- American Backflow Prevention Association (ABPA) [Exit to ABPA]. The ABPA is a national association dedicated to protecting drinking water from contamination. In support of this goal, this organization provides educational resources, technical assistance and support throughout its network of regions, chapters and localities.
- American Water Works Association (AWWA) [Exit to AWWA]. The AWWA is an international nonprofit educational association dedicated to safe water. Founded in 1881 as a forum for water professionals to share information and learn from each other for the common good, AWWA is the authoritative resource for knowledge, information, and advocacy for improving the quality and supply of water in North America and beyond.
- University of Southern California Foundation for Cross Connection Control and Hydraulic Research [Exit to USC FCCC&HR]. The University of Southern California Foundation for Cross Connection Control and Hydraulic Research is a key authority in the field of Cross-Connection Control and Backflow Prevention. The Foundation provides products and services designed to help water utilities, health agencies, plumbing inspectors, private contractors and general public in their cross connection control efforts.