Tetra Tech
UEI: W4NLBJHRP7H3
• CAGE: 3ZXB0
• DBA: TETRA TECH EM INC
Overview
Parent Awardee
Name
Tetra Tech
Website
Headquarters
Duluth, GA
United States
United States
Most Recent Award
July 10, 2026
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Federal contract recipient
TETRA TECH, INC.
dba TETRA TECH EM INC
(UEI W4NLBJHRP7H3, CAGE 3ZXB0)
is headquartered in Duluth GA.
Its primary registered NAICS is 541620 Environmental Consulting Services.
The corporation
was founded in February 1980 and
federally registered in
May 2005.
Federal Award Analysis
Tetra Tech federal award history
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Contracts
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Subcontracts
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Grants
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Subgrants
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Total
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Federal Registration and Certifications
Legal Name
TETRA TECH, INC.
DBA
TETRA TECH EM INC
UEI
W4NLBJHRP7H3
CAGE Code
3ZXB0
Primary NAICS
SBA Certifications
None
Self Certifications
None
Entity Structure
Corporate Entity (Not Tax Exempt)
Purpose of Registration
Federal Contracts and Assistance
Date Founded
Feb. 8, 1980
Initial Registration
May 24, 2005
Last Registration
Oct. 10, 2025
Registration Activation
Oct. 10, 2025
Registration Expiration
Oct. 9, 2026
Fiscal Year End
September 30
Reported Entity Types
For Profit Organization
State of Incorporation
DE
Country of Incorporation
USA
Employees
>1500
Disaster Registry
Nationwide
Reported NAICS
Reported PSC
Accepts Credit Cards
Yes
People
Vendor contacts at Tetra Tech
Contract Vehicles
Tetra Tech multi-award contract vehicles
IDV Awards
Tetra Tech indefinite delivery vehicle awards
Contract Awards
Tetra Tech prime contract awards
Subcontract Awards
Tetra Tech subcontract awards
Teaming Partners
Disclosed awardee sub and prime contract and grant relationships
Tetra Tech