It was 1928 when William Treuhaft opened his small roofing materials manufacturing plant in Cleveland, Ohio. The company was called Tremco Incorporated. Today Tremco is an RPM International Inc. affiliate company employing over 2,000 people.Tremco consists of operating divisions specializing in the manufacture and sale of roofing materials and services, construction sealants, glazing and gaskets, waterproofing systems, air barrier and fire stopping systems and a host of custom-designed products, programs and services dedicated to the worldwide construction and maintenance and repair industries. We are committed to helping our customers develop and maintain high performance buildings that operate with the lowest possible life-cycle costs.Tremco consists of Tremco Commercial Sealants & Waterproofing, Tremco Roofing and Building Maintenance, WTI, Republic Powdered Metals, Tremco Barrier Solutions and Canam. The facilities of each company are ISO 9001/9002 Registered.
