TETRA TECH EC INC (MA)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2008
- $3.66M
- $3,655,388under this UEI
- FY2026 obligations
- $0†
- Provisional
- Awards and orders
- 4
- with positive net obligations1 IDV vehicle held
- Latest action
- Aug 7, 2025
- SAM.gov registration
- Active
- Registration expiration date Jul 21, 2027
Registration
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Mar 7, 2003 (23 years)
- Location
- Boston, MA
- State of incorporation
- Delaware
- Purpose of registration
- All Awards
† FY2026 obligations (provisional; DoD awards signed after Jul 25, 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 25, 2026 are not yet public.
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI GYANXZLE67J3. 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
- FY2025: $109,425
- FY2024: $100,000
- FY2023: $197,191
- FY2021: $100,000
- FY2020: $730,583
- FY2017: $1,023,190
- FY2008: $1,395,000
Total across 7 fiscal years: $3,655,388
Top awarding agencies
- Department of Defense$3,655,388, 100%
Top awarding sub-agencies
- Department of the Army$2,260,388, 61.8%
- Defense Logistics Agency$1,395,000, 38.2%
Top NAICS by obligations
- 562910Remediation services$2,355,388, 64.4%
- 541620Environmental consulting services$1,300,000, 35.6%
Top product and service codes by obligations
- F999Other environmental services$2,260,388, 61.8%
- M173Operation of fuel storage buildings$750,000, 20.5%
- R425Engineering and technical services$645,000, 17.6%
Capabilities
NAICS codes
SBA certifications
No certification in the SBA profile data.
Contracts
Latest awards and orders
- W912DR20F0374Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the ArmyLatest action
- W912DR15D0021Indefinite delivery contract (IDC)VehicleDepartment of DefenseDepartment of the ArmyLatest action
- 0001Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the ArmyLatest action
- B001DoDepartment of DefenseDefense Logistics AgencyLatest action
- B001DoDepartment of DefenseDefense Logistics AgencyLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for TETRA TECH EC 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
10 POST OFFICE SQ
SUITE 1100S
BOSTON, MA, 02109
USA
Mailing Address
10 POST OFFICE SQ
SUITE 1100S
BOSTON, MA, 02109
USA
Government Business Contact
ANH NGHIEM
17885 VON KARMAN AVENUE
IRVINE, CA, 92614
USA
Electronic Business Contact
ANH NGHIEM
17885 VON KARMAN AVENUE
IRVINE, CA, 92614
USA
Past Performance Contact
ANH NGHIEM
17885 VON KARMAN AVENUE
IRVINE, CA, 92614
USA
Government Business Alternate Contact
ANH NGHIEM
17885 Von Karman Avenue
500
Irvine, CA, 92614
USA
Electronic Business Alternate Contact
ANH NGHIEM
17885 VON KARMAN AVENUE
SUITE 500
IRVINE, CA, 92614
USA
Past Performance Alternate Contact
ANH NGHIEM
17885 Von Karman Avenue
500
Irvine, CA, 92614
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
TETRA TECH EC INC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires July 21, 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
Not registered for disaster relief
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
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