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TETRA TECH, INC.

TETRA TECH, INC. is a federal contractor registered under UEI LMRMKLLL3LG5 and CAGE code 078E8. The organization has received $2,180,602,759 across 2,459 federal awards, with top agencies including Department of State, Department of Defense, and Agency for International Development. Its primary NAICS code is 541330.

UEI LMRMKLLL3LG5 CAGE 078E8 Primary NAICS 541330
Total obligations
$2.2B
Awards
2,459

Federal contractor overview

TETRA TECH, INC. is registered as a federal contractor under UEI LMRMKLLL3LG5 and CAGE 078E8, and is located in PASADENA, CA, USA. Federal award data shows $2,180,602,759 across 2,459 federal awards, with top agencies including Department of State, Department of Defense, and Agency for International Development. The contractor's primary NAICS classification is 541330, and its public business classifications include For Profit Organization.

Contractor identifiers

Legal business name
TETRA TECH, INC.
DBA name
INFRASTRUCTURE SOUTHWEST GROUP
Unique Entity ID
LMRMKLLL3LG5
CAGE code
078E8
Location
PASADENA, CA, USA
Website
Visit contractor site

NAICS codes and business types

NAICS codes

Business and socioeconomic classifications

  • For Profit Organization

Organization hierarchy

Federal obligation history

Total federal obligations

$2,180,602,759

Awards
2,459

Top agencies by obligations

  1. Department of State

    19 award actions

    $568,548,078
  2. Department of Defense

    1,056 award actions

    $548,387,477

  3. Agency for International Development

    10 award actions

    $156,459,306

Federal obligations by fiscal year

Net federal contract obligations increased from $168,119,926 in FY2024 to $174,307,464 in FY2025.

Federal obligations and award actions by fiscal year Blue bars show net federal obligations. The green line shows award-action counts. The lighter final bar and FY YTD label identify current fiscal-year-to-date activity.

Scroll horizontally to view all fiscal years.

View fiscal-year data table
Completed and current year-to-date federal fiscal-year contract activity
Fiscal year Net obligations Award actions
FY2026 YTD $79,770,562 132
FY2025 $174,307,464 167
FY2024 $168,119,926 178
FY2023 $233,554,578 180
FY2022 $186,245,989 131
FY2021 $99,863,893 126

Recent federal awards

  1. JH HAZARDOUS FUELS CULTURAL SURVEY

    Department of the Interior

    $220,339

    Obligated

    PIID 140L3926F0034

    Awarded Aug 5, 2026

  2. OLEM LARGE MISSION SUPPORT CALL ORDER FOR LAND REVITALIZATION TECHNICAL ASSISTANCE, SITE VISIONING AND FINANCING SUPPORT

    Environmental Protection Agency

    $2,171,000

    Obligated

    PIID 68HERL26F0175

    Awarded Jul 21, 2026

  3. MCC REQUIRES INFRASTRUCTURE CONSULTING SERVICES FOR ROAD TRANSPORTATION INFRASTRUCTURE AND SERVICES.

    Millennium Challenge Corporation

    $819,610

    Obligated

    PIID 95332426F0052

    Awarded Jul 20, 2026

  4. TRE CONTRACTOR SHALL PROVIDE (TPC) SERVICES IN SUPPORT OF THE RIYADH NEW EMBASSY COMPOUND PROJECT AND PROVIDES FUNDING FOR 24 MONTHS OF ELECTRICAL ENGINEERING SERVICES

    Department of State

    $702,171

    Obligated

    PIID 19AQMM26F0303

    Awarded Jun 29, 2026

Top federal contract markets

See the leading federal contract markets for TETRA TECH, INC. by agency and work category, ranked by positive obligations in Sweetspot's federal market coverage during the last 12 months.

Coverage period Aug 14, 2025–Aug 13, 2026

Federal contract vehicles

Frequently asked questions

What is TETRA TECH, INC.'s Unique Entity ID (UEI)?
TETRA TECH, INC.'s Unique Entity ID is LMRMKLLL3LG5, as registered in SAM.gov.
What is TETRA TECH, INC.'s CAGE code?
TETRA TECH, INC.'s CAGE code is 078E8.
What is TETRA TECH, INC.'s primary NAICS code?
TETRA TECH, INC.'s primary NAICS classification is 541330.
Where is TETRA TECH, INC. located?
TETRA TECH, INC. is located in PASADENA, CA, USA.
How much has TETRA TECH, INC. received in federal contract obligations?
TETRA TECH, INC. has received $2,180,602,759 in federal contract obligations across 2,459 federal awards.
Which federal agencies has TETRA TECH, INC. worked with?
TETRA TECH, INC.'s top federal agencies include Department of State, Department of Defense, and Agency for International Development.
When was TETRA TECH, INC. registered in SAM.gov?
TETRA TECH, INC.'s SAM.gov registration date is February 20, 2002.
What business classifications does TETRA TECH, INC. hold?
TETRA TECH, INC.'s registered business and socioeconomic classifications include For Profit Organization.