ACT Lab LLC / Cotecna CPS East 59th Street, Long Beach, Los Angeles County, California, United States Member since February 12, 2025
STC – Hong Kong Standards and Testing Center Hamburg Turnpike, Wayne, Passaic County, New Jersey, United States Member since May 25, 2024
Element Materials Technology – Midland, MI North Stark Road, Midland, Midland County, Michigan, United States Member since April 23, 2025
ADPEN Laboratories, Inc. Central Parkway, Jacksonville, Duval County, Florida, United States Member since August 21, 2025
Middle East Testing Services Branch of Abu Dhabi 1 Al 'Araji 3 Street, Abu Dhabi, Abu Dhabi Region, Abu Dhabi, United Arab Emirates Member since September 18, 2024
Pro-Pack Testing Laboratory, Inc. Amann Drive, Belleville, St. Clair County, Illinois, United States Member since October 9, 2025
ProVerde Environmental Milford, Worcester County, Massachusetts, United States Member since October 28, 2025