Tetra Tech, Inc.
Tetra Tech, Inc. received $16.7M in federal prime contract obligations in the 12 months ending Oct 5, 2026, down 23.8% from $21.9M the year before, and $89.1M since FY2022. Its largest customer is the Environmental Protection Agency.
See 6 contracts ending in the next 18 months ↓Contractor details
- Unique Entity ID (UEI)
- J8CNBANBZ6U8
- CAGE code
- 1HWF1
- Headquarters
- Oakland, CA
- Business size
- Other Than Small Business
- Parent company
- Tetra Tech, Inc.
As recorded on this UEI's most recent prime contract action in USAspending.gov. Confirm current registration and certifications in SAM.gov.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year.
Markets where it ranks top 10
Agency and NAICS markets where this UEI is one of the ten largest primes in the latest 12 months.
Top agencies
Funding agencies ranked by obligations since FY2022.
| Funding agency | Latest 12 mo | Since FY2022 |
|---|---|---|
| Environmental Protection Agency | $16.5M | $87.0M |
| Department of Defense | $0 | $1.6M |
| Department of Transportation | $108K | $277K |
| Department of Veterans Affairs | $0 | $131K |
Top NAICS codes
Industry codes agencies recorded on this contractor's awards, since FY2022.
What it sells
Product and service codes (PSC) on this contractor's awards, since FY2022.
| PSC | Description | Since FY2022 |
|---|---|---|
| B510 | Special Studies/Analysis- Environmental Assessments | $87.0M |
| F999 | Other Environmental Services | $1.8M |
| F110 | Environ SYS Protect- Development of Environ Impact Stmts/Assessments, Tech Analysis/Environ Audits | $277K |
Contracts ending in the next 18 months
This contractor's largest awards whose current period of performance ends soon. Options and extensions often move these dates.
| Award | Agency | Obligated | Current end |
|---|---|---|---|
| 68HE0923F0072 | Environmental Protection Agency THE CONTRACTOR SHALL SUPPORT REQUIREMENTS FOR DEVELOPING A CONCEPTUAL SITE MODEL (CSM), A REMEDIAL INVESTIGATION (RI), A RISK ASSESSMENT (RA), AND A FEASIBILITY STUDY (FS),… | $6.5M | Dec 31, 2026 |
| 68HE0924F0004 | Environmental Protection Agency THE CONTRACTOR SHALL PROVIDE SUPPORT FOR REMOVAL SITE EVALUATIONS (RSE) AT THE SKYLINE AUM WHICH ENCOMPASSES SKYLINE MINE AND UTAH NO. 1 LEASE IN OLJATO-MONUMENT VALLEY, UTAH… | $3.4M | Dec 31, 2026 |
| 68HE0923F0073 | Environmental Protection Agency CONTRACTOR SHALL PROVIDE TECHNICAL DESIGN SERVICES FOR PLANNING & CONDUCTING CLEANUP VERIFICATION OF, TCRA, PILOT STUDIES, OR REQUIREMENTS AT TRONOX COVE TRANSFER STATION… | $3.7M | Jan 1, 2027 |
| 68HE0923F0074 | Environmental Protection Agency THE CONTRACTOR SHALL PROVIDE THE SUPPORT NEEDED FOR TECHNICAL DESIGN SERVICES,& PLANNING AND CONDUCTING CLEANUP VERIFICATION OF TCRAS, PILOT STUDIES, OR OTHER INTERIM ACTIONS AT… | $10.7M | Sep 30, 2027 |
| 68HE0923F0051 | Environmental Protection Agency THE CONTRACTOR SHALL PERFORM REQUIRED TO CONDUCT THE ENGINEERING EVALUATION/COST ANALYSIS (EE/CA) AND RELATED TASKS AT THE FOLLOWING TRONOX ABANDONED URANIUM MINES LOCATED IN… | $20.3M | Nov 30, 2027 |
| 68HE0923F0071 | Environmental Protection Agency THE CONTRACTOR PROVIDE TECHNICAL SUPPORT AND ASSISTANCE FOR THE USEPA NAVAJO ABANDONED URANIUM MINES (NAUM) PROGRAM AS IT DEVELOPS PROGRAM STANDARDS, TRAININGS AND WORKSHOPS, AND… | $13.5M | Mar 1, 2028 |
Recent awards
This contractor's newest prime contract awards, most recent first.
