Gamo Outdoor S.L.U, or simply Gamo, is a Spanish airgun manufacturer based in Barcelona, Spain, and is the largest producer of airguns in Europe and the largest producer of airgun pellets in the world. The company was founded in 1959, as El Gamo, and airgun production first started in 1961. Today Gamo products include air rifles, air pistols, ammunition and optics. They produce primarily airguns intended for mass market.