Grenite® is a Registered Trademark of GSS, LLC and is manufactured under license by Saint-Gobain. GSS, LLC is a privately held development and custom manufacturing company focusing on the creation of sustainable composite materials for use in the building, retail, theatrical/thematic, and general commercial and residential markets. With domestic and international marketing capacity, GSS provides products and services to many of the largest companies in the U.S. The company is headquartered in Metuchen, NJ with R&D and Grenite custom molded manufacturing facilities in Los Angeles and sales offices worldwide.rn