TETRA TECH INC

Doing business as TETRA TECH

VIRGINIA BEACH, VA, 23462

Unclaimed

Prime contracting experience

Showing the 50 most recent of 155 records from government sources. Past participation is not evidence of current teaming interest.

Role	Agency	Description	Vehicle	Obligated	Action date	Period
Prime	Department of Defense Department of the Navy	NORTH, NAVSTA NEWPORT, SITE 13 TF-5, RI, CLEAN N4008521F5561USAspending	N6247016D9008USAspending	$2,211,473	Jul 2, 2026	Jun 10, 2021 – Sep 30, 2027
Prime	Department of Defense Department of the Navy	IGF::OT::IGF PROGRAM MANAGEMENT OFFICE (PMO) 0001USAspending	N6247016D9008USAspending	$16,944,247	Jul 1, 2026	Jul 28, 2016 – Mar 31, 2028
Prime	Department of Defense Department of the Navy	FIVE YEAR REVIEW AND LUC INSPECTION, FORMER NAWC INDIANAPOLIS N6945021F0548USAspending	N6247016D9008USAspending	$725,528	May 29, 2026	Aug 4, 2021 – Jun 30, 2030
Prime	Department of Defense Department of the Navy	IGF::OT::IGF FY18 PFAS SITE INSPECTION NAS PENSACOLA N6945018F0318USAspending	N6247016D9008USAspending	$7,048,983	May 26, 2026	Feb 28, 2018 – May 31, 2029
Prime	Department of Defense Department of the Navy	IGF::OT::IGF NCBC GULFPORT PFAS PA BASEWIDE N6945018F0303USAspending	N6247016D9008USAspending	$716,743	Apr 21, 2026	Jan 18, 2018 – Sep 30, 2024
Prime	Department of Defense Department of the Navy	SITE 10 PFAS RI, NAVSUBASE NEW LONDON, CT (CLEAN) N4008521F6138USAspending	N6247016D9008USAspending	$382,225	Apr 15, 2026	Aug 16, 2021 – Dec 31, 2027
Prime	Department of Defense Department of the Navy	IGF::OT::IGF LITIGATION SUPPORT WE18USAspending	N6247016D9008USAspending	$928,011	Mar 31, 2026	Mar 20, 2017 – Sep 30, 2027
Prime	Department of Defense Department of the Navy	IGF::OT::IGF NSA CRANE: BASE-WIDE PFAS ASSESSMENT N4008518F5356USAspending	N6247016D9008USAspending	$1,083,302	Mar 26, 2026	Apr 18, 2018 – Sep 30, 2028
Prime	Department of Defense Department of the Navy	19M-RADIOLOGICAL PA&SI, NAS JACKSONVILLE, FL&NAS PENSACOLA, FL N6945019F0442USAspending	N6247016D9008USAspending	$5,062,085	Mar 5, 2026	Jul 29, 2019 – Feb 29, 2028
Prime	Department of Defense Department of the Navy	IGF::OT::IGF NWIRP BETHPAGE, BASEWIDE INVESTIGATION AND SUPPORT - BETHPAGE, NY WE16USAspending	N6247016D9008USAspending	$4,551,275	Feb 23, 2026	Feb 24, 2017 – Sep 30, 2028
Prime	Department of Defense Department of the Navy	IGF::OT::IGF CERCLA AND REAL ESTATE SUPPORT NAS SOUTH WEYMOUTH, MA WE17USAspending	N6247016D9008USAspending	$4,601,159	Feb 20, 2026	Mar 7, 2017 – Mar 30, 2028
Prime	Department of Defense Department of the Navy	IGF::OT::IGF PNSY: PROVIDE NERP SUPPORT, PORTSMOUTH, NH WE01USAspending	N6247016D9008USAspending	$1,226,245	Jan 12, 2026	Aug 19, 2016 – Sep 30, 2027
