Gamco Corporation, a leading regional manufacturer of specialty fenestration products and architectural metals, has received notable industry recognition for the fourth year in a row. National trade periodical Glass Magazine has included Gamco in its 2016 list of Top Metal Companies of North America, published in its November 2016 edition. Inclusion in the list is determined by a company’s annual revenues. Along with Gamco Corporation, 40 other firms are ranked on this year’s list, including industry giants C.R. Laurence/U.S. Aluminum, YKK, Kawneer, and Wausau.