Endeavour Silver is a Canadian mining company whose main assets are three high-grade silver underground mines in Mexico: Guanaceví in Durango state and Bolañitos and El Cubo in Guanajuato state. In March 2015, the company announced an expansion of El Cubo to boost production and tackle high costs.
The firm is also the owner of the Guadalupe y Calvo project in Chihuahua state; and properties Lourdes in Guanajuato state and El Cometa in Chihuahua state. It also has the Terronera silver-gold project, formerly known as San Sebastián, in Jalisco state. In 2012, Endeavour Silver signed an option agreement to acquire a 75% stake in Chile's El Inca properties, but in 2014 it decided to terminate the deal.
Endeavour Silver was founded in 1981 and is based in Vancouver, Canada.