Prime	Department of Defense Department of the Navy	NORTH, NWIRP CALVERTON, RI/FS FOR PFAS AT VARIOUS SITES BUT INITI N4008520F5104USAspending	N6247016D9008USAspending	$2,866,551	Dec 9, 2025	Apr 15, 2020 – Sep 30, 2025
Prime	Department of Defense Department of the Navy	19M-WHITING FIELD UXO 1 FS/PP/ROD N6945020F0303USAspending	N6247016D9008USAspending	$437,156	Oct 6, 2025	Feb 27, 2020 – Sep 30, 2026
Prime	Department of Defense Department of the Navy	IGF::OT::IGF RD SITE 2 NWIRP CALVERTON, NY WE05USAspending	N6247016D9008USAspending	$5,109,626	Sep 30, 2025	Aug 30, 2016 – Sep 30, 2024
Prime	Department of Defense Department of the Navy	IGF::OT::IGF XA74 IR SUPPORT INCLUDING SITE 45 INFORMAL DISPUTE S N4008518F6058USAspending	N6247016D9008USAspending	$2,039,866	Sep 29, 2025	Jun 22, 2018 – Sep 30, 2025
Prime	Department of Defense Department of the Navy	IGF::OT::IGF PFAS CERCLA TECH SUPPORT N4008518F5769USAspending	N6247016D9008USAspending	$1,406,118	Sep 26, 2025	Aug 9, 2018 – Sep 30, 2027
Prime	Department of Defense Department of the Navy	XB61 CMAGR RI PHASE 2/FS N6247321F5405USAspending	N6247016D9008USAspending	$2,842,173	Sep 16, 2025	Sep 27, 2021 – Sep 26, 2026
Prime	Department of Defense Department of the Navy	XB51 NORTH NAVSTA NEWPORT MRP SITE 1 REMEDIAL DESIGN N4008519F6249USAspending	N6247016D9008USAspending	$1,292,009	Sep 12, 2025	Jul 31, 2019 – Sep 30, 2027
Prime	Department of Defense Department of the Navy	20M-NAS JACKSONVILLE, PFAS SI ADDENDUM SITES 56&58 RI/FS, PP, R N6945020F0401USAspending	N6247016D9008USAspending	$2,390,819	Sep 9, 2025	Jun 4, 2020 – Sep 30, 2025
Prime	Department of Defense Department of the Navy	20M-NAS JRB FORT WORTH UST 1 REMEDIAL INVESTIGATION N6945020F0431USAspending	N6247016D9008USAspending	$348,438	Sep 8, 2025	Jul 9, 2020 – Sep 30, 2026
Prime	Department of Defense Department of the Navy	IGF::OT::IGF X033 PFAS RFI, MCAS BEAUFORT, SC N4008519F4586USAspending	N6247016D9008USAspending	$822,389	Sep 5, 2025	Jan 18, 2019 – Sep 30, 2025
Prime	Department of Defense Department of the Navy	IGF::OT::IGF XB48 NORTH NAVSTA NEWPORT SITE 22 REMEDIAL DESIGN N4008519F5809USAspending	N6247016D9008USAspending	$754,298	Sep 2, 2025	Jun 12, 2019 – Sep 30, 2027
Prime	Department of Defense Department of the Navy	IGF::OT::IGF NSB NEW LONDON CLEAN PFAS SI, DIOXANE SAMPLING, AND BASEWIDE ER SUPPORT N4008518F5112USAspending	N6247016D9008USAspending	$1,288,599	Aug 13, 2025	Apr 11, 2018 – Sep 30, 2026
Prime	Department of Defense Department of the Navy	21M-NAS JACKSONVILLE SITE 101 PFAS REMEDIAL INVESTIGATION N6945021F0751USAspending	N6247016D9008USAspending	$735,444	Aug 12, 2025	Sep 21, 2021 – Sep 30, 2026
