Vanguard Laboratory Parkmont Lane Southwest, Olympia, Thurston County, Washington, United States Member since December 26, 2024
Tentamus North America Spotsylvania Avenue, Fredericksburg, Spotsylvania County, Virginia, United States Member since February 2, 2025
360° Test Executive Plaza, Yonkers, Westchester County, New York, United States Member since February 7, 2025
Harrens Lab Inc. Breakwater Avenue, Hayward, Alameda County, California, United States Member since July 24, 2024
Colmaric Analyticals LLC Fairfield Avenue South, St. Petersburg, Pinellas County, Florida, United States Member since July 3, 2024
Expert Chemical Analysis, Inc. Roselle Street, San Diego, San Diego County, California, United States Member since August 1, 2024
Exponent North 38th Street, Philadelphia, Philadelphia County, Pennsylvania, United States Member since August 18, 2024
Greening Testing Laboratories, Inc. Mount Elliott Street, Detroit, Wayne County, Michigan, United States Member since May 31, 2024
Advanced Terra Testing Parfet Street, Lakewood, Jefferson County, Colorado, United States Member since May 27, 2024
TÜV Rheinland of North America Southeast Otis Corley Drive, Bentonville, Benton County, Arkansas, United States Member since May 21, 2024