| Award | Agency | Obligated | Awarded |
|---|---|---|---|
| 68HE0926F0102 | Environmental Protection Agency TEN (10) YEAR PLAN FOLLOW-ON TASK ORDER - NAVAJO NATION AUM RESPONSE ASSESSMENT AND EVALUATION SERVICES (RAES) II FOR EPA FOR REGIONS 6 & 9. | $83K | Sep 28, 2026 |
| 68HE0925F0051 | Environmental Protection Agency THE PURPOSE OF THIS TASK ORDER IS TO PROVIDE TECHNICAL SUPPORT TO EPA REGION 6 IN FULFILLMENT OF ITS RESPONSIBILITIES FOR OVERSIGHT AND ENFORCEMENT OF ARCO'S ONGOING RI/FS UNDER… | $540K | Aug 6, 2025 |
| 68HE0925F0054 | Environmental Protection Agency TO 29 IS TO TO PROVIDE TECHNICAL ASSISTANCE FOR OVERSIGHT OF THE POTENTIALLY RESPONSIBLE PARTY (PRP) BNSF RAILWAY COMPANY (BNSF) AS THEY PERFORM A BACKGROUND STUDY, DATA GAPS… | $50K | Jul 1, 2025 |
| 68HE0925F0048 | Environmental Protection Agency THE PURPOSE OF THIS TASK ORDER IS ESTABLISH A TASK ORDER 27 TO PROVIDE TECHNICAL SUPPORT TO REGION 6 FOR OVERSIGHT OF AN ONGOING PRP RI/FS AND GOVERNMENT RI/FS AT THE HOMESTAKE… | $686K | Jun 2, 2025 |
| 697DCK25C00133 | Department of Transportation ENVIRONMENTAL ASSESSMENT REPLACEMENT OF THE AIR ROUTE SURVEILLANCE RADAR (ARSR) ON MT. KA`ALA, OAHU, HAWAII | $169K | Apr 28, 2025 |
| 68HE0925F0047 | Environmental Protection Agency THE CONTRACTOR SHALL PERFORM OVERSITE AND TECHNICAL REVIEW FOR REMOVAL SITE EVALUATIONS (RSE) AND RISK ASSESSMENT DOCUMENTS FOR WELLS CARGO ABANDONED URANIUM MINES (AUMS) UNDER… | $97K | Apr 23, 2025 |
| 68HE0924F0051 | Environmental Protection Agency THE CONTRACTOR SHALL PROVIDE SUPPORT REQUIRED FOR AGENCY OVERSIGHT OF THE UNITED NUCLEAR CORPORATION/GENERAL ELECTRIC (UNC/GE) WORK AT THE NORTHEAST CHURCH ROCK (NECR) MINE SITE… | $386K | Jul 23, 2024 |
| 68HE0924F0055 | Environmental Protection Agency THE CONTRACTOR SHALL PROVIDE TECHNICAL ASSISTANCE TO USEPA FOR TECHNICAL ASSISTANCE TO THE CONTAMINATED STRUCTURES PROGRAM UNDER THE RAES 2 CONTRACT. | $764K | Jun 26, 2024 |
Other Tetra Tech, Inc. entities
UEIs that report the same ultimate parent in SAM.gov. Ownership records can lag acquisitions.
Tetra Tech, Inc.
$881.9MARD, Inc.
$495.2MAdvanced Management Technology, Inc.
$318.9MTetra Tech ES, Inc.
$246.6MManagement Systems International, Inc.
$230.8MBluewater Federal Solutions, Inc.
$171.0MTetra Tech, Inc.
$169.2MTetra Tech, Inc.
$140.4MSegue Technologies, Inc
$131.1MTetra Tech, Inc.
$120.5MPrime contracts (award types A–D) from USAspending.gov through Oct 5, 2026. Subcontracts are not included. Net obligations include deobligations and corrections.
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