Prime	Department of Defense Department of the Navy	IGF::OT::IGF XA83 NORTH - NEWPORT ERP PFC INVESTIGATION N4008518F5920USAspending	N6247016D9008USAspending	$1,723,955	Jul 30, 2025	Jun 14, 2018 – Sep 30, 2028
Prime	Department of Defense Department of the Navy	IGF::OT::IGF BASEWIDE MRP SI FIELDWORK AND REPORT N4008518F6647USAspending	N6247016D9008USAspending	$1,648,984	Jul 29, 2025	Aug 31, 2018 – Sep 30, 2027
Prime	Department of Defense Department of the Navy	XB57 "MC" - REMEDIAL INVESTIGATION FOR UXO 2, 3, 4, AND OTHER MMR N4008519F6663USAspending	N6247016D9008USAspending	$4,221,873	Jul 29, 2025	Sep 10, 2019 – Sep 30, 2027
Prime	Department of Defense Department of the Navy	SITE 24 ENVIRONMENTAL INVESTIGATIONS, NAVSTA NEWPORT, RI NORTH (C N4008521F5311USAspending	N6247016D9008USAspending	$432,894	Jul 29, 2025	May 13, 2021 – Sep 30, 2026
Prime	Department of Defense Department of the Navy	IGF::OT::IGF CUTLER SITE 2-SYA REMEDIAL DESIGN N4008517F4526USAspending	N6247016D9008USAspending	$1,204,449	Jul 22, 2025	Aug 2, 2017 – Sep 30, 2026
Prime	Department of Defense Department of the Navy	NORTH, NAVSTA NEWPORT, SITE 8 PREDESIGN INVESTIGATION, GW AND AQU N4008522F4655USAspending	N6247016D9008USAspending	$769,755	Jul 18, 2025	Mar 1, 2022 – Sep 30, 2027
Prime	Department of Defense Department of the Navy	DAHLGREN SITE 20/23 VI STUDY N4008021F4158USAspending	N6247016D9008USAspending	$386,976	Jul 9, 2025	Sep 9, 2021 – Sep 30, 2026
Prime	Department of Defense Department of the Navy	IGF::OT::IGF UXO 6, 8&9 REMEDIAL INVESTIGATION AND FEASIBI N6945018F0376USAspending	N6247016D9008USAspending	$1,434,292	Jul 2, 2025	Jul 23, 2018 – Sep 30, 2026
Prime	Department of Defense Department of the Navy	20M-SITE 44 (OU 19) MNA AND GW I-RACR, NAS PENSACOLA, FL N6945020F0471USAspending	N6247016D9008USAspending	$507,462	Jun 2, 2025	Sep 4, 2020 – Dec 31, 2026
Prime	Department of Defense Department of the Navy	BRAC FY20 FORMER NAS DALLAS, RAER MONITORING AND PFAS FS, CONTRAC N6945020F0441USAspending	N6247016D9008USAspending	$1,158,633	May 9, 2025	Jul 23, 2020 – Sep 30, 2027
Prime	Department of Defense Department of the Navy	IGF::OT::IGF XB12 PFAS SITE INSPECTION, FORMER NAVAL AIR STATION, CECIL FIELD, FL N6945018F0396USAspending	N6247016D9008USAspending	$531,749	May 2, 2025	Sep 28, 2018 – Dec 31, 2024
Prime	Department of Defense Department of the Navy	IGF::OT::IGF XA52 SITE 38 GROUNDWATER INVESTIGATION N4008018F4062USAspending	N6247016D9008USAspending	$2,076,284	Apr 30, 2025	Dec 21, 2017 – Sep 30, 2028
Prime	Department of Defense Department of the Navy	EO14042 UXO 2 UNDERWATER REMEDIAL INVESTIGATION (RI) AND FEASIBIL N4008522F4952USAspending	N6247016D9008USAspending	$258,201	Apr 25, 2025	Apr 14, 2022 – Sep 30, 2027
Prime	Department of Defense Department of the Navy	IGF::OT::IGF XB33 PA/SI FOR ASBESTOS - SITES 86 AND 87 N6247319F4699USAspending	N6247016D9008USAspending	$721,710	Apr 23, 2025	Jun 6, 2019 – Sep 30, 2025
