18 laboratories in United States are accredited by A2LA under ISO/IEC 17025 to perform ASTM D3740 testing. These labs commonly handle Concrete, Soil matrices. Most frequently tested analytes via this method in United States: Moisture-Density Relations, Compressive Strength, Particle Size. From the accredited scope text: “ASTM D3740 (Standard Practice for Minimum Requiremen ts for Agencies Engaged in Testing and/or Inspection of Soil and Rock as Used in Engineering Design and Construction); E329 (Standard Specification”
Conroe, TX, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 VERTEX RESOURCE SERVICES INC. 2418 North Frazier Street, Suite 103 Conroe, TX 77303 Barmak Biroun Email: bbiroun@vertex.ca GEOTECHNICAL Valid To: July 31, 2027 C
Houston, TX, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 GEOTEST ENGINEERING, INC. 5600 Bintliff Drive Houston, TX 77036 Madhu R Munirathnam, P.E. Phone: 713 266 0588 GEOTECHNICAL Valid To: October 31, 2027
Acton, MA, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 GEOTESTING EXPRESS, LLC. 125 Nagog Park Acton, MA 01720 Joe Tomei Phone: 978 635 0424 Valid To: March 31, 2026
Houston, TX, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 TERRADYNE ENGINEERING, INC. 9141 Emmott Rd. Houston, TX 77040 Jack A. Kingwood Phone: 346-980-7372 Valid To: September 30, 2026 Certificate Number:
Humble, TX, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 DAE & ASSOCIATES, LTD DBA GEOTECH ENGINEERING AND TESTING 17407 Highway 59 North Humble, TX 77396 Fred Zandi, P.E. Phone: 713 699 4000 GEOTECHNICAL Valid To: March 31, 2026
Houston, TX, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 HTS, INC. CONSULTANTS 416 Pickering Houston, TX 77206 John Territo Phone: 713 692 8373 Valid To: October 31, 2026 Certificate Number: 0029.01
Olympia, WA, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 MATERIALS TESTING & CONSULTING, INC. 777 Chrysler Drive Burlington, WA 98233 Raymond McNamara Phone: 360.348.8864 Valid To: August 31, 2027 Certificat
Tukwila, WA, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 PROFESSIONAL SERVICE INDUSTRIES, INC. 3730 Dacoma Street Houston, Texas 77092-8906 Shashank Valluru Phone: 713 224 2047 GEOTECHNICAL Valid To: April 30, 2027
Houston, TX, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 UES PROFESSIONAL SOLUTIONS 44, LLC 15811 Tuckerton Road Houston, TX 77095 Travis Barrette Phone: 713-360-0471 Valid To: June 30, 2027 Certificate Nu
Houston, TX, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ECS SOUTHWEST, LLP 1000 N Post Oak Rd., Suite 240 Houston, TX 77055 Joe Botte Phone: 713 955 1980 GEOTECHNICAL Valid To: March 31, 2026 Certificate Nu
Houston, TX, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 EARTH ENGINEERING INC. 4877 Langfield Road Houston, TX 77040-6638 Moe A. Shihadeh, P.E. Phone: 713 681 5311 Valid To: May 31, 2026 Certificate Numbe
Houston, TX, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 UES PROFESSIONAL SOLUTIONS 63, LLC 4667 Kennedy Commerce Drive Houston, TX 77032 Travis Barrette Phone: 713 360 0471 GEOTECHNICAL Valid To: August 31, 2026
Bloomington, MN, US
ASTM D3740 (Standard Practice for Minimum Requiremen ts for Agencies Engaged in Testing and/or Inspection of Soil and Rock as Used in Engineering Design and Construction); E329 (Standard Specification for Agencies Engaged in Construction
Houston, TX, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 EUSTIS ENGINEERING 4116 Rose Way Houston, TX 77025 Timmy Holleman Phone: 504-834-0157 Valid To: November 30, 2027
Corpus Christi, TX, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 TOLUNAY-WONG ENGINEERS, INC 10710 Sam Houston Parkway West, Suite 100 Houston, TX 77031 Patricia Hodgkins Phone: 713 722 7064 Valid To: March 31, 2026
Houston, TX, US
SCOPE O F ACCREDITATION TO ISO/IEC 17025:2017 NINYO & M OORE GEOTECHNICAL & ENVIRONMENTAL SCIENCES CONSULTANTS 2313 West Sam Houston Parkway North, Suite 119 Houston, TX 77043 Jay Sunderwala Phone: 713 973 8400 Valid To: March
Houston, TX, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 QUARTET ENGINEERS CORPORATION 2313 West Sam Houston Parkway North, Suite 121 Houston, TX 77043 Vijay Jha Phone: 832-407-7077 GEOTECHNICAL Valid To: December 31, 2027
Houston, TX, US
SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 GEOSCIENCE ENGINEERING & TESTING, INC. 405 East 20th Street Houston, TX 77008 Telfryn John Phone: 713 861 9700 GEOTECHNICAL Valid To: May 31, 2027 Certificate Nu
This page is a fixed slice of the register: every ASTM D3740 scope we hold for United States. Search narrows it further by city, accreditation body, or a term from the scope text itself.
Search labs in United StatesAmerican Association for Laboratory Accreditation (A2LA) is the primary accreditation body issuing ISO/IEC 17025 accreditation for testing laboratories in United States.
ISO/IEC 17025 is the international standard for the competence of testing and calibration laboratories. Accreditation to this standard provides independent confirmation that a laboratory operates a quality management system and is technically competent to produce valid results within its declared scope.