Sierra Madre Gold and Silver Ltd., a mineral exploration company, engages in the acquisition, exploration, and development of resource properties. It holds an interest in the Tepic silver-gold property comprising five mining concessions covering an area of 2,612.5 hectares located to the south-southeast from the city of Tepic, Nayarit; and the La Tigra gold-silver property that consists of seven mining concessions covering an area of 357 hectares located in the State of Nayarit, Mexico. The company is based in West Vancouver, Canada.