company's SEDAR profile at www.sedar.com, or on the Company's website at www.firstminingfinance.com.

Chris Osterman, CEO, of First Mining, a Qualified Person for the purposes of National Instrument 43-101 has reviewed the report on behalf of First Mining and has approved the scientific and technical content of this news release.

In addition, First Mining has granted 250,000 stock options to an officer of the Company in accordance with his employment agreement. The stock options have an exercise price of $0.91 per share and are exercisable for a period of five years. These stock options are governed by the Company's Stock Option Plan.

ABOUT FIRST MINING FINANCE CORP.

First Mining is a mineral property holding company whose principal business activity is to acquire high quality mineral assets with a focus in the Americas. The Company currently holds a portfolio of 28 mineral assets in Canada, Mexico and the United States with a focus on gold. Ultimately, the goal is to continue to increase its portfolio of mineral assets through acquisitions that are expected to be comprised of gold, silver, copper, lead, zinc and nickel.

ON BEHALF OF THE BOARD OF FIRST MINING FINANCE CORP.

Keith Neumeyer, Chairman

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.