Tetra Tech, Inc.
Tetra Tech, Inc. received $8.6M in federal prime contract obligations in the 12 months ending Oct 5, 2026, up 80.0% from $4.8M the year before, and $47.8M since FY2022. Its largest customer is the Environmental Protection Agency.
Contractor details
- Unique Entity ID (UEI)
- W4NLBJHRP7H3
- CAGE code
- 3ZXB0
- Doing business as
- Tetra Tech EM Inc
- Headquarters
- Duluth, GA
- 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.
Top agencies
Funding agencies ranked by obligations since FY2022.
| Funding agency | Latest 12 mo | Since FY2022 |
|---|---|---|
| Environmental Protection Agency | $8.6M | $47.8M |
Top NAICS codes
Industry codes agencies recorded on this contractor's awards, since FY2022.
| NAICS | Industry | Latest 12 mo | Since FY2022 |
|---|---|---|---|
| 541620 | Environmental Consulting Services | $8.6M | $47.8M |
What it sells
Product and service codes (PSC) on this contractor's awards, since FY2022.
| PSC | Description | Since FY2022 |
|---|---|---|
| R429 | Support- professional: Emergency Response/Disaster Planning/Preparedness Support | $47.8M |
Recent awards
This contractor's newest prime contract awards, most recent first.
| Award | Agency | Obligated | Awarded |
|---|---|---|---|
| 68HE0426F0102 | Environmental Protection Agency REGION 4 START VI REMOVAL SITE EVALUATIONS | $1.0M | Sep 2, 2026 |
| 68HE0426F0103 | Environmental Protection Agency REGION 4 START VI SUPERFUND FACILITY RESPONSE PLANS (FRP) AND SPILL PREVENTION CONTROL AND COUNTERMEASURES (SPCC) | $180K | Aug 25, 2026 |
| 68HE0426F0101 | Environmental Protection Agency REGION 4 START VI SUPERFUND REMOVAL ACTIONS CERCLA | $1.0M | Aug 24, 2026 |
| 68HE0426F0100 | Environmental Protection Agency REGION 4 START VI PREPAREDNESS AND PREVENTION ACTIVITIES | $1.0M | Aug 18, 2026 |
| 68HE0426F0095 | Environmental Protection Agency R4 START VI EMERGENCY RESPONSE CERCLA ACTIONS | $1.0M | Aug 12, 2026 |
| 68HE0426F0093 | Environmental Protection Agency R4 START VI WESTSIDE LEAD TASK ORDER | $1.4M | Jul 31, 2026 |
| 68HE0426F0086 | Environmental Protection Agency REGION 4 SUPERFUND TECHNICAL ASSESSMENT & RESPONSE TEAM VI CONTRACT - PROGRAM AND ADMINISTRATIVE TASK ORDER | $898K | Jul 10, 2026 |
| 68HE0525F0022 | Environmental Protection Agency INITIATION OF EMERGENCY RESPONSE TASK ORDER FOR HURRICANE HELENE RESPONSE TENNESSEE UNDER START V CONTRACT 68HE0519D0006 AND OBLIGATE FUNDS IN THE AMOUNT OF $50,000. | $50K | Nov 20, 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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