Ann Arbor Wastewater Treatment, 49 S Dixboro Rd, Ann Arbor, MI 48105, US

NSF International, a public health and safety company, is a nonprofit, nongovernmental organization, and one of the world s leaders in standards development, product certification, education and risk-management. For more than 60 years, NSF International has been committed to public health, safety and protection of the environment. While focusing on food, water, indoor air, and the environment, the company develops national standards, provides learning opportunities through its Center for Public Health Education and provides third-party conformity assessment services. The NSF Mark is recognized for its value in international trade worldwide and is respected by regulatory agencies at the local, state and federal levels. NSF International s staff includes engineers, chemists, toxicologists and environmental health professionals with broad experience both in public and private organizations. Serving manufacturers operating in 80 countries, the company was founded in 1944 and is headquartered in Ann Arbor, Mich.