Located in Beachwood, Ohio, Tremco specializes in the manufacture and sale of roofing materials and services. It also constructs sealants, glazings, gaskets, grouts, mortars, concrete admixtures, and fire stopping and waterproofing systems. The company consists of several divisions and employs more than 1,900 people in various locations worldwide. Its facilities are ISO 9001:9002 registered. Its weatherproofing technologies unit offers several investigative, maintenance and information-based services to assist in asset management. Its chemical company division offers specialty products, such as floor hardeners and sealing compounds. Additionally, Tremco provides training services and a reference library that offers competitive information and audiovisual material. The company was established in 1928.