Active
Overview
- Legal name
- TETRA TECH INC
- Also known as
- TETRA TECH
- Registered location
- DENVER, CO, USA
- Website
- Company website ↗
- Primary NAICS
- 541620 — Environmental Consulting Services
- Latest award activity
- Sep 8, 2026
Read company summary
TETRA TECH INC is associated with UEI WL4VMSDRCLR5 and CAGE 3EWL1 in public federal records. AcornBids currently links 22 prime awards totaling $39.1M in obligations to this entity. Its largest recorded federal customer by obligations is Environmental Protection Agency. Its recorded federal awards include work classified as Environmental Consulting Services. These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 541620 (Environmental Consulting Services). Its public SAM.gov registration lists DENVER, CO, USA.
At a glance
Lifetime prime obligations$39.1M
Prime awards22
Awards with future end dates9
Top-agency concentration100.0%
Prime contract obligations across loaded award records. Obligations are not revenue or contract ceilings. Summary updated Oct 6, 2026. Refresh pending; these totals may be out of date.
Business information
Public SAM.gov registration details.
- Legal name
- TETRA TECH INC
- Doing business as
- TETRA TECH
- UEI
- WL4VMSDRCLR5
- CAGE
- 3EWL1
- Registered address
- 1560 BROADWAY, DENVER, CO, 80202, USA
- Registration status
- Active
- Primary NAICS
- 541620 — Environmental Consulting Services
- SAM activation
- Sep 29, 2025
- Initial registration
- Apr 17, 2003
- Entity start
- Feb 5, 1980
- SAM updated
- Sep 29, 2025
- Registration expires
- Sep 25, 2026
- Fiscal year end
- Sep 30
- Place of incorporation
- DE, USA
Research brief
Source facts
Federal award analysis
Net transaction obligations by federal fiscal period.
Selected transaction obligations$21.8M
Prime contracts
Reported transaction obligations by federal fiscal period; includes deobligations. Missing transactions are not estimated. Coverage: 22 of 22 selected awards. Select a period to explore its awards.
Funding change
Dated, valued transaction obligations in equal-length adjacent periods; missing records are unknown. Default: last completed federal fiscal year. Percentage is unavailable when the prior period has no positive reported obligations.
| Measure | Reported value |
|---|---|
| Current period | Oct 1, 2025 – Sep 30, 2026 |
| Current obligations | $5.3M |
| Prior period | Oct 1, 2024 – Sep 30, 2025 |
| Prior obligations | $5.9M |
| Change | $-577.3K |
| Growth | -9.7% |
Where the work is performed
AKMEVTNHWAIDMTNDMNWIMINYMAORNVWYSDIAILINOHPANJCTRICAUTCONEMOKYWVVAMDDEAZNMKSARTNNCSCDCOKLAMSALGAHITXFL
State tile map; darker tiles have larger absolute net obligations. Outlined tiles indicate net deobligations. Unshaded tiles have no reported transactions in this selection. Other locations appear in the table.
Agencies
| Category | Period obligations | Awards |
|---|---|---|
| Environmental Protection Agency | $21.8M | 22 |
Offices
| Category | Period obligations | Awards |
|---|---|---|
| REGION 8 CONTRACTING OFFICE | $21.8M | 22 |
Naics
| Category | Period obligations | Awards |
|---|---|---|
| 541620 — Environmental Consulting Services | $21.8M | 22 |
Psc
| Category | Period obligations | Awards |
|---|---|---|
| R429 — SUPPORT- PROFESSIONAL: EMERGENCY RESPONSE/DISASTER PLANNING/PREPAREDNESS SUPPORT | $19.7M | 20 |
| F999 — Other Environmental Services, Studies, and Analytical Support | $2.1M | 2 |
Vehicles
| Category | Period obligations | Awards |
|---|---|---|
| 68HE0820D0001 | $21.8M | 22 |
Set Asides
| Category | Period obligations | Awards |
|---|---|---|
| Unclassified | $21.8M | 22 |
Recent federal awards
Prime contract awards. Select an award to review its history and source evidence.
