Geo-Technology Associates, Inc.
Frederick,
Maryland
View Accreditation Certificate
Timothy
Fowler
5104 Pegasus Court
Suite J
Frederick
,
Maryland
21704
Phone: (240) 651-3281
Fax:
tfowler@gtaeng.com
http://www.mragta.com
Quality Management System - accredited since 7/19/2021
R18, C1077 (Concrete), D3740 (Soil), E329 (Soil), E329 (Sprayed Fire-Resistive Material)
Soil - accredited since 7/29/2026
D421, D422, D698, D854, D1140, D1557, D2216, D2487, D2488, D4318, D4718
Aggregate - accredited since 7/29/2026
C127
Sprayed Fire-Resistive Material - accredited since 7/29/2026
E605, E736
Concrete - accredited since 7/19/2021
C31 (Cylinders), C39, C138, C143, C172, C231, C511, C1064, C1231 (7000 psi and below)
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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