Gran Sasso was born from the entrepreneurial idea of four brothers from a town on the border between Marche and Abruzzo, and from their vocation and dedication to creating elegant, high-quality knit...Gran Sasso was born from the entrepreneurial idea of four brothers from a town on the border between Marche and Abruzzo, and from their vocation and dedication to creating elegant, high-quality knitwear. With the transition in the 70s from a family business to an industrial company, Gran Sasso established itself on the market as one of the main producers of knitwear.