Tetra Tech, Inc.

Portland, ME CES Part of Tetra Tech, Inc.

UEI: TMLKTPR57BL3
CAGE: 09KY8
Primary NAICS: 541620 Environmental Consulting Services
SAM.gov registration: Active through Sep 16, 2027

Company facts

Self-certified in SAM.gov: For Profit Organization
Entity structure: Corporate Entity (Not Tax Exempt)
NAICS codes registered in SAM.gov: 541620 Environmental Consulting Services Primary

236220 Commercial and Institutional Building Construction

237990 Other Heavy and Civil Engineering Construction

541310 Architectural Services

541330 Engineering Services

541618 Other Management Consulting Services

561210 Facilities Support Services

562910 Remediation Services
Corporate family: Tetra Tech, Inc. Parent LMRMKLLL3LG5

Tetra Tech, Inc. TMLKTPR57BL3
SAM.gov registration date: Jun 26, 2001
Physical address: 451 Presumpscot St, Portland, ME 04103, USA
Website: tetratech.com
Founded: 1966
Employees: 10K-50K
Estimated annual revenue: $1B-$10B
Industry: Industrials

Capital Goods

Construction & Engineering

Civil Engineering
SIC code: 87 Engineering & Management Services
Profiles: LinkedIn

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Facebook

Crunchbase

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated Sep 17, 2026.

Recent federal awards

Tetra Tech, Inc.'s 5 most recent federal contract and grant awards, newest first. Amounts are dollars obligated.
Award	Agency	Obligated	Awarded
Raritan BAY cultural resource identification Contract · 0067	ENDIST New York	$62,563	Mar 28, 2006
200607 ! 600152 ! 96CE ! W912DS ! USA engineer district new york !DACW5101D0018 !a ! N! !n ! 0069 ! !20060327 ! 20060923… Contract · 0069	ENDIST New York	$227,480	Mar 27, 2006
200607 ! 600151 ! 96CE ! W912DS ! USA engineer district new york !DACW5101D0018 !a ! N! !n ! 0068 ! !20060327 ! 20061030… Contract · 0068	ENDIST New York	$17,795	Mar 27, 2006
200608 ! 600186 ! 96CE ! W912DS ! USA engineer district new york !DACW5101D0017 !a ! N! !n ! 0055 ! !20060327 ! 20061130… Contract · 0055	ENDIST New York	$34,554	Mar 27, 2006
200606 ! 600121 ! 96CE ! W912DS ! USA engineer district new york !DACW5101D0018 !a ! N! !n ! 0066 ! !20060320 ! 20060929… Contract · 0066	ENDIST New York	$94,800	Mar 20, 2006

Quick answers

What is Tetra Tech, Inc.'s UEI?

Tetra Tech, Inc.'s Unique Entity ID (UEI) in SAM.gov is TMLKTPR57BL3.

What is Tetra Tech, Inc.'s CAGE code?

Tetra Tech, Inc.'s CAGE code is 09KY8.

What is Tetra Tech, Inc.'s primary NAICS code?

Tetra Tech, Inc.'s primary NAICS code is 541620 (Environmental Consulting Services).

Where is Tetra Tech, Inc. located?

Tetra Tech, Inc.'s physical address in SAM.gov is 451 Presumpscot St, Portland, ME 04103, USA.

Is Tetra Tech, Inc. registered in SAM.gov?

Yes. Tetra Tech, Inc.'s SAM.gov registration is active through September 16, 2027.

Who is Tetra Tech, Inc.'s parent company?

Tetra Tech, Inc. is part of Tetra Tech, Inc.

What is Tetra Tech, Inc.'s most recent federal award?

Tetra Tech, Inc.'s most recent federal contract award is Raritan BAY cultural resource identification (0067), from ENDIST New York, on March 28, 2006.

On GovTribe

See Tetra Tech, Inc.'s full federal record

Federal contract awards
IDV awards
Funding analysis by agency, NAICS and set-aside
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