Prime	Department of Defense Department of the Navy	IGF::OT::IGF XA59 FIVE YEAR REVIEW AND ENVIRONMENTAL MONITORING, FORMER NAVAL ORDNANCE STATION, LOUISVILLE, KY. N6945018F0381USAspending	N6247016D9008USAspending	$639,866	Apr 22, 2025	Sep 26, 2018 – Sep 30, 2026
Prime	Department of Defense Department of the Navy	BASE PERIOD IGF::OT::IGF LSRP AND PFC SUPPORT FOR REDEVELOPMENT THE PURPOSE OF THIS TASK ORDER IS FOR THE CONTRACTOR TO PROVIDE TECHNICAL SUPPORT TO THE NAVY AT THE FORMER NAVAL AIR WARFARE CENTER (NAWC), TRENTON IN EWING TOWNSHIP, NJ. THE TECHNICAL SUPPORT IS FOR STUDIES OF PERFLUORINATED COMPOUNDS, FOR FIVE YEAR REVIEW FOLLOW UP ITEMS, AND FOR REDEVELOPMENT EFFORTS AT NAWC TRENTON. WE08USAspending	N6247016D9008USAspending	$3,922,240	Apr 14, 2025	Sep 1, 2016 – Sep 30, 2027
Prime	Department of Defense Department of the Navy	NORTH, MS GREAT LAKES, MMRP INVESTIGATION AT FT. SHERIDAN N4008521F6526USAspending	N6247016D9008USAspending	$742,361	Apr 4, 2025	Sep 21, 2021 – Sep 30, 2028
Prime	Department of Defense Department of the Navy	IGF::OT::IGF NWS EARLE FY17 BASEWIDE SUPPORT WE31USAspending	N6247016D9008USAspending	$3,080,692	Mar 31, 2025	May 26, 2017 – Sep 30, 2027
Prime	Department of Defense Department of the Navy	XB50 NORTH, EAST LYME CT NUWC, SEDIMENT AND FISH TIS N4008519F5987USAspending	N6247016D9008USAspending	$260,495	Mar 31, 2025	Jul 9, 2019 – Sep 30, 2027
Prime	Department of Defense Department of the Navy	IGF::OT::IGF REMEDIAL INVESTIGATION&FEASIBILITY STUDY, NAS JACKSONVILLE, FL N6945018F0372USAspending	N6247016D9008USAspending	$3,154,416	Mar 31, 2025	Jul 19, 2018 – Dec 30, 2026
Prime	Department of Defense Department of the Navy	IGF::OT::IGF LANDFILL INSPECTION AND O&M WE14USAspending	N6247016D9008USAspending	$1,116,771	Mar 31, 2025	Feb 10, 2017 – Sep 30, 2027
Prime	Department of Defense Department of the Navy	20M-NAS CORPUS CHRISTI UXO 1 OLF CABANISS SKEET RANGE RI ADDENDUM N6945020F0355USAspending	N6247016D9008USAspending	$367,699	Mar 13, 2025	Apr 10, 2020 – Sep 30, 2025
Prime	Department of Defense Department of the Navy	IGF::OT::IGF PFAS SI&DECISION DOCUMENTS FOR UST 9, SITES 2 N6945018F0375USAspending	N6247016D9008USAspending	$941,615	Feb 26, 2025	Jul 23, 2018 – Sep 30, 2026
Prime	Department of Defense Department of the Navy	21M-NSA NEW ORLEANS PFAS REMEDIAL INVESTIGATION - SWING PROJECT N6945021F0777USAspending	N6247016D9008USAspending	$4,694,317	Feb 6, 2025	Sep 25, 2021 – Sep 30, 2029
Prime	Department of Defense Department of the Navy	NAVSTA NEWPORT, SITES 7, 10, AND 11 REME N4008519F5939USAspending	N6247016D9008USAspending	$2,309,503	Jan 16, 2025	Jul 10, 2019 – Sep 30, 2027

