TETRA TECH, INC.
PASADENA, California
Total Received
$917.1M
Total Awards
190
State
California
Last Updated
Apr 22, 2026
Yearly Funding Trend
$880.8M24
$20.6M25
$15.7M26
Top 50 Awards to TETRA TECH, INC.
Largest individual federal awards on record for this recipient, ranked by obligated amount. Data through April 22, 2026.
| Award | Awarding Agency | Program | Place | FY | Obligation |
|---|---|---|---|---|---|
CONT_AWD_19AQMM22F3911_1900_19AQMM18D0080_1900 THE PURPOSE OF THIS MODIFICATION IS TO ADD AN UPDATED SOO AND INCREMENTALLY FUND OY3 CLINS. | Department of State Department of State | — | — | 2024 | $218,581,586 |
CONT_AWD_19AQMM19F0312_1900_19AQMM18D0080_1900 UNDER THIS TASK ORDER THE CONTRACTOR PROVIDES ALL SERVICES, EQUIPMENT, AND SUPPLIES TO NEUTRALIZE UNEXPLODED AND ABANDONED ORDNANCE AND IEDS THROUGHOUT IRAQ. DE-OBLIGATION OF FUND… | Department of State Department of State | — | — | 2024 | $138,279,465 |
CONT_AWD_SAQMMA17F1220_1900_GS00Q14OADU138_4732 CLOSE OUT OF TASK ORDER | Department of State Department of State | — | — | 2024 | $59,707,663 |
CONT_AWD_19AQMM24F0007_1900_19AQMM18D0080_1900 REALIGNMENT | Department of State Department of State | — | — | 2024 | $44,200,257 |
CONT_AWD_7200AA18M00014_7200_GS00Q14OADU138_4732 INCREMENTALLY FUND GISR TO ENABLE A BUY-IN OF THE USAID/IRAQ MISSION TO ALLOW RAPID ASSESSMENTS. $449,526 FOR A YOUTH ASSESSMENT AND $372,485 FOR A DRG ASSESSMENT, FOR A TOTAL… | Agency for International Development Agency for International Development | — | WASHINGTON, DC-98 | 2024 | $41,388,123 |
CONT_AWD_7200AA22M00018_7200_GS00Q14OADU138_4732 NOTICE OF TERMINATION FOR CONVENIENCE. | Agency for International Development Agency for International Development | — | PASADENA, CA-28 | 2024 | $26,234,819 |
CONT_AWD_72052123N00001_7200_GS00Q14OADU138_4732 THIS MODIFICATION IS TO ADD $10M IN INCREMENTAL FUNDING, INSERT THE FIX FEE DISTRIBUTION SCHEDULE FOR YEAR 2 AND ALLOW MSI TO PAY THEIR LOCAL STAFF IN DOLLARS | Agency for International Development Agency for International Development | — | — | 2024 | $23,860,000 |
CONT_AWD_7200AA22N00003_7200_GS00Q14OADU138_4732 CASA MOD 9: THE PURPOSE OF THIS MODIFICATION IS TO INCREMENTALLY FUND THE AWARD WITH (1) CR FUNDS OF 830,000 (CLIN 1) (2) CCPD FUNDS OF 75,250 (CLIN 1) (3) IN GROUP REQ "RGP-RE… | Agency for International Development Agency for International Development | — | WASHINGTON, DC-98 | 2024 | $22,814,483 |
CONT_AWD_7200AA23N00006_7200_GS00Q14OADU138_4732 REFS/CNE/LRG: FY 25 ILRG II MODIFICATION #02 IS TO PROVIDE INCREMENTAL FUNDING IN THE AMOUNT OF $5,396,000.00 IN THE GROUP REQ "RGP-REFS-25-000018 (FIELD SUPPORT FROM USAID/BUR… | Agency for International Development Agency for International Development | — | WASHINGTON, DC-98 | 2024 | $21,520,146 |
