TETRA TECH INC (CA)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2008
- $234.56M
- $234,560,172under this UEI
- FY2026 obligations
- $22.65M†
- $22,651,364Provisional
- Awards and orders
- 77
- with positive net obligations9 IDV vehicles held
- Latest action
- Oct 15, 2026
- SAM.gov registration
- Active
- Registration expiration date Sep 4, 2027
Registration
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Feb 5, 1988 (38 years)
- Location
- San Diego, CA
- State of incorporation
- Delaware
- Purpose of registration
- All Awards
- Website
- tetratech.com
† FY2026 obligations (provisional; DoD awards signed after Jul 26, 2026 are not yet public).
Contract actions that the Department of Defense both funds and awards are withheld at the source for 90 days, so DoD awards signed after Jul 26, 2026 are not yet public.
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI HW1GWDNW1F21. GovChime does not check exclusions.
Performance
Net obligations recorded under this UEI since FY2008. Top lists show the largest five by share of this vendor's net obligations; the shares do not sum to 100%.
Net obligations by fiscal year of action
- FY2026: $22,651,364 (provisional)
- FY2025: $29,673,430
- FY2024: $60,991,789
- FY2023: $27,873,301
- FY2022: $22,020,209
- FY2021: $9,282,623
- FY2020: $4,931,449
- FY2019: $881,369
Show all 19 yearsEarlier years (FY2008–FY2018)
- FY2018: $1,229,021
- FY2017: -$867,176 (de-obligation)
- FY2016: $1,675,845
- FY2015: $6,018,250
- FY2014: $6,764,539
- FY2013: $5,878,008
- FY2012: $6,034,320
- FY2011: $7,679,101
- FY2010: $8,316,691
- FY2009: $8,429,525
- FY2008: $5,096,515
Total across 19 fiscal years: $234,560,172
Net de-obligation in that fiscal year (obligations withdrawn).
Top awarding agencies
- Department of Defense$203,657,502, 86.8%
- General Services Administration$15,815,441, 6.7%
- Department of Homeland Security$11,794,622, 5.0%
- Department of Veterans Affairs$3,196,853, 1.4%
- Department of Commerce$82,159, <0.1%
Top awarding sub-agencies
- Department of the Army$181,708,059, 77.5%
- Department of the Navy$20,844,683, 8.9%
- Federal Acquisition Service$15,266,558, 6.5%
- U.S. Coast Guard$11,794,622, 5.0%
- Department of Veterans Affairs$3,196,853, 1.4%
Top NAICS by obligations
- 541330Engineering services$225,316,158, 96.1%
- 561210Facilities support services$8,695,703, 3.7%
- 541620Environmental consulting services$266,000, 0.1%
Top product and service codes by obligations
- Z1NAMaintenance of fuel supply facilities$169,681,230, 72.3%
- C219Architect and engineering- general: other$17,175,407, 7.3%
- R425Support- professional: engineering/technical$14,489,607, 6.2%
- D399Other adp & telecommunications svcs$13,525,648, 5.8%
- F099Natural resources/conservation- other$11,794,622, 5.0%
Capabilities
NAICS codes
SBA certifications
No certification in the SBA profile data.
Product and service codes (PSC)
- 4235Other Services/Supplies
- B502Special Studies and Analyses
- B504Special Studies and Analyses
- B506Special Studies and Analyses
- B507Special Studies and Analyses
- B510Special Studies and Analyses
- B513Special Studies and Analyses
- B516Special Studies and Analyses
- B517Special Studies and Analyses
- B518Special Studies and Analyses
Contracts
Latest awards and orders
- 47QSHA20D000RFederal supply schedule (FSS)VehicleGeneral Services AdministrationFederal Acquisition ServiceLatest action
- W912DY22F0322Delivery orderunder a federal supply schedule (FSS)Department of DefenseDepartment of the ArmyLatest action
- W912DY22F0059Delivery orderunder a federal supply schedule (FSS)Department of DefenseDepartment of the ArmyLatest action
- W912DY24F0371Delivery orderunder a federal supply schedule (FSS)Department of DefenseDepartment of the ArmyLatest action
- 70Z05023F43000007Delivery orderunder a federal supply schedule (FSS)Department of Homeland SecurityU.S. Coast GuardLatest action
- W912DY24F0049Delivery orderunder a federal supply schedule (FSS)Department of DefenseDepartment of the ArmyLatest action
- W912DY20F0109Delivery orderunder a federal supply schedule (FSS)Department of DefenseDepartment of the ArmyLatest action
- M6740021F0177Delivery orderunder a federal supply schedule (FSS)Department of DefenseDepartment of the NavyLatest action
- HSCG5017FPX3004Delivery orderunder a federal supply schedule (FSS)Department of Homeland SecurityU.S. Coast GuardLatest action
- HSCG5013FPVXM26Delivery orderunder a federal supply schedule (FSS)Department of Homeland SecurityU.S. Coast GuardLatest action
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
1230 COLUMBIA ST STE 1000
SAN DIEGO, CA, 92101
USA
Mailing Address
1230 COLUMBIA ST STE 1000
SAN DIEGO, CA, 92101
USA
Government Business Contact
Renee Valentino
14151 Newbrook Dr
Chantilly, VA, 20151
USA
Electronic Business Contact
Renee Valentino
14151 Newbrook Dr
Chantilly, VA, 20151
USA
Past Performance Contact
Kathy Vandenheuvel
1230 COLUMBIA ST
San Diego, CA, 92101
USA
Government Business Alternate Contact
Zbigniew Bobak
Financial Manager
1 S Wacker Dr Ste 3700
Chicago, IL, 60606
USA
Electronic Business Alternate Contact
Kathy Vandenheuvel
1230 COLUMBIA STREET
STE. 1000
San Diego, CA, 92101
USA
Past Performance Alternate Contact
Pat Izzo
1 South Wacker Drive
37 floor
Chicago, IL, 60101
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
SAM.gov registration reports no active exclusion
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.govInitial Registration
Last Update
Registration Activation
Fiscal Year End
Country of Incorporation
Congressional District
Other contractors in California with primary NAICS 541620
- ECO & Associates, Inc.Santa Ana, CA
- Tetra Tech, Inc.Oakland, CA
- Meca Consulting IncPleasanton, CA
- Western PropertiesRancho Cordova, CA
- Tellus Civic Science CorporationSan Diego, CA
- DEL Mar-Trevet-JV LLCChula Vista, CA