Federal contractor · public award history

TETRA TECH, INC.

UEILMRMKLLL3LG5CAGE078E8PASADENA, CALIFORNIA

Parent: TETRA TECH, INC. LMRMKLLL3LG5

Awards we know about
41
Typical size
$569,207
Middle of their public awards
Dollars on those awards
$291.13M

Most of their awards we can see fall roughly between $263,427 and $1.49M.

From official USAspending contract records — not a capability rating, past-performance score, or recommendation to team or bid.

Awarding agencies

  • Environmental Protection Agency (16)
  • Department of Energy (6)
  • General Services Administration (5)
  • Department of the Interior (4)
  • Department of State (3)
  • National Aeronautics and Space Administration (2)
  • Department of Homeland Security (2)
  • Department of Agriculture (2)

Industries & product codes

Award history

  • Environmental Protection Agency$569,207
    Sep 30, 2025PIID 68HERH25F0347NAICS 541620PSC R499AWARDUSAspending ↗

    OLEM LARGE MISSION SUPPORT CALL ORDER TITLE: SUPPORT FOR BROWNFIELDS TRAINING

  • Department of Transportation$1.46M
    Sep 29, 2025PIID 693JK423F65007NNAICS 541330PSC R699AWARDUSAspending ↗

    TASK ORDER UNDER GSA OASIS FOR U.S. DEPARTMENT OF TRANSPORTATIONS (DOT) UKRAINE TECHNICAL ASSISTANCE PROGRAM.

  • National Aeronautics and Space Administration$1.21M
    Sep 29, 2025PIID 80KSC025F0009NAICS 541620PSC F999AWARDUSAspending ↗

    ENVIRONMENTAL SERVICES AT ARMSTRONG FLIGHT RESEARCH CENTER (AFRC) UNDER THE NASA ENVIRONMENTAL SUPPORT SERVICES (NESS) BLANKET PURCHASE AGREEMENT (BPA).

  • Department of State$328.31M
    Sep 29, 2025PIID 19AQMM22F3911NAICS 562910PSC R408AWARDUSAspending ↗

    OFFICE OF WEAPONS REMOVAL AND ABATEMENT HAS A HUMANITARIAN DEMINING REQUEST FOR INTERNATIONAL ASSISTANCE TO UKRAINE/CONVENTIONAL WEAPONS DESTRUCTION (CWD).

  • Department of State$49.07M
    Sep 26, 2025PIID 19AQMM24F0007NAICS 562910PSC R408AWARDUSAspending ↗

    LAOS HUMANITARIAN MINE ACTION/UXO RESPONSE TASK ORDER WITH A BASE YR AND 4-OPTION YEARS.

  • Department of the Interior
    Sep 25, 2025PIID 140D0425D0057NAICS 541330PSC C219IDVUSAspending ↗

    US AFCEC NEPA/EA/EIS MATOC

  • Department of the Interior$500
    Sep 25, 2025PIID 140D0425F1066NAICS 541330PSC C219AWARDUSAspending ↗

    MINIMUM GUARANTEE TASK ORDER

  • General Services Administration$16,725
    Sep 24, 2025PIID 47PB0125F0023NAICS 541620PSC R408AWARDUSAspending ↗

    ENVIRONMENTAL COMPLIANCE DUE DILIGENCE REPORT, POLPIS ROAD VACANT LAND, NANTUCKET, MA.

  • Environmental Protection Agency$1.28M
    Sep 23, 2025PIID 68HERC23F0355NAICS 541620PSC R425AWARDUSAspending ↗

    SUPPORT FOR NONPOINT SOURCE MANAGEMENT PROGRAM PRODUCTS

  • National Aeronautics and Space Administration$1.86M
    Sep 22, 2025PIID 80KSC025F0008NAICS 541620PSC F999AWARDUSAspending ↗

    ENVIRONMENTAL SERVICES AT STENNIS SPACE CENTER TO INCLUDE NASA SHARED SERVICES CENTER (NSSC) AND NATIONAL CENTER FOR CRITICAL INFORMATION PROCESSING AND STORAGE (NCCIPS).

