Founded in Milwaukee, WI in 1964, Hydro-Thermal Corporation entered the market with a line of innovative direct injection steam heaters designed primarily for the area's pulp and paper industries. Over the years, the product line and the customer base were expanded until today Hydro-Thermal is the industry's acknowledged leader in direct steam injection heat transfer for not only pulp and paper, but also chemical, textile, pharmaceutical, food processing, biotech and related industries