Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

GSA Federal Acquisition Service
Banner Home GSA Advantage
(Vendors) How to change your company information
Contract #:
Contractor: TETRA TECH, INC.
Address: 3475 E FOOTHILL BLVD
PASADENA, CA 91107-6024
Phone: 8056813102
E-Mail: marilyn.lewis@tetratech.com
Web Address: http://www.tetratech.com
SAM UEI: LMRMKLLL3LG5
NAICS: 541620
Socio-Economic : Other Than Small Business
Current Option Period End Date : Jun 8, 2025
Ultimate Contract End Date : Jun 8, 2035
Govt. POC:
Abigail Page
202-969-5866
abigail.page@gsa.gov
Contract Clauses/Exceptions:
View the specifics for this contract
EPLS : Contractor not found on the Excluded Parties List System
Source Title Contract
Number
Terms & Conditions / Price List Current Option Period End Date Ultimate Contract End Date Category    View Catalog
MAS
Multiple Award Schedule GS-00F-168CA Jun 8, 2025 Jun 8, 2035
541330ENG
541370GIS
541380
541420
541611
541620
541715
562910REM
611430
611512
OLM

Additional Contracts held by this contractor. To view more details of a contract, click the Contract Number below.
Source Title Contract
Number
Terms & Conditions / Price List Current Option Period End Date Ultimate Contract End Date Category    View Catalog
OASIS
One Acquisition Solution for Integrated Services (OASIS) GS00Q14OADU138   Mar 1, 2025
OASIS POOL1
 
OASIS
One Acquisition Solution for Integrated Services (OASIS) GS00Q14OADU337   Mar 1, 2025
OASIS POOL3
 
OASIS
One Acquisition Solution for Integrated Services (OASIS) GS00Q14OADU436   Mar 1, 2025
OASIS POOL4
 

elibrary.gsa.gov

An official website of the General Services Administration

Looking for U.S. government information and services?
Visit USA.gov