About United States Mineral Products Co. (d/b/a Isolatek International)
Isolatek International is a manufacturer of passive fire protection materials used in commercial, industrial, and infrastructure construction. The company develops and supplies fire-resistive materials, including spray-applied fireproofing, intumescent coatings, and related insulation products designed to protect structural steel and building components from fire exposure. Isolatek serves contractors, engineers, and building owners through product manufacturing, technical support, and application guidance for fire protection systems. The company operates globally and supports projects across multiple construction markets. Isolatek International was founded in 1873 and is headquartered in Stanhope, New Jersey, United States.