Contract vehicles are shown only when present in the source record. Linked award numbers and vehicles open the authoritative record on USAspending.gov.

Subcontracting experience

8 records from government sources. Past participation is not evidence of current teaming interest.

Role	Agency	Description	Vehicle	Obligated	Action date	Period
Subcontractor	Department of Homeland Security	FACILITY CONDITION ASSESSMENTS P501230105_TETRATECH Parent award context Parent award agency: Department of Homeland Security · U.S. Coast Guard Parent award NAICS: 541330 Parent award performance state: AK Parent award description: ARCHITECT-ENGINEERING SERVICES TO PROVIDE ENTERPRISE BUILDER FACILITIES CONDITION ASSESSMENT (WEST REGION) FOR US COAST GUARD View parent award on USAspending	70Z05018DTRANSY01USAspending	$3,034,524	Sep 24, 2024	— – —
Subcontractor	Department of Homeland Security	ENVIRONMENTAL SURVEYING TO INCLUDE WETLAND ASSESSMENTS/DELINEATIONS AND FOREST STAND DELINEATIONS P501230082_TT Parent award context Parent award agency: Department of Homeland Security · U.S. Secret Service Parent award NAICS: 541330 Parent award performance state: MD Parent award description: INDOOR FIRING RANGE, FITNESS FACILITY AND AMMUNITION STORAGE FACILITY. View parent award on USAspending	70Z05018DTRANSY01USAspending	$102,692	Oct 10, 2023	— – —
Subcontractor	Department of Defense	TASK 2.4 IWTP COMPLIANCE ASSESSMENT REVIEW AND PROVIDE COMMENTS ON DRAFT SAMPLING PLAN WHICH IS TO BE PREPARED TO EVALUATE IWTP INFLUENT/EFFLUENT STREAMS FOR MCAS CHERRY POINT PRETREATMENT STANDARDS OF WASTEWATER PARAMETERS THAT WOULD RESULT IN A VIOLATION IF NOT PROPERLY TREATED. 22700-0167 Parent award context Parent award agency: Department of Defense · Department of the Army Parent award NAICS: 562910 Parent award performance state: OK Parent award description: THIS FY21 TASK ORDER PROVIDES THE DESCRIPTION OF SERVICES REQUIRED IN SUPPORTING THE VARIOUS REGULATORY COMPLIANCE INITIATIVES FOR THE MISSION OF THE REGIONAL ENVIRONMENTAL COMPLIANCE PROGRAMS MARINE CORPS INSTALLATIONS EAST MARINE CORPS. View parent award on USAspending	W9127819D0043USAspending	$174,173	Feb 21, 2022	— – —
Subcontractor	Department of Defense	TASK 2.4 IWTP COMPLIANCE ASSESSMENT REVIEW AND PROVIDE COMMENTS ON DRAFT SAMPLING PLAN WHICH IS TO BE PREPARED TO EVALUATE IWTP INFLUENT/EFFLUENT STREAMS FOR MCAS CHERRY POINT PRETREATMENT STANDARDS OF WASTEWATER PARAMETERS THAT WOULD RESULT IN A VIOLATION IF NOT PROPERLY TREATED. 22700-0167 Parent award context Parent award agency: Department of Defense · Department of the Army Parent award NAICS: 562910 Parent award performance state: OK Parent award description: THIS FY21 TASK ORDER PROVIDES THE DESCRIPTION OF SERVICES REQUIRED IN SUPPORTING THE VARIOUS REGULATORY COMPLIANCE INITIATIVES FOR THE MISSION OF THE REGIONAL ENVIRONMENTAL COMPLIANCE PROGRAMS MARINE CORPS INSTALLATIONS EAST MARINE CORPS. View parent award on USAspending	W9127819D0043USAspending	$174,173	Feb 21, 2022	— – —
Subcontractor	Department of Defense	TASK 2.4 IWTP COMPLIANCE ASSESSMENT REVIEW AND PROVIDE COMMENTS ON DRAFT SAMPLING PLAN WHICH IS TO BE PREPARED TO EVALUATE IWTP INFLUENT/EFFLUENT STREAMS FOR MCAS CHERRY POINT PRETREATMENT STANDARDS OF WASTEWATER PARAMETERS THAT WOULD RESULT IN A VIOLATION IF NOT PROPERLY TREATED. 22700-0167 Parent award context Parent award agency: Department of Defense · Department of the Army Parent award NAICS: 562910 Parent award performance state: OK Parent award description: THIS FY21 TASK ORDER PROVIDES THE DESCRIPTION OF SERVICES REQUIRED IN SUPPORTING THE VARIOUS REGULATORY COMPLIANCE INITIATIVES FOR THE MISSION OF THE REGIONAL ENVIRONMENTAL COMPLIANCE PROGRAMS MARINE CORPS INSTALLATIONS EAST MARINE CORPS. View parent award on USAspending	W9127819D0043USAspending	$174,173	Feb 21, 2022	— – —
