Tetra Tech Inc
Tetra Tech Inc received $5.8M in federal prime contract obligations in the 12 months ending Oct 5, 2026, down 1.3% from $5.9M the year before, and $31.2M 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)
- WL4VMSDRCLR5
- CAGE code
- 3EWL1
- Headquarters
- Denver, CO
- 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 | $5.8M | $31.2M |
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 | $5.8M | $31.2M |
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 | $29.1M |
| F999 | Other Environmental Services | $2.1M |
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 |
|---|---|---|---|
| 68HE0826F0009 | Environmental Protection Agency DATA MANAGEMENT | $750K | Jan 5, 2027 |
| 68HE0824F0014 | Environmental Protection Agency BONITA PEAK SITE SUPPORT | $785K | May 10, 2027 |
| 68HE0825F0033 | Environmental Protection Agency SERVICES INCLUDING EQUIPMENT AND VEHICLE MAINTENANCE; EQUIPMENT INVENTORY AND SUPPLY MANAGEMENT; PURCHASING, DATABASE UPKEEP & MAINTENANCE; AND FACILITIES MANAGEMENT AT THE… | $1.8M | Jul 31, 2027 |
| 68HE0826F0051 | Environmental Protection Agency START SUPPORTON PROGRAM PREPAREDNESS AND RELEASE/DISCHARGE PREVENTION | $322K | Aug 2, 2027 |
| 68HE0826F0052 | Environmental Protection Agency START CERCLA | $2.1M | Aug 31, 2027 |
| 68HE0826F0054 | Environmental Protection Agency START CERCLA | $715K | Aug 31, 2027 |
Recent awards
This contractor's newest prime contract awards, most recent first.
| Award | Agency | Obligated | Awarded |
|---|---|---|---|
| 68HE0826F0055 | Environmental Protection Agency START BROWNFIELDS ASSESSMENT | $250K | Sep 17, 2026 |
| 68HE0826F0067 | Environmental Protection Agency START CERCLA RESPONSE PROGRAM SUPPORT | $250K | Sep 15, 2026 |
| 68HE0826F0058 | Environmental Protection Agency START OIL SITE | $200K | Aug 27, 2026 |
| 68HE0826F0054 | Environmental Protection Agency START CERCLA | $715K | Aug 26, 2026 |
| 68HE0826F0052 | Environmental Protection Agency START CERCLA | $2.1M | Aug 13, 2026 |
| 68HE0826F0051 | Environmental Protection Agency START SUPPORTON PROGRAM PREPAREDNESS AND RELEASE/DISCHARGE PREVENTION | $322K | Aug 3, 2026 |
| 68HE0826F0031 | Environmental Protection Agency START SUPPORT ON THE NEDLOG ARSENIC B-1 REMOVAL SITE. SERVICES INCLUDE SAMPLING, MONITORING, AND DOCUMENTATION AS DIRECTED BY THE OSC. | $300K | Mar 31, 2026 |
| 68HE0826F0009 | Environmental Protection Agency DATA MANAGEMENT | $750K | Jan 6, 2026 |
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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