Cal Water designed and marketed the first service deionizer in the world and the first line of self-cleaning reverse osmosis and ultrafilter systems. The company has been selling, installing and servicing water purification systems for industrial and scientific applications in Southern California and throughout the world for more than 50 years. Cal Water s purification technologies include deionized water service, automatic deionizers, reverse osmosis systems, water softeners, activated carbon purifiers, chemical feeders, ultraviolet sterilizers, ozone generators and filters of all types. Control systems for products range from manual to automatic, to completely computer controlled. In 2001, the company moved into a computer-controlled regeneration plant in Placentia, CA. Cal Water customers include pharmaceutical houses, cosmetic formulators, aerospace prime contractors, semiconductor manufacturers, bio labs, metal finishers, used car dealers, orchid growers, hospitals and dry cleaners.