Since 1986, Managing General Underwriter WaterColor Management has been the source of insurance and risk management solutions for water and wastewater treatment risks. It also underwriters water and wastewater chemical and equipment suppliers. We are the original provider of insurance coverages and loss control services designed for Association of Water Technologies (AWT) members. We are the largest and most competitive underwriter of water treatment risks in the U.S., a testament to the trust the industry has placed in us.