The Converse Professional Group dba Converse Consultants
Monrovia,
California
View Accreditation Certificate
Miguel
Tzintzun
717 South Myrtle Avenue
Monrovia
,
California
91016-3500
Phone: (626) 930-1238
Fax:
MTzintzun@ConverseConsultants.com
https://http://www.converseconsultants.com
Quality Management System - accredited since 2/11/2009 R18, C1077 (Concrete), D3666 (Aggregate), D3740 (Soil), E329 (Aggregate), E329 (Concrete), E329 (Soil)
Soil - accredited since 12/6/2019 D1140, D1557, D2216, D2487, D4318, D4643
Aggregate - accredited since 8/2/2017 C117, C127, C136, C566, C702, D2419
Concrete - accredited since 8/2/2017 C31 (Cylinders), C39, C138, C143, C172, C173, C231, C511, C617 (6000 psi and below), C1064, C1231 (6000 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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