| Award / description | Awarding agency | Obligations | Start date | End date |
|---|---|---|---|---|
| 68HE0826F0052START CERCLA | Environmental Protection Agency | $2.1M | Aug 13, 2026 | Aug 31, 2027 |
| 68HE0826F0058START OIL SITE | Environmental Protection Agency | $200.0K | Aug 27, 2026 | Aug 31, 2027 |
| 68HE0826F0054START CERCLA | Environmental Protection Agency | $715.0K | Aug 26, 2026 | Aug 31, 2027 |
| 68HE0825F0037SERVICES INCLUDE: THE PURPOSE OF THIS TASK ORDER (TO) IS TO PROVIDE SUPPORT AND SERVICES TO THE OSC IN THE FORM OF DOCUMENT REVIEW, ON-SITE OBSERVATION, AND REPORTING ON A… | Environmental Protection Agency | $150.0K | Aug 21, 2025 | Feb 20, 2027 |
| 68HE0826F0051START SUPPORTON PROGRAM PREPAREDNESS AND RELEASE/DISCHARGE PREVENTION | Environmental Protection Agency | $322.0K | Aug 3, 2026 | Aug 2, 2027 |
| 68HE0825F0033SERVICES INCLUDING EQUIPMENT AND VEHICLE MAINTENANCE; EQUIPMENT INVENTORY AND SUPPLY MANAGEMENT; PURCHASING, DATABASE UPKEEP & MAINTENANCE; AND FACILITIES MANAGEMENT AT THE… | Environmental Protection Agency | $1.8M | Jul 31, 2025 | Jul 31, 2027 |
| 68HE0824F0014BONITA PEAK SITE SUPPORT | Environmental Protection Agency | $785.0K | May 8, 2024 | May 10, 2027 |
| 68HE0826F0031START SUPPORT ON THE NEDLOG ARSENIC B-1 REMOVAL SITE. SERVICES INCLUDE SAMPLING, MONITORING, AND DOCUMENTATION AS DIRECTED BY THE OSC. | Environmental Protection Agency | $300.0K | Mar 31, 2026 | Mar 31, 2027 |
| 68HE0826F0009DATA MANAGEMENT | Environmental Protection Agency | $750.0K | Jan 6, 2026 | Jan 5, 2027 |
| 68HE0823F0060START 5 BROWNFIELDS SITE ASSESSMENT WORK | Environmental Protection Agency | $6.3M | Sep 28, 2023 | Sep 27, 2026 |
Upcoming positioning windows
Modeled recompete windows are estimates, not announced solicitations or guarantees.
Registration, certifications & contacts
| Registration evidence | Date |
|---|---|
| SAM updated | Sep 29, 2025 |
| Source loaded | Sep 26, 2026 |
| Initial registration | Apr 17, 2003 |
| Entity start | Feb 5, 1980 |
| Industry | Reported size status |
|---|---|
| 541330 — Engineering Services | Not reported |
| 541611 — Administrative Management and General Management Consulting Services | Not reported |
| 541618 — Other Management Consulting Services | Not reported |
| 541620 — Environmental Consulting Services | Not reported |
| 541690 — Other Scientific and Technical Consulting Services | Not reported |
| 541990 — All Other Professional, Scientific, and Technical Services | Not reported |
| 562910 — Remediation Services | Not reported |
| Contact | Role | Published contact methods | Evidence | Source date |
|---|---|---|---|---|
| RENEE VALENTINO | Government business | Contact method not published | SAM registration | Not available |
| CARLA BURIKS | Alternate government business | Contact method not published | SAM registration | Not available |
| PAT IZZO | Electronic business | Contact method not published | SAM registration | Not available |
| DIANE MACMILLAN | Alternate electronic business | Contact method not published | SAM registration | Not available |
Registered industries
- 541330 — Engineering Services
- 541611 — Administrative Management and General Management Consulting Services
- 541618 — Other Management Consulting Services
- 541620 — Environmental Consulting Services
- 541690 — Other Scientific and Technical Consulting Services
- 541990 — All Other Professional, Scientific, and Technical Services
- 562910 — Remediation Services
Registered products and services
- B502 — Air Quality Analysis
- B504 — Chemical/Biological Studies and Analysis
- B506 — Data Analysis (other than scientific)
- B507 — Economic Studies
- B509 — Endangered Species Studies - Plant and Animal
- B510 — Environmental Studies and Assessments
- B516 — Animal and Fisheries Studies
- B517 — Geological Studies
- B518 — Geophysical Studies
- B519 — Geotechnical Studies
- B521 — Historical Studies
- B525 — Natural Resource Studies
- B528 — Regulatory Studies
- B529 — Scientific Data Studies
- B532 — Soil Studies
- B533 — Water Quality Studies
- B534 — Wildlife Studies
- B554 — Acquisition Policy/Procedures Studies
- B599 — Other Special Studies and Analysis
- C212 — Engineering Drafting Services
- C214 — A&E Management Engineering Services
- C219 — Other Architect and Engineering Services
- F101 — Air Quality Support Services
- F103 — Water Quality Support Services
- F107 — Hazardous Substance Analysis
- F108 — Hazardous Substance Removal, Cleanup, and Disposal Services and Operational Support
- F109 — Leaking Underground Storage Tank Support Services
- F110 — Development of Environmental Impact Statements and Assessments
- F111 — Industrial Investigations, Surveys and Technical Support for Multiple Pollutants
- F112 — Oil Spill Response including Cleanup, Removal, Disposal and Operational Support
- F113 — ENVIRONMENTAL SYSTEMS PROTECTION- WETLANDS CONSERVATION AND SUPPORT
- R406 — Policy Review/Development Services
- R408 — Program Management/Support Services
- R410 — SUPPORT- PROFESSIONAL: PROGRAM EVALUATION/REVIEW/DEVELOPMENT
- R424 — Expert Witness
- R428 — Industrial Hygienics
- R429 — SUPPORT- PROFESSIONAL: EMERGENCY RESPONSE/DISASTER PLANNING/PREPAREDNESS SUPPORT
- R499 — Other Professional Services
- R699 — Other Administrative Support Services
- R799 — Other Management Support Services
- U004 — Scientific and Management Education
- U099 — Other Education and Training Services
Registration classifications and published certificates do not by themselves establish eligibility for a particular solicitation. View SAM source
Reported subsidiary tree
Ownership follows reported parent UEIs.
