Professional Service Industries, Inc. - an Intertek Group plc company
St. Louis,
Missouri
View Accreditation Certificate
James
Overholt
11826 Borman Drive
St. Louis
,
Missouri
63146
Phone: (314) 432-8073
Fax: (314) 432-5119
james.overholt@intertek.com
https://http://www.psiusa.com
Quality Management System - accredited since 12/17/2018
R18, C1077 (Aggregate), C1077 (Concrete), D3666 (Aggregate), D3740 (Soil), E329 (Aggregate), E329 (Concrete), E329 (Soil)
Soil - accredited since 12/17/2018
R58, T88, T89, T90, T99, T180, T208, T265, T310, D421, D422, D698, D1140, D1557, D2166, D2216, D2487, D2488, D4318, D4643, D4718, D6938
Aggregate - accredited since 2/12/2019
R76, T11, T27, T84, T85, T255, C117, C127, C128, C136, C566, C702
Concrete - accredited since 2/12/2019
M201, R60, R100 (Cylinders), T22, T119, T121, T152, T309, 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.
|