Mast-Jägermeister SE is a German beverage company owned by the Findel-Mast family. Wilhelm Mast founded Mast-Jägermeister SE in Wolfenbüttel in 1878. His son Curt Mast developed the recipe for Jägermeister 70-proof (35%) herbal liqueur, which he first brought to market in 1935. Jägermeister is the main product of Mast-Jägermeister SE. They also produce the lesser known SchlehenFeuer, a brand of sloe jeans. In the past, they also made liqueurs.