- TETRA TECH, INC.UEI LMRMKLLL3LG5
- ADVANCED MANAGEMENT TECHNOLOGY, INC.UEI DTPTGJLL2SX5
- AMYX INCUEI HBZPLZ5PJH12
- ARD, INC.UEI VHLHREH8Y7R4
- AXIOM DATA SCIENCE LLCUEI PRQBHUD4ZJ31
- BLUEWATER FEDERAL SOLUTIONS, INC.UEI C18KUFQ2L6L4
- BRIDGENET INTERNATIONAL INC.UEI KYBNZZJKA276
- GLOBAL TECH INC.UEI HWMKR49GR573
- INDUS CORPORATIONUEI VRL4VU9TYLM4
- LS TECHNOLOGIES LLCUEI K97DGB4NAKJ5
- MANAGEMENT SYSTEMS INTERNATIONAL, INC.UEI M5NWCBJCKST7
- PRO-TELLIGENT, LLCUEI CB3GK7MZDYQ9
- RPS GROUP, INC.UEI FA3YBNKEAGA3
- SEGUE TECHNOLOGIES, INCUEI TQ4NYKMS5WW6
- STANTEC TETRA TECH JVUEI ZBZCHPTUTLE9
- TETRA TECH DLZ JVUEI DN4KZXVT9EZ3
- TETRA TECH EC INCUEI GYANXZLE67J3
- TETRA TECH EC, INC.UEI Z2JDF94BLHP6
- TETRA TECH EC, INC.UEI R4FTW77GLKM6
- TETRA TECH EC, INC.UEI C48BDZT15AM8
- TETRA TECH EMC, INC.UEI K6LKK4M4BS45
- TETRA TECH ES, INC.UEI UJN1EN56WZ66
- TETRA TECH HEI, INC.UEI NCQLD6ESHUQ3
- TETRA TECH INCUEI NKS6HETFAAW8
- TETRA TECH INCUEI NXSSKEP8JXL7
- TETRA TECH INCUEI FN3KJ67ZG226
- TETRA TECH INCUEI FJBUDEMPKSZ3
- TETRA TECH INCUEI WL4VMSDRCLR5
- TETRA TECH INCUEI UC2RW42PNSF4
- TETRA TECH INCUEI JBJTPCXMTYH5
- TETRA TECH INCUEI HVDMNK1MYQN3
- TETRA TECH INCUEI SQM2CXY8JNC1
- TETRA TECH INCUEI ZU7NSK3NW7Z4
- TETRA TECH MA, INCUEI HB1MLU2LN557
- TETRA TECH TESORO, INC.UEI NA9GSPVPK8U3
- TETRA TECH, INC.UEI WWF1MK12STK7
- TETRA TECH, INC.UEI P3UKH7YXPK67
- TETRA TECH, INC.UEI L8JXE422H5F6
- TETRA TECH, INC.UEI NYR6HCRX9KJ4
- TETRA TECH, INC.UEI E3QKBMJ7H9K7
- TETRA TECH, INC.UEI TY6TKGLN6S95
- TETRA TECH, INC.UEI J8CNBANBZ6U8
- TETRA TECH, INC.UEI W4NLBJHRP7H3
- TETRA TECH, INC.UEI PMQFEAMRC959
- TETRA TECH, INC.UEI SGTJSK22KTG1
- TETRA TECH, INC.UEI HHDHBZL5PLM5
- TETRA TECH, INC.UEI FL1UPMZCC5S8
- TETRA TECH, INC.UEI DSBKJQNLK7N5
- TETRA TECH, INC.UEI X38LAAB5HB64
- TETRA TECH, INC.UEI GMW1WKSRWQW3
- TETRA TECH, INC.UEI MFY6V827J239
- TETRA TECH, INC.UEI NAYBB3MLDS46
- TETRA TECH-BLACK & VEATCH JVUEI RJ5LTYY9S344
- TETRA TECH-STANLEY JVUEI JNF6EXWVRXL6
- TETRA TECH/MEAD AND HUNT JOINT VENTUREUEI ZBN6UNKMKTP6
- TETRA TECH/POND & COMPANYUEI MCNYGEEPKJT8
- WJA PLLCUEI DJFNJP7K7P17
Corporate family
Reported ownership links. Award and funding explorers can include this family.
