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Atlas Technical Consultants LLC

Tigard, Oregon

View Accreditation Certificate
Howard Vitkus
15115 SW Sequoia Parkway #130 Tigard , Oregon 97224

Phone: (702) 401-3866 Fax:
Quality Management System - accredited since 11/18/2016
R18, ISO/IEC 17025, C1077 (Aggregate), C1077 (Concrete), D3740 (Soil), E329 (Aggregate), E329 (Concrete), E329 (Soil)

Asphalt Mixture - accredited since 10/23/2020
T30, T166 (Cores), T209, T269, T308, T329, T355, D2041, D2726 (Cores), D2950, D3203, D5444, D6307

Soil - accredited since 10/23/2020
R58, T88, T99, T180, T265, T310, D421, D422, D698, D1557, D2216, D6938

Aggregate - accredited since 11/18/2016
C40, C117, C127, C128, C136, C566, C702

Sprayed Fire-Resistive Material - accredited since 11/18/2016

Concrete - accredited since 11/18/2016
C31, C39, C42, C78, C138, C143, C172, C231, C511, C1064, C1140 (Obtaining and Testing Specimens), C1231 (7000 psi and below), C1542, C1604

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 1/27/2021. Please visit for current accreditation status.