CONT_AWD_72066020F00005_7200_GS00Q14OADU138_4732 NOTICE OF TERMINATION FOR CONVENIENCE | Agency for International Development Agency for International Development | — | — | 2024 | $19,965,598 |
CONT_AWD_72062121N00001_7200_GS00Q14OADU138_4732 THE PURPOSE OF THIS MODIFICATION IS TO IF THE AWARD BY $1,676,818.13. THESE FUNDS WILL BE USED TO PROVIDE CONSTRUCTION QUALITY ASSURANCE SERVICES TO THE USAID MAJI BOMBANI PROJECT. | Agency for International Development Agency for International Development | — | — | 2024 | $18,425,713 |
CONT_AWD_W9127821F0424_9700_W9127820D0026_9700 THE PURPOSE OF THIS MODIFICATION IS TO EXTEND OPTION TAFB RI TO 18 JULY 2025. | Department of Defense Department of the Army | — | HOMESTEAD, FL-28 | 2024 | $17,884,188 |
CONT_AWD_19AQMM23F1349_1900_GS00Q14OADU138_4732 MONITORING, EVALUATION AND AUDIT SERVICES FOR UKRAINE REPORTING (MEASURE) - EXTEND POP | Department of State Department of State | — | — | 2024 | $16,504,140 |
CONT_AWD_7200AA19M00007_7200_GS00Q14OADU138_4732 THE PURPOSE OF THIS MODIFICATION IS TO EXTEND THE PERIOD OF PERFORMANCE BY 4 MONTHS THEREBY CHANGING THE END DATE FROM APRIL 14, 2024 TO AUGUST 14, 2024 AND DESIGNATE GEORGE SERAP… | Agency for International Development Agency for International Development | — | — | 2024 | $13,882,883 |
CONT_AWD_FA872322F9009_9700_GS00Q14OADU138_4732 SHARED EARLY WARNING SYSTEMS 3 (SEWS 3) ADD TIKTOCK CLAUSE 52.204-27 | Department of Defense Department of the Air Force | — | COLORADO SPRINGS, CO-05 | 2024 | $13,542,930 |
CONT_AWD_7200AA21M00011_7200_GS00Q14OADU138_4732 NOTICE OF TERMINATION FOR CONVENIENCE. | Agency for International Development Agency for International Development | — | — | 2024 | $10,935,884 |
CONT_AWD_7200AA22M00008_7200_GS00Q14OADU138_4732 THIS IS A NO ADDITIONAL COST MODIFICATION, THE PURPOSE OF WHICH IS TO: A) CHANGE THE COR FROM RINA DHALLA TO RACHEL SOREY AND 2) CHANGE THE ALTERNATE COR FROM JOHN COLLINS TO CAR… | Agency for International Development Agency for International Development | — | — | 2024 | $10,867,829 |
CONT_AWD_19AQMM24F0056_1900_19AQMM18D0080_1900 IRAQ: HUMANITARIAN MINE ACTION/UNEXPLODED ORDNANCE. ADDED CLAUSES. | Department of State Department of State | — | — | 2024 | $10,711,969 |
CONT_AWD_7200AA21M00012_7200_GS00Q14OADU138_4732 URBAN RESILIENT WATER SECURITY, SANITATION, AND HYGIENE, UR WSSH, PROGRAM THE PURPOSE OF THIS MODIFICATION IS TO: 1) INCREMENTAL FUNDING OF INDONESIA BUY-IN IN THE AMOUNT OF… | Agency for International Development Agency for International Development | — | PASADENA, CA-28 | 2024 | $10,403,764 |
CONT_AWD_W912HN25F5003_9700_GS00F168CA_4732 OPTION 7: KINGS BAY EIS | Department of Defense Department of the Army | — | KINGS BAY, GA-01 | 2025 | $9,328,704 |
CONT_AWD_19AQMM19F0328_1900_19AQMM18D0080_1900 DEOB | Department of State Department of State | — | — | 2024 | $8,891,733 |
