Headquartered in Norwalk, Connecticut (USA), Arch Chemicals, Inc. is a global Biocides company with approximately $1.3 billion in annual sales. Together with our subsidiaries, we have 3,000 employees and manufacturing and customer-support facilities in North and South America, Europe, Asia and Africa.

We take pride in making products that help make people's lives better, safer and healthier. Arch and its subsidiaries have leadership positions in two business segments: Treatment Products and Performance Products. But at heart, we are a Biocides company. We're a global leader in providing innovative, chemistry-based solutions to control the growth of harmful microbes. Our concentration is in water, hair and skin care products, pressure-treated wood, paints and building products, and health and hygiene applications.