International Chemtex Corporation is one the largest independently owned producers of specialty water treatment chemicals and services in the United States. From its headquarters in Lakeville, Minn., the company serves customers from coast to coast in the continental United States and Puerto Rico. Chemtexs products help its customers to protect water-using equipment in commercial buildings, hospitals, universities and light- and medium-industrial facilities. Chemtex produces a line of chemicals to control scaling, corrosion, deposition and microbiological fouling in open and closed recirculating and once-through cooling water systems. The company s products feature state-of-the-art chemical technologies that enable plant personnel to operate cooling systems safely and efficiently. It also produces domestic water and potable water treatments, as well as wastewater treatment chemicals. Chemtexs main production facility and technical laboratory is located at its ISO 9001 certified Lakeville headquarters. The company also has production facilities located in Roanoke, Virginia and San Juan, Puerto Rico. More than 30 sales offices are located throughout the U.S.