STC – Hong Kong Standards and Testing Center Hamburg Turnpike, Wayne, Passaic County, New Jersey, United States Member since May 25, 2024
West Texas Analytical Laboratory, LLC North Price Road, Pampa, Gray County, Texas, United States Member since May 24, 2024
Environmental Processes Aqua Solutions Inc. Chicago, Cook County, Illinois, United States Member since June 3, 2025
Insanitek Research and Development Carmel, Hamilton County, Indiana, United States Member since September 10, 2025
