States and numerous foreign countries. Catalytic heaters are used in many different applications. Using catalytic technology, they convert propane, natural gas or other hydrocarbon...Catalytic Heater Company Catalytic Heater Company, founded in 1982, has been in business since 1982 and operates out of a 21,000 square foot facility in Terrell, Texas..., approximately thirty miles east of Dallas. The company manufactures CATCO branded catalytic heaters and related products for industrial applications. Our products are marketed in the United...