ACTIVITY: HEAT TREATMENTS ON NON-FERROUS METAL MATERIALS, SURFACE TREATMENTS OF METALS, METALLURGICAL TESTS. Thanks to over 50 plants and machinery in an area of 16,000 covered square meters (out of a total of 35,000 square meters), Soliveri has been one of the most important companies in the heat treatment sector since 1954. From its beginning, the vigor and passion of the founder Gerolamo Soliveri have favored the development of traditional treatment methods and encouraged the search for new solutions. Respect for experience, research and production flexibility are just some of the factors that have allowed the continuous development of new technologies for heat treatments.