Subcontractor	Department of Defense	THE SELLER WILL PROVIDE AFFF SYSTEM EVALUATION AND RETROFIT SERVICES FOR THE USACE, U.S. ARMY ENGINEER DISTRICT, MOBILE CUSTOMER. 22700-0171 Parent award context Parent award agency: Department of Defense · Department of the Army Parent award NAICS: 562910 Parent award performance state: OK Parent award description: THIS FY21 TASK ORDER PROVIDES THE DESCRIPTION OF SERVICES REQUIRED IN SUPPORTING THE VARIOUS REGULATORY COMPLIANCE INITIATIVES FOR THE MISSION OF THE REGIONAL ENVIRONMENTAL COMPLIANCE PROGRAMS MARINE CORPS INSTALLATIONS EAST MARINE CORPS. View parent award on USAspending	W9127819D0043USAspending	$97,381	Oct 22, 2021	— – —
Subcontractor	Department of Defense	THE SELLER WILL PROVIDE AFFF SYSTEM EVALUATION AND RETROFIT SERVICES FOR THE USACE, U.S. ARMY ENGINEER DISTRICT, MOBILE CUSTOMER. 22700-0171 Parent award context Parent award agency: Department of Defense · Department of the Army Parent award NAICS: 562910 Parent award performance state: OK Parent award description: THIS FY21 TASK ORDER PROVIDES THE DESCRIPTION OF SERVICES REQUIRED IN SUPPORTING THE VARIOUS REGULATORY COMPLIANCE INITIATIVES FOR THE MISSION OF THE REGIONAL ENVIRONMENTAL COMPLIANCE PROGRAMS MARINE CORPS INSTALLATIONS EAST MARINE CORPS. View parent award on USAspending	W9127819D0043USAspending	$97,381	Oct 22, 2021	— – —
Subcontractor	Department of Defense	THE SELLER WILL PROVIDE AFFF SYSTEM EVALUATION AND RETROFIT SERVICES FOR THE USACE, U.S. ARMY ENGINEER DISTRICT, MOBILE CUSTOMER. 22700-0171 Parent award context Parent award agency: Department of Defense · Department of the Army Parent award NAICS: 562910 Parent award performance state: OK Parent award description: THIS FY21 TASK ORDER PROVIDES THE DESCRIPTION OF SERVICES REQUIRED IN SUPPORTING THE VARIOUS REGULATORY COMPLIANCE INITIATIVES FOR THE MISSION OF THE REGIONAL ENVIRONMENTAL COMPLIANCE PROGRAMS MARINE CORPS INSTALLATIONS EAST MARINE CORPS. View parent award on USAspending	W9127819D0043USAspending	$97,381	Oct 22, 2021	— – —

Contract vehicles are shown only when present in the source record. Linked award numbers and vehicles open the authoritative record on USAspending.gov.

Agencies supported

Department of DefenseGov-sourced

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Identifiers

UEI: HVDMNK1MYQN3
CAGE: 4DHV4
Website: http://www.tetratech.com

NAICS codes

541330Engineering Services(definition)
541360Geophysical Surveying and Mapping Services(definition)
541620Environmental Consulting ServicesPrimary(definition)
541690Other Scientific and Technical Consulting Services(definition)
562112Hazardous Waste Collection(definition)
562211Hazardous Waste Treatment and Disposal(definition)
562910Remediation Services(definition)

Data sources

SAM.gov monthly extract
ID HVDMNK1MYQN3 · fetched Oct 25, 2026 · source
USAspending.gov
ID recipient:HVDMNK1MYQN3 · fetched Oct 26, 2026 · source

Last synced Oct 25, 2026 · profile updated Oct 25, 2026

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Government-sourced data comes from SAM.gov, SBA and USAspending.gov and is attributed to its source. Items marked company-reported were provided by the company and are verified by FedSub only where labeled. FedSub is a private company and is not affiliated with SBA, GSA/SAM.gov, or any government agency.