Vendor, Oakland, CA
Tetra Tech, Inc.
UEI J8CNBANBZ6U8, CAGE 1HWF1
52 awards and $52,805,869 obligated between January 12, 2024 and September 29, 2026, 98% under full and open competition, against 5.8 offers on average where reported.
Sells to
Awarding agencies by dollars.
| Environmental Protection Agency | $52,365,544 |
| Federal Aviation Administration | $277,365 |
| Department of the Army | $162,960 |
Industries
NAICS on the awards, by dollars.
| Environmental Consulting ServicesNAICS 541620 | $52,365,544 |
| Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)NAICS 541715 | $277,365 |
| Remediation ServicesNAICS 562910 | $162,960 |
How it wins
Awards by competition, set-aside and type.
| Full and Open Competition | 51 |
| Competed Under SAP | 1 |
| Small Business Set Aside - Total | 1 |
| Delivery Order | 49 |
| Definitive Contract | 1 |
Hear when Tetra Tech, Inc. wins an award and when a contract it