HTS, Inc. Consultants
Houston, TX, US
Scope
(A2LA Cert. No. 0029.01) 10/25/2024 Page 2 of 4 Test Method: Test Description: Aggregates (Continued): Tex-406-A Material Finer Than 75 µm (No. 2
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ISO/IEC 17025 directory
Aggregates Testing Labs in United States
8 laboratories in United States are accredited by A2LA under ISO/IEC 17025 to perform Aggregates testing. Common methods used to test Aggregates in United States: ASTM C702, ASTM C136, ASTM C1077. Accredited providers include HTS, Inc. Consultants, Materials Testing & Consulting, Fenagh, Tifton Soil Testing Lab, LLC, Otto Rosenau & Associates. Sites located in Houston, TX, Olympia, WA, Round Rock, TX, Tifton, GA, Seattle, WA.
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- 8
- Top method
- ASTM C7026 labs
- Primary AB
- A2LA8 labs
Accredited Labs
Materials Testing & Consulting
Olympia, WA, US
Scope
(A2LA Cert. No. 1366.01) 11/24/2025 Page 1 of 3 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
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Fenagh
Round Rock, TX, US
Scope
(A2LA Cert. No. 6952.01) 03/18/2025 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 FENAGH, LLC. 2600 E Old Settlers Blvd Round Rock, TX, 78665 Daniel Schiell Phone: 909-755-6799 Valid To: January 31, 2027
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Tifton Soil Testing Lab, LLC
Tifton, GA, US
Scope
(A2LA Cert. No. 1014.01) REVISED 02/16/2026 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 TIFTON SOIL TESTING LAB, LLC 689 Brighton Road Tifton, GA 31794 Hope Mullis Phone: 229 382 7292 GEOTECHNICAL PUTTIN
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Otto Rosenau & Associates
Seattle, WA, US
Scope
(A2LA Cert. No. 0823.01) 02/11/2025 Page 2 of 5 Test Method: Test Description: Aggregates (continued): ASTM C535 Resistance to Degradation of Lar
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HRF Services
Store Front Hewlett, NY, US
Scope
(A2LA Cert. No. 5489.01) 05/19/2025 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 HRF SERVICES CORP 1766 Broadway Hewlett, NY 11557 Fahad Fateh Phone: 718-593-9460 Valid To: July 31, 2027
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Tolunay-Wong Engineers
Corpus Christi, TX, US
Scope
(A2LA Cert. No. 0698.02) Revised 02/16/2026 Page 1 of 3 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:
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Mayes Testing Engineers, Inc., A Terracon Company
Lynnwood, WA, US
Scope
(A2LA Cert. No. 1002.01) 10/06/2025 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 MAYES TESTING ENGINEERS, INC., A TERRACON COMPANY 20225 Cedar Valley Road, Suite 110 Lynnwood, WA 98036 Kevin Graham Phone:
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This page is a fixed slice of the register: every Aggregates scope we hold for United States. Search keeps that Aggregates filter on, so you can narrow further by city, accreditation body, or any term from the scope text.
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Top analytes for Aggregates in United States
- Bulk Density2
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About ISO/IEC 17025 in United States
American 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.
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