Gel SpA is engages in the design and manufacture of products to treat water. It operates through the Home and Industrial business segments. The Home segment offers applications and products for the treatment of water for domestic use as well as for the maintenance of related residential systems. The Industrial division offers applications and instruments designed for the customer, industrial, municipal, hotel and medical sectors. The company was founded by Nazzareno Berto in 1979 and is headquartered in Castelfidardo, Italy.