TETRA TECH INC (CO)
Registration and award facts
SAM.gov registration as of
Net obligations recorded since FY2008 under this UEI: $43,988,249 across 30 awards and orders with positive net obligations.
- SAM.gov registration status
- Active (registration expiration date Sep 4, 2027)
- UEI
- WL4VMSDRCLR5
- CAGE code
- 3EWL1
- Doing business as
- TETRA TECH
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Feb 5, 1980
- Location
- DENVER, CO
- Website
- tetratech.com
NAICS codes
- 541620 Environmental Consulting Services (primary)
- 541330E
- 541611 Administrative Management and General Management Consulting Services
- 541618 Other Management Consulting Services
- 541690 Other Scientific and Technical Consulting Services
- 541990 All Other Professional, Scientific, and Technical Services
- 562910E
Product and service codes (PSC)
- B502 Special Studies and Analyses
- B504 Special Studies and Analyses
- B506 Special Studies and Analyses
- B507 Special Studies and Analyses
- B509 Special Studies and Analyses
- B510 Special Studies and Analyses
- B516 Special Studies and Analyses
- B517 Special Studies and Analyses
- B518 Special Studies and Analyses
- B519 Special Studies and Analyses
SBA certifications
No certification in the SBA profile data.
Federal contract obligations
- Net obligations recorded since FY2008
- $43,988,249
- Awards and orders with positive net obligations
- 30
- IDV vehicles held
- 1
- FY2026 obligations (provisional; DoD awards signed after Jul 17, 2026 are not yet public)
- $5,849,500
- Latest action
- Sep 17, 2026
Top awarding agencies: Environmental Protection Agency, Department of Agriculture
Latest awards and orders
- 68HE0826F0055 DELIVERY ORDER · Environmental Protection Agency · latest action Sep 17, 2026
- 68HE0826F0067 DELIVERY ORDER · Environmental Protection Agency · latest action Sep 15, 2026
- 68HE0826F0052 DELIVERY ORDER · Environmental Protection Agency · latest action Sep 8, 2026
- 68HE0826F0058 DELIVERY ORDER · Environmental Protection Agency · latest action Aug 27, 2026
- 68HE0826F0054 DELIVERY ORDER · Environmental Protection Agency · latest action Aug 26, 2026
- 68HE0825F0037 DELIVERY ORDER · Environmental Protection Agency · latest action Aug 11, 2026
- 68HE0826F0051 DELIVERY ORDER · Environmental Protection Agency · latest action Aug 3, 2026
- 68HE0820D0001 IDC · Environmental Protection Agency · latest action Jul 30, 2026
- 68HE0825F0033 DELIVERY ORDER · Environmental Protection Agency · latest action May 11, 2026
- 68HE0824F0014 DELIVERY ORDER · Environmental Protection Agency · latest action May 6, 2026
Other contractors in Colorado with primary NAICS 541620
- CH2M HILL, INC DENVER, CO
- TOEROEK ASSOCIATES, INC. LAKEWOOD, CO
- GRYPHON ENVIRONMENTAL, LLC COLORADO SPRINGS, CO
- ESPINOZA CULTURAL SERVICES, LLC LA JARA, CO
- NEPTUNE AND COMPANY, INCORPORATED LAKEWOOD, CO
- Tetra Tech, Inc. LAKEWOOD, CO
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI WL4VMSDRCLR5. GovChime does not check exclusions.
Key Performance Statistics
View obligations by year, agencies and performance history
Capabilities
NAICS Codes
See all industry codes with contract counts
Product/Service Codes
As of . Source: SAM.gov Goods & Services.
Showing 10 of 42 codes
Certifications
Business Types
Contracts
Explore federal contract awards with detailed transaction history
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for TETRA TECH INC lists a physical address and a separate mailing address, along with 6 verified points of contact. Past Performance contacts are the recommended outreach channel for due-diligence references; Government Business contacts handle procurement-facing correspondence.
Source: SAM.gov entity registration. Contacts displaying numeric or placeholder names have been filtered (defense-in-depth).
Physical Address
1560 BROADWAY
STE 1400
DENVER, CO, 80202
USA
Mailing Address
1560 Broadway Ste 1400
Denver, CO, 80202
USA
Government Business Contact
Zbigniew Bobak
1 S Wacker Dr
Suite 3700
Chicago, IL, 60606
USA
Electronic Business Contact
Diane MacMillan
1560 Broadway, Suite 1400
Denver, CO, 80202
USA
Past Performance Contact
Diane MacMillan
Operations Manager
1560 Broadway, Suite 1400
Denver, CO, 80202
USA
Government Business Alternate Contact
Renee Valentino
14151 Newbrook Dr
Suite 400
Chantilly, VA, 20151
USA
Electronic Business Alternate Contact
Pat Izzo
1 SOUTH WACKER
SUITE 3700
Chicago, IL, 60606
USA
Past Performance Alternate Contact
Pat Izzo
1 SOUTH WACKER
SUITE 3700
Chicago, IL, 60606
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
TETRA TECH INC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires September 4, 2027.
Source: SAM.gov entity registration (FAR responses, registration status). Always verify active exclusions against the authoritative record on SAM.gov before contract award.
Compliance & Risk Assessment
Source: SAM.gov FAR responsesSuspension/Debarment Status
No active suspension or debarment
Public Display
Entity information is publicly displayed
Disaster Relief Registry
Registered for disaster relief contracting — Nationwide
Bonding Information
No bonding information provided
EDI
Not declared in SAM.gov
Business Structure
Source: SAM.govRegistration Details
Source: SAM.govDate Founded
Initial Registration
Last Update
Registration Activation
Registration Expiration
Fiscal Year End
State of Incorporation
Country of Incorporation
Congressional District
Entity Website