Vanguard Laboratory Parkmont Lane Southwest, Olympia, Thurston County, Washington, United States Member since December 26, 2024
IRIS ENVIRONMENTAL LABORATORIES LLC US Highway 22 And 3, Union, Union County, New Jersey, United States Member since February 12, 2025
Environmental Processes Aqua Solutions Inc. Chicago, Cook County, Illinois, United States Member since June 3, 2025
ResInnova Laboratories Fishers Lane, Rockville, Montgomery County, Maryland, United States Member since April 2, 2024
Insanitek Research and Development Carmel, Hamilton County, Indiana, United States Member since September 10, 2025
