Marvin R. DeVries

American Water Works Association is an organization that provides resources, tools, and professional development opportunities for water professionals. The non-profit company is based in Denver, CO. The company offers events and education, publications, policy and advocacy, and a network of members to connect with. The association is a leader in industry standards, policy, governance, and influence. The company embraces their responsibility to share their knowledge with the world as they pursue a vision of safe and reliable drinking water for every citizen.

Salsnes Filter AS designs and manufactures filtration systems for municipal wastewater treatment, food industry, pulp and paper industry, fish farming, and cruise ships worldwide. It provides SF models that are used for wastewater treatment, SFK models that are used for industrial treatment, and flock models that are used for municipal and industrial waste effluent; and supplies equipment and accessories, such as dewatering units, conveyor screws, ventilation filters, tanks, odour control equipment, boxes/outlets, sanitation and stabilization of sludge, and Salsnes testers. The company was founded in 1991 and is headquartered in Namsos, Norway.

Trojan Technologies, Inc. provides water and environmental treatment services for the municipal, industrial, and residential markets. Its products include trojan UVLogic, UVSwift SC, UV3000 PTP, UV3000 B, UV3000 Plus, and UVMax. The firm also provides UV treatment for the removal of certain chemicals from water. The company was founded by Henry J. Vander Laan in 1977 and is headquartered in London, Canada.