water treatment products and services to customers in the Southwest for more than 17 years. Known in the water treatment industry as WEST Inc., we continue to grow as a regional supplier of proprietary products across a wide spectrum of markets. Founded by acknowledged experts in the water treatment field, WEST has built and maintained a reputation for quality and excellence that has stood since its founding in 1976.
WEST is headquartered in Santa Fe Springs, California, also home of our manufacturing, research and warehouse facilities. Our mission is the development and marketing of state-of-the-art chemical products in the areas of industrial and HVAC water and wastewater treatment, oil field production and oil refining.
WEST is a closely held Nevada corporation. Ownership is 100% by U.S. citizens and there are no foreign influences.