VANCOUVER, BRITISH COLUMBIA–(Marketwired – Nov. 20, 2015) – First Mining Finance Corp. (“First Mining“) (TSX VENTURE:FF)(OTCQB:FFMGF) is pleased to announce that it has signed an option agreement (the “Agreement”) with Exploraciones Mineras Peñoles, S.A. de C.V., an indirect Mexican subsidiary of Industrias Peñoles S.A.B. de C.V. (Peñoles, BMV: PE) under which Peñoles may acquire First Mining’s Puertecitos and Los Tamales copper properties (the “Properties”) located in northern Sonora, Mexico within the prolific Sonora-Arizona, Copper Belt. The region hosts large copper-molybdenum porphyry deposits, such as at the world-class Cananea and La Caridad copper mines. All dollar amounts included in this news release are expressed in U.S. dollars.