STC – Hong Kong Standards and Testing Center Hamburg Turnpike, Wayne, Passaic County, New Jersey, United States Member since May 25, 2024
Environmental Processes Aqua Solutions Inc. Chicago, Cook County, Illinois, United States Member since June 3, 2025
IRIS ENVIRONMENTAL LABORATORIES LLC US Highway 22 And 3, Union, Union County, New Jersey, United States Member since February 12, 2025
PRIMUSLABS – Santa Maria CA Industrial Parkway, Santa Maria, Santa Barbara County, California, United States Member since July 17, 2024
PRIMUSLABS – HQ Industrial Parkway, Santa Maria, Santa Barbara County, California, United States Member since July 7, 2024
Banartis Paarmeez Laboratories LLC Lake Avenue South, Nesconset, Suffolk County, New York, United States Member since January 28, 2025
West Texas Analytical Laboratory, LLC North Price Road, Pampa, Gray County, Texas, United States Member since May 24, 2024
Intertek – Grand Rapids Broadmoor Avenue Southeast, Grand Rapids, Kent County, Michigan, United States Member since July 15, 2024
International RINP, Inc. Verdugo Drive, Laguna Hills, Orange County, California, United States Member since July 26, 2024
Vanguard Laboratory Parkmont Lane Southwest, Olympia, Thurston County, Washington, United States Member since December 26, 2024