CONT_AWD_7200AA24N00006_7200_GS00Q14OADU138_4732 THE PURPOSE OF THIS MODIFICATION IS TO PROVIDE INCREMENTAL FUNDING IN THE AMOUNT OF $3,800,000.00 | Agency for International Development Agency for International Development | — | BURLINGTON, VT-00 | 2024 | $8,800,000 |
CONT_AWD_1333BJ22F00280013_1344_HHSN316201200029W_7529 EXERCISE OPTION PERIOD 4 | Department of Commerce U.S. Patent and Trademark Office | — | PASADENA, CA-28 | 2024 | $7,763,487 |
CONT_AWD_72048622N00001_7200_GS00Q14OADU138_4732 NOTICE OF TERMINATION FOR CONVENIENCE. | Agency for International Development Agency for International Development | — | — | 2024 | $7,480,554 |
CONT_AWD_72062323N00002_7200_GS00Q14OADU138_4732 C4D MSI 72062323N00002 THE PURPOSE OF THIS MODIFICATION IS TO INCREMENTALLY FUND USAID/KEA AND SOMALIA COMMUNICATIONS FOR DEVELOPMENT CONTRACTS WITH TOTAL OF $2,569,000. | Agency for International Development Agency for International Development | — | — | 2024 | $6,925,511 |
CONT_AWD_72039124N00001_7200_GS00Q14OADU138_4732 THE PURPOSE OF THIS MODIFICATION IS TO: 1. INCREASE THE TOTAL OBLIGATION BY $1,350,000. THIS INCREMENTAL FUNDING WILL INCREASE THE TOTAL OBLIGATION FROM $4,500,000 TO $5,850,000.… | Agency for International Development Agency for International Development | — | — | 2024 | $5,850,000 |
CONT_AWD_19AQMM24F0753_1900_19AQMM21D0150_1900 THE PURPOSE OF THIS MODIFICATION IS TO CORRECT THE COUNTRY CODE TO TURKMENISTAN. | Department of State Department of State | — | — | 2024 | $5,032,876 |
CONT_AWD_68HERH21F0313_6800_GS00F168CA_4732 EMERGENCY RESPONSE TEAM (ERT) TECHNICAL SUPPORT SERVICES. P00017: DEOBLIGATION OF FUNDING. | Environmental Protection Agency Environmental Protection Agency | — | ERLANGER, KY-04 | 2024 | $4,918,624 |
CONT_AWD_89233125FNA000182_8900_89303022AGC000004_8900 TECHNICAL SUPPORT SERVICES FOR NATIONAL ENVIRONMENTAL POLICY ACT (NEPA) COMPLIANCE ASSOCIATED WITH THE PIT PRODUCTION PROGRAM FOR DEPARTMENT OF ENERGY/NATIONAL NUCLEAR SECURITY AD… | Department of Energy Department of Energy | — | AIKEN, SC-02 | 2026 | $4,496,914 |
CONT_AWD_68HERH20F0309_6800_EPBPA16W0004_6800 ENVIRONMENTAL RESPONSE TRAINING PROGRAM GENERAL PROGRAM SUPPORT MOD P00011: EXERCISE OPTION AND SHIFT FUNDS FROM BASE TO OPTION PERIOD | Environmental Protection Agency Environmental Protection Agency | — | WASHINGTON, DC-98 | 2024 | $4,224,967 |
CONT_AWD_89233122FNA400438_8900_GS00F168CA_4732 TECHNICAL SUPPORT SERVICES FOR NATIONAL ENVIRONMENTAL POLICY ACT (NEPA) COMPLIANCE ASSOCIATED WITH THE LOS ALAMOS NATIONAL LABORATORY | Department of Energy Department of Energy | — | LOS ALAMOS, NM-03 | 2024 | $4,156,338 |
CONT_AWD_W9127823F0289_9700_W9127820D0053_9700 THE PURPOSE OF THIS MODIFICATION IS TO EXTEND THE PERIOD OF PERFORMANCE TO 16 AUGUST 2026. | Department of Defense Department of the Army | — | HILL AFB, UT-01 | 2024 | $3,975,724 |
