Professional Service Industries, Inc. - an Intertek Group plc company
Lanham,
Maryland
View Accreditation Certificate
Charles
Bouharb
9700 Martin Luther King Jr. Highway
Ste F
Lanham
,
Maryland
20706
Phone: (703) 965-7830
Fax: (703) 560-7931
charles.bouharb@intertek.com
http://www.psiusa.com
Quality Management System - accredited since 8/3/2022
R18, C1077 (Concrete), E329 (Concrete)
Concrete - accredited since 8/3/2022
C31 (Cylinders), C39, C138, C143, C172, C173, 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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