  • General Services Administration$127,518
    Sep 18, 2025PIID 47PB0123F0075NAICS 541620PSC R499AWARDUSAspending ↗

    PROFESSIONAL ENVIRONMENTAL SERVICES TO SUPPORT RPUD ENVIRONMENTAL PROGRAM AND NHLPA.

  • Environmental Protection Agency$2.51M
    Sep 17, 2025PIID 68HERH24F0376NAICS 541620PSC U006AWARDUSAspending ↗

    ENVIRONMENTAL RESPONSE TRAINING PROGRAM - LARGE BPA. LIMITED COMBINED ADMIN & OIL CALL ORDER APPROVE WORK PLAN AND COST ESTIMATE AND INCORPORATE IN NEW CALL ORDER

  • Environmental Protection Agency$1.49M
    Sep 17, 2025PIID 68HERC22F0082NAICS 541620PSC F115AWARDUSAspending ↗

    OFFICE OF GRANTS AND DEBARMENT'S MISSION SUPPORT

  • Department of Homeland Security$517,243
    Sep 11, 2025PIID 70Z02323F47000001NAICS 541330PSC R425AWARDUSAspending ↗

    ENVIRONMENTAL POLICY REWRITE

  • Environmental Protection Agency$3.52M
    Sep 9, 2025PIID 68HERC23F0451NAICS 541620PSC R425AWARDUSAspending ↗

    NUTRIENT SCIENTIFIC TECHNICAL EXCHANGE PARTNERSHIP AND SUPPORT (N-STEPS)

  • Department of Agriculture$431,124
    Sep 9, 2025PIID 1282B123F0020NAICS 541620PSC F999AWARDUSAspending ↗

    CONTRACTOR IS REQUIRED TO PREPARE MULTIPLE CATEGORICAL EXCLUSIONS FOR THE IMPLEMENTATION OF FUEL BREAKS ACROSS NORTHERN IDAHO AND MONTANA.

  • Environmental Protection Agency$318,060
    Sep 5, 2025PIID 68HERC23F0513NAICS 541620PSC R425AWARDUSAspending ↗

    MINNESOTA SULFATE WATER QUALITY SAMPLING PROJECT

  • Environmental Protection Agency$1.17M
    Sep 3, 2025PIID 68HERC23F0296NAICS 541620PSC R425AWARDUSAspending ↗

    TOTAL MAXIMUM DAILY LOADS (TMDLS) SUPPORT FOR ALASKA, IDAHO, OREGON, AND WASHINGTON WATERS

  • General Services Administration
    Aug 29, 2025PIID GS00F168CANAICS 541620PSC U006IDVUSAspending ↗

    SIN: 899 8REMEDIATION SERVICES INCLUDE, BUT ARE NOT LIMITED TO: EXCAVATION, REMOVAL AND DISPOSAL OF HAZARDOUS WASTE; SITE PREPARATION, CHARACTERIZATION, FIELD INVESTIGATION, CONSERVATION AND CLOSURES; WETLAND RESTORATION; EMERGENCY RESPONSE CLEAN UP(ERC); UNDERGROUND STORAGE TANK/ABOVE-GROUND STORAGE TANK (UST/AST) REMOVAL; AIR MONITORING; SOIL VAPOR EXTRACTION; STABILIZATION/SOLIDIFICATION, BIO-VENTING, CARBON ABSORPTION, REACTIVE WALLS, CONTAINMENT, MONITORING AND/OR REDUCTION OF HAZARDOUS WASTE SITES, AS WELL AS UNEXPLODED ORDNANCE REMOVAL; REMEDIATION-RELATED LABORATORY TESTING (E.G., BIOLOGICAL, CHEMICAL, PHYSICAL, POLLUTION AND SOIL TESTING). RECLAMATION SERVICES INCLUDE, BUT ARE NOT LIMITED TO: LAND (E.G., CREATING NEW LAND FROM SEA OR RIVERBEDS AND/OR RESTORING AREAS TO A MORE NATURAL STATE, SUCH AS AFTER POLLUTION, DESERTIFICATION, OR SALINATION HAVE MADE IT UNUSABLE); AND WATER AND REFRIGERANT RECLAMATION. NOTE: SERVICES OFFERED UNDER THIS SIN SHALL NOT INCLUDE ANY REMED

