Tetra Tech is the leader in water, environment and sustainable infrastructure, providing high-end technical and engineering services for projects worldwide. With more than 25,000 employees working together, Tetra Tech provides clear solutions to complex problems by Leading with Science® to address the entire water cycle, protect and restore the environment, and design sustainable and resilient infrastructure.
Tetra Tech est un chef de file mondial dans les domaines de l'eau, de l'environnement et des infrastructures durables, offrant des services techniques et d'ingénierie de qualité supérieure pour des projets à l'échelle mondiale. Grâce à ses 25 000 employés, Tetra Tech propose des solutions optimales aux problèmes les plus complexes en utilisant la science d’abord pour répondre aux besoins en matière de cycle de l'eau, en protection et restauration de l'environnement ainsi qu’en conception d’infrastructures durables et résilientes.
Geosyntec is a consulting and engineering firm that works with private and public sector clients to address new ventures and complex problems involving our environment, natural resources, and civil infrastructure.
Formed in 1928, the Water Environment Federation® (WEF®) and its global network of Member Associations help provide water quality professionals with the latest in water quality education, training, and business opportunities. WEF's diverse membership includes scientists, engineers, regulators, academics, plant managers and operators, and other professionals working in the United States and around the world. As a membership organization, WEF uses the collective knowledge of its membership to further a shared goal of improving water quality.
Together, WEF and its members: research and publish the latest information on wastewater treatment and water quality protection; provide technical expertise and training on issues including wastewater collection, treatment, reuse, and operations; residuals and utility management; sustainability; and emerging water quality issues such as microconstituents; sponsor conferences and other special events; and review, testify, and comment on environmental regulations and legislation.
For more details on WEF’s published magazines, journals, books, study guides and other technical materials,
please visit www.e-wef.org/