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ENGEO Incorporated

Harmon, Guam

View Accreditation Certificate
Dustin Agnew
215 Rojas Street Suite 122 Harmon , Guam 96913

Phone: (671) 858-3019 Fax:

24-0527 : Accreditation has been suspended for Concrete standard(s) M201, R100, T22, T97, C31, C39, C78, C511

24-0527 : Accreditation has been suspended for Quality Management System standard(s) C1077 (Aggregate), E329 (Aggregate)
Quality Management System - accredited since 2/11/2022
R18, C1077 (Concrete), D3740 (Soil), E329 (Concrete), E329 (Soil)

Soil - accredited since 8/9/2022
R58, T88, T89, T90, T99, T100, T180, T191, T208, T265, D421, D422, D698, D854, D1140, D1556, D1557, D1633, D2166, D2216, D2487, D2488, D4318, D4643, D4718, D6913

Aggregate - accredited since 2/11/2022
R76, T11, T21, T27, T84, T85, T112, T176, T210, T255, T335, C40, C117, C127, C128, C136, C142, C566, C702, D2419, D3744, D5821

Concrete - accredited since 2/11/2022
R60, T24, T119, T121, T152, T196, T231 (5000 psi and below), T309, C42, C138, C143, C172, C173, C231, C617 (5000 psi and below), C1064, C1231 (7000 psi and below), C1542

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 4/13/2024. Please visit for current accreditation status.