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USAspending.gov•SAM.gov

Federal Contractor

TETRA TECH, INC.

UEI FL1UPMZCC5S8 · CAGE 6X204 · PITTSBURGH, PA · Parent: TETRA TECH, INC.

Dated source observations

SAM: Active · expires 2027-03-27 · checked 2026-11-07

Exclusions: no active exclusion record matched this UEI · as of the 2026-11-06 extract

Requests SAM.gov registration data when a refresh is available. It updates this profile but does not create a verification record.

Classifications: corporate entity not tax exempt, other than small business, us owned business

Registered address

661 ANDERSEN DR STE 200, 400, 500
PITTSBURGH, PA 15220

SAM registration data · checked 2026-11-07

Run an exclusion check Monitor this entity

Doing business with this entity? The check opens with UEI FL1UPMZCC5S8 loaded and can seal a permanent verification record. Monitoring re-checks this UEI every morning, with three entities included free.

Federal footprint

Historical awards

$436M

USAspending · prime awards

Trailing 12 months

$41.8M

USAspending · obligations

Largest agency share

57%

Department of Defense

NAICS codes

5

observed across awards

USAspending subawards

Name matched reported contract subawards · checked 2026-10-15.

Name matches do not establish identity. Reported subaward coverage is partial.

Awarding agencies for this contractor

This contractor's observed prime award obligations by agency · USAspending.gov · as of 2026-10-15

NAICS codes

562910$78M

remediation services

6 awards observed

541330$59.6M

engineering services

4 awards observed

541620$43.7M

environmental consulting services

5 awards observed

541715

research and development in the physical, engineering, and life sciences (except nanotechnology and biotechnology)

541310

architectural services

Largest prime awards· as of 2026-10-15

  • W9128F25FA032 · Department of Defense$27.4M
  • DS01 · Department of Defense$21.8M
  • W9128F25FA125 · Department of Defense$20.5M
  • W912QR20F0321 · Department of Defense$16.2M
  • W912BV19F0051 · Department of Defense$14.7M
  • DK01 · Department of Defense$11.5M
  • 80KSC019F0067 · National Aeronautics and Space Administration$11M
  • 80KSC019F0141 · National Aeronautics and Space Administration$9.8M
  • 80GSFC20F0051 · National Aeronautics and Space Administration$7.9M
  • DS03 · Department of Defense$7.6M
  • 80KSC024FA116 · National Aeronautics and Space Administration$7.5M
  • 80GSFC24FA024 · National Aeronautics and Space Administration$7.4M
  • CM01 · Department of Defense$6.1M
  • 0300 · Department of Defense$6M
  • 0301 · Department of Defense$5.7M