CONT_AWD_HSFE4017F0068_7022_GS00Q14OADU138_4732 DE-OBLIGATION AND CLOSEOUT | Department of Homeland Security Federal Emergency Management Agency | — | WASHINGTON, DC-98 | 2024 | $3,826,158 |
CONT_AWD_19AQMM24F0020_1900_19AQMM18D0080_1900 IN ACCORDANCE WITH RTWS, OPTION YEAR 2, OPTION YEAR 3 AND OPTION YEAR 4 (4001-4003) WERE NOT EXERCISED UNDER RFO FAR52.217-9. CONTRACT SAVINGS $5,795,761.8 | Department of State Department of State | — | — | 2024 | $3,707,032 |
CONT_AWD_W9127824F0104_9700_W9127820D0053_9700 THE PURPOSE OF THIS TASK ORDER IS TO AWARD FY24 ENTERPRISE-LEVEL AIR QUALITY SUSTAINMENT PLAN FOR AFCEC JOINT BASE SAN ANTONIO IN LACKLAND, TX. | Department of Defense Department of the Army | — | JBSA LACKLAND, TX-23 | 2024 | $3,412,910 |
CONT_AWD_W9127825F0138_9700_W9127820D0053_9700 THE PURPOSE OF THIS TASK ORDER IS TO AWARD ENTERPRISE LEVEL AIR QUALITY SUSTAINMENT FOR AIR FORCE CIVIL ENGINEERING CENTER AT JOINT BASE SAN ANTONIO, TX. | Department of Defense Department of the Army | — | LACKLAND AFB, TX-23 | 2025 | $3,411,047 |
CONT_AWD_FA564121F0012_9700_FA564120D0007_9700 THE CONTRACTOR SHALL PERFORM REQUIREMENTS IN ACCORDANCE WITH THE PERFORMANCE WORK STATEMENT (PWS). | Department of Defense Department of the Air Force | — | — | 2024 | $3,337,715 |
CONT_AWD_7200AA23M00007_7200_GS00Q14OADU138_4732 THE PURPOSE OF THE MODIFICATION FOR EVIDENCE MAPPING, SYSTEMATIC REVIEW, AND IMPACT EVALUATION (EMSRIE) ACTIVITY IS TO PROVIDE CLIN2 WORK ORDER #2 IMPACT EVALUATION FOR BANGL… | Agency for International Development Agency for International Development | — | PASADENA, CA-28 | 2024 | $3,290,824 |
CONT_AWD_89233120FNA400272_8900_GS00F168CA_4732 TECHNICAL SUPPORT SERVICES FOR NATIONAL ENVIRONMENTAL POLICY ACT (NEPA) COMPLIANCE ASSOCIATED WITH THE LAWRENCE LIVERMORE NATIONAL LABORATORY (LLNL) | Department of Energy Department of Energy | — | LIVERMORE, CA-14 | 2024 | $3,032,151 |
CONT_AWD_89233119FNA400183_8900_GS00F168CA_4732 TECHNICAL SUPPORT SERVICES FOR NATIONAL ENVIRONMENTAL POLICY ACT (NEPA) COMPLIANCE ASSOCIATED WITH THE PIT PRODUCTION PROGRAM | Department of Energy Department of Energy | — | AIKEN, SC-02 | 2024 | $2,980,238 |
CONT_AWD_W9126G24F0286_9700_GS00F168CA_4732 ADMINISTRATIVE MODIFICATION TO CORRECT NAMING FOR CLINS 3018, 3025, AND 3026. | Department of Defense Department of the Army | — | OKLAHOMA CITY, OK-04 | 2024 | $2,888,763 |
CONT_AWD_HSCGG117FPRV198_7008_GS00Q14OADU138_4732 PSN 9029362 - UTILITIES INVENTORY, CONDITION ASSESSMENT, AND MAPPING (ICAM) PHASE II | Department of Homeland Security U.S. Coast Guard | — | WARWICK, RI-02 | 2026 | $2,783,260 |
CONT_AWD_FA890318F0155_9700_FA890315D0017_9700 DESIGN&REPAIR OF VARIOUS FUELS FACILITIES AT ABRAHAM LINCOLN CAPITAL AIRPORT, SPRINGFIELD ANG, IL | Department of Defense Department of the Air Force | — | MALMSTROM AFB, MT-02 | 2024 | $2,675,247 |