| Legal entity | Reported parent UEI | Source loaded |
|---|---|---|
| TETRA TECH, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| ADVANCED MANAGEMENT TECHNOLOGY, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| AMYX INC | LMRMKLLL3LG5 | Sep 26, 2026 |
| ARD, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| AXIOM DATA SCIENCE LLC | LMRMKLLL3LG5 | Sep 19, 2026 |
| BLUEWATER FEDERAL SOLUTIONS, INC. | LMRMKLLL3LG5 | Sep 27, 2026 |
| BRIDGENET INTERNATIONAL INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| GLOBAL TECH INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| INDUS CORPORATION | LMRMKLLL3LG5 | Aug 15, 2026 |
| LS TECHNOLOGIES LLC | LMRMKLLL3LG5 | Sep 26, 2026 |
| MANAGEMENT SYSTEMS INTERNATIONAL, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| PRO-TELLIGENT, LLC | LMRMKLLL3LG5 | Sep 19, 2026 |
| RPS GROUP, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| SEGUE TECHNOLOGIES, INC | LMRMKLLL3LG5 | Sep 26, 2026 |
| STANTEC TETRA TECH JV | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH DLZ JV | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH EC INC | LMRMKLLL3LG5 | Sep 2, 2026 |
| TETRA TECH EC, INC. | LMRMKLLL3LG5 | Sep 2, 2026 |
| TETRA TECH EC, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH EC, INC. | LMRMKLLL3LG5 | Sep 19, 2026 |
| TETRA TECH EMC, INC. | LMRMKLLL3LG5 | Sep 2, 2026 |
| TETRA TECH ES, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH HEI, INC. | LMRMKLLL3LG5 | Aug 15, 2026 |
| TETRA TECH INC | LMRMKLLL3LG5 | Sep 19, 2026 |
| TETRA TECH INC | LMRMKLLL3LG5 | Sep 2, 2026 |
| TETRA TECH INC | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH INC | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH INC | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH INC | LMRMKLLL3LG5 | Sep 19, 2026 |
| TETRA TECH INC | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH INC | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH INC | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH INC | LMRMKLLL3LG5 | Sep 19, 2026 |
| TETRA TECH MA, INC | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH TESORO, INC. | LMRMKLLL3LG5 | Sep 19, 2026 |
| TETRA TECH, INC. | LMRMKLLL3LG5 | Sep 19, 2026 |
| TETRA TECH, INC. | LMRMKLLL3LG5 | Aug 15, 2026 |
| TETRA TECH, INC. | LMRMKLLL3LG5 | Aug 15, 2026 |
| TETRA TECH, INC. | LMRMKLLL3LG5 | Sep 2, 2026 |
| TETRA TECH, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH, INC. | LMRMKLLL3LG5 | Sep 19, 2026 |
| TETRA TECH, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH, INC. | LMRMKLLL3LG5 | Sep 26, 2026 |
| TETRA TECH-BLACK & VEATCH JV | LMRMKLLL3LG5 | Sep 19, 2026 |
| TETRA TECH-STANLEY JV | LMRMKLLL3LG5 | Sep 2, 2026 |
| TETRA TECH/MEAD AND HUNT JOINT VENTURE | LMRMKLLL3LG5 | Sep 19, 2026 |
| TETRA TECH/POND & COMPANY | LMRMKLLL3LG5 | Sep 26, 2026 |
| WJA PLLC | LMRMKLLL3LG5 | Sep 26, 2026 |
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Data coverage and methodology
Sources: SAM.gov registration, USAspending awards and transactions, and linked supporting records. Prime contract obligations, IDV ceilings and assistance amounts are kept separate. Missing records are not zero activity. Company claims are labeled separately. Recompete signals are rule-based scores out of 100. Positioning windows are AcornBids estimates.
Disclosed relationships only. Missing records do not establish that a contractor has no partners. Ambiguous parent award identifiers are excluded.
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