  • Department of Homeland Security$997,342
    Aug 27, 2025PIID 70Z02324FREG10005NAICS 541330PSC F110AWARDUSAspending ↗

    NEPA VIDA FOLLOW ON CONTRACT 29 SEP 2024-28 SEP 2027

  • Department of Energy$2.25M
    Aug 27, 2025PIID 89233119FNA400183NAICS 541620PSC R425AWARDUSAspending ↗

    TECHNICAL SUPPORT SERVICES FOR NATIONAL ENVIRONMENTAL POLICY ACT (NEPA) COMPLIANCE ASSOCIATED WITH THE PIT PRODUCTION PROGRAM

  • Department of Energy$352,948
    Aug 26, 2025PIID 89303924FEM000296NAICS 541620PSC B510AWARDUSAspending ↗

    BPA CALL WILL BE PLACED AGAINST BLANKET PURCHASE AGREEMENT (BPA) 89303022AGC000004 WITH 89303924FEM000296 TO PROVIDE NEPA SERVICES FOR DFHLW AND 200 WARM SUPPLEMENTAL ANALYSIS (SAS). TASK 2 MAY BE ENABLED AT A LATER DATE VIA BILATERAL MODIFICATION.

  • Environmental Protection Agency$70,679
    Aug 22, 2025PIID 68HERH25F0311NAICS 541620PSC R499AWARDUSAspending ↗

    TRAINING ON RESILIENCE AND NATURAL DISASTER DEBRIS MANAGEMENT OFFICE OF LAND AND EMERGENCY MANAGEMENT (OLEM) MISSION SUPPORT SERVICES

  • Environmental Protection Agency$3.40M
    Aug 21, 2025PIID 68HERH25F0282NAICS 541620PSC U006AWARDUSAspending ↗

    ENVIRONMENTAL RESPONSE TRAINING PROGRAM - LARGE BPA. LIMITED COMBINED ADMIN & OIL CALL ORDER APPROVE WORK PLAN AND COST ESTIMATE AND INCORPORATE IN NEW CALL ORDER

  • General Services Administration
    Aug 20, 2025PIID 47PB0125A0002NAICS 541620PSC R408IDVUSAspending ↗

    NATIONAL ENVIRONMENTAL AND HISTORIC SUPPORT SERVICES BPA

  • Environmental Protection Agency$695,815
    Aug 18, 2025PIID 68HERC23F0378NAICS 541620PSC R425AWARDUSAspending ↗

    TECHNICAL SUPPORT FOR THE NATIONAL AND STATE WATER QUALITY MANAGEMENT PLANNING PROGRAMS

  • Environmental Protection Agency$13,000
    Aug 11, 2025PIID 68HERH20F0042NAICS 541620PSC U006AWARDUSAspending ↗

    ENVIRONMENTAL RESPONSE TRAINING PROGRAM - LARGE

  • Department of State$3.71M
    Aug 7, 2025PIID 19AQMM24F0020NAICS 562910PSC R408AWARDUSAspending ↗

    BIH CONVENTIONAL WEAPONS OF DESTRUCTION/ CONVENTIONAL MUNITIONS STOCKPILE REDUCTION BOSNIA AND HERZEGOVINA WITH A BASE YEAR + FOUR OPTION YEARS.