CONT_AWD_68HERH24F0376_6800_68HERH24A0016_6800 ADMIN MOD TO CHANGE CO | Environmental Protection Agency Environmental Protection Agency | — | CINCINNATI, OH-01 | 2024 | $2,514,822 |
CONT_AWD_W9127821F0231_9700_W9127820D0053_9700 AFCFS / IFS PHASE IX ADMINISTRATIVE MODIFICATION TO REMOVE CERTAIN REFERENCES TO COMPLY WITH A RECENT EXECUTIVE ORDER. | Department of Defense Department of the Army | — | EGLIN AFB, FL-01 | 2024 | $2,320,491 |
CONT_AWD_W9127825FA080_9700_W9127820D0053_9700 BUILDER SUSTAINMENT MANAGEMENT SYSTEM (SMS) IMPLEMENTATION FOR INSTALLATION MANAGEMENT COMMAND (IMCOM) AT ID-R BATCH 2 + JACKSON | Department of Defense Department of the Army | — | MOBILE, AL-02 | 2025 | $2,255,206 |
CONT_AWD_7200AA21M00003_7200_GS00Q14OADU138_4732 THE PURPOSE OF MODIFICATION P00007 IS TO EFFECT THE FOLLOWING CHANGES TO THE CONTRACT: 1) AMEND SECTION B.3 TO CLARIFY THE CONTRACT BUDGET; 2) AMEND SECTION C.6 AND F.5.1.2 TO BET… | Agency for International Development Agency for International Development | — | WASHINGTON, DC-98 | 2024 | $2,220,698 |
CONT_AWD_70Z02321FMSC00800_7008_GS00Q14OADU138_4732 EXERCISE OPTION PERIOD FOUR. SECTION 2(D) | Department of Homeland Security U.S. Coast Guard | — | WASHINGTON, DC-98 | 2024 | $1,892,527 |
CONT_AWD_W9133L24FA013_9700_GS00Q14OADU138_4732 THESE ENVIRONMENTAL REMEDIATION SERVICES INCLUDE RAO, LTM, AND SCO ACTIVITIES, AS DEFINED IN THIS PWS. ENCLOSURE 3 PWS FY24 REMEDIAL ACTIONS WEST DATED 11 APRIL 2024 CAN BE FOUND… | Department of Defense Department of the Army | — | PASADENA, CA-28 | 2024 | $1,870,387 |
CONT_AWD_FA564121F0014_9700_FA564120D0007_9700 MULTI ENVIRONMENTAL SERVICES FOR UNITED KINGDOM (UK) | Department of Defense Department of the Air Force | — | — | 2024 | $1,794,902 |
Top 50 awards shown, ranked by obligated amount. Dates reflect performance period; last-modified dates match USAspending.gov. Complete listings include all transaction history going back to FY2024.
Funding Agencies
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Department of State$507.4M
Agency for International Development$254.9M
Department of Defense$77.3M
Environmental Protection Agency$25.2M
Department of Energy$20.7M
Department of Homeland Security$13.4M
Department of Commerce$7.8M
Department of Agriculture$3.6M
National Aeronautics and Space Administration$2.4M
Department of Justice$1.3M
Industries
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REMEDIATION SERVICES$432.1M
ENGINEERING SERVICES$408.6M
ENVIRONMENTAL CONSULTING SERVICES$67.1M
COMPUTER SYSTEMS DESIGN SERVICES$7.8M
COMPUTING INFRASTRUCTURE PROVIDERS, DATA PROCESSING, WEB HOSTING, AND RELATED SERVICES$889K
ALL OTHER LEGAL SERVICES$352K
TESTING LABORATORIES AND SERVICES$245K
LANDSCAPE ARCHITECTURAL SERVICES$3K
RESEARCH AND DEVELOPMENT IN THE PHYSICAL, ENGINEERING, AND LIFE SCIENCES (EXCEPT BIOTECHNOLOGY)$0
Source: USAspending.gov · All Recipients · California