Tentamus North America Spotsylvania Avenue, Fredericksburg, Spotsylvania County, Virginia, United States Member since February 2, 2025
Greening Testing Laboratories, Inc. Mount Elliott Street, Detroit, Wayne County, Michigan, United States Member since May 31, 2024
Joint Matters Calibration Services Los Angeles, Los Angeles County, California, United States Member since August 14, 2025
Yadkin Fire & Safety Old U.S. 421, East Bend, Yadkin County, North Carolina, United States Member since August 12, 2025
ADPEN Laboratories, Inc. Central Parkway, Jacksonville, Duval County, Florida, United States Member since August 21, 2025
TÜV Rheinland of North America Southeast Otis Corley Drive, Bentonville, Benton County, Arkansas, United States Member since May 21, 2024
Twin Arbor Labs Empresa Drive, San Luis Obispo, San Luis Obispo County, California, United States Member since July 29, 2025
CHROMESSENCE Carrer Pompeu Fabra, La Garriga, Barcelona, Catalunya, Spain Member since August 6, 2025