PCH Group, LLC dba Cole Garner Geotechnical
Westminster,
Colorado
View Accreditation Certificate
Kyle
Duitsman
1070 W. 124th Avenue
Suite 300
Westminster
,
Colorado
80234
Phone: (303) 996-2999
Fax:
kduitsman@colegarner.com
http://colegarner.com
Quality Management System - accredited since 7/14/2016
R18, D3666 (Aggregate), D3740 (Soil), E329 (Soil), E329 (Sprayed Fire-Resistive Material)
Asphalt Mixture - accredited since 2/24/2025
D2726 (Cores), D6307
Soil - accredited since 3/19/2019
D421, D422, D698, D2216, D4318
Aggregate - accredited since 2/24/2025
C117, C136, D75
Sprayed Fire-Resistive Material - accredited since 7/14/2016
E605
Please note that our accreditations do not include an expiration date. An accreditation only expires when the laboratory fails to comply with our accreditation requirements.
* This information is only valid as of 10/27/2026. Please visit https://aashtoresource.org for current accreditation status.
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