  • Environmental Protection Agency$217,733
    Jul 30, 2025PIID 68HERH25F0269NAICS 541620PSC R499AWARDUSAspending ↗

    OLEM LARGE MISSION SUPPORT CALL ORDER TITLE: SUPPORT FOR BROWNFIELDS JOB TRAINING PROGRAM

  • Environmental Protection Agency$548,774
    Jul 29, 2025PIID 68HERC23F0220NAICS 541620PSC R425AWARDUSAspending ↗

    TOTAL MAXIMUM DAILY LOADS (TMDLS) SUPPORT FOR ALASKA, IDAHO, OREGON, AND WASHINGTON WATERS

  • Department of the Interior$397,518
    Jul 24, 2025PIID 140F0S23F0028NAICS 541620PSC R499AWARDUSAspending ↗

    INVASIVE CARP REGIONAL COORDINATING COMMITTEE MISSION SUPPORT

  • Department of Energy$4.16M
    Jul 22, 2025PIID 89233122FNA400438NAICS 541620PSC F999AWARDUSAspending ↗

    TECHNICAL SUPPORT SERVICES FOR NATIONAL ENVIRONMENTAL POLICY ACT (NEPA) COMPLIANCE ASSOCIATED WITH THE LOS ALAMOS NATIONAL LABORATORY

  • General Services Administration$2,500
    Jul 16, 2025PIID 47QRCA25DU329NAICS 541320PSC R499IDVUSAspending ↗

    ONE ACQUISITION SOLUTION FOR INTEGRATED SERVICES PLUS (OASIS+) UNRESTRICTED MULTIPLE AGENCY CONTRACT (MAC)

  • Department of Energy
    Jul 14, 2025PIID 89603023A0001NAICS 541620PSC R499IDVUSAspending ↗

    POST-CERTIFICATE COMPLIANCE INSPECTIONS

  • Department of Energy$381,120
    Jul 14, 2025PIID 89603023F0031NAICS 541620PSC R499AWARDUSAspending ↗

    POST-CERTIFICATE COMPLIANCE INSPECTIONS

  • Department of Energy$1.09M
    Jul 9, 2025PIID 89233125FNA000174NAICS 541620PSC R799AWARDUSAspending ↗

    THIS EFFORT WILL INCLUDE, BUT NOT BE LIMITED TO, TECHNICAL SUPPORT TO LFO AND NNSA IN THE AREAS OF DOCUMENT REVIEW, TECHNICAL ANALYSIS, AND DOCUMENT PREPARATION.

  • Environmental Protection Agency$239,700
    Jul 3, 2025PIID 68HERC25F0288NAICS 541620PSC R425AWARDUSAspending ↗

    R425 - HYPOXIA TASK FORCE SUPPORT

  • Environmental Protection Agency$1.20M
    Jul 3, 2025PIID 68HERC23F0356NAICS 541620PSC R425AWARDUSAspending ↗

    NUTRIENT FRAMEWORK TECHNICAL SUPPORT

  • Department of Agriculture$263,427
    Jul 1, 2025PIID 1284LM25F0021NAICS 541620PSC F011AWARDUSAspending ↗

    R1 BEAL MOUNTAIN MINE REVERSE OSMOSIS WATER TREATMENT

  • Environmental Protection Agency$145,716
    Jun 30, 2025PIID 68HE0319F0058NAICS 541620PSC R408AWARDUSAspending ↗

    NONPOINT SOURCE PROGRAM EVALUATION

  • Department of the Interior$513,191
    Jan 17, 2025PIID 140L0724F0031NAICS 541620PSC R499AWARDUSAspending ↗

    IRA-BIL SLICKSPOT PEPPERGRASS INVENTORY

Intelligence only — not legal advice, not a past-performance evaluation, and not a recommendation to team or bid. Verify on USAspending and SAM.gov.

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Industry 541620

Open SAM.gov notices in industries where this company has public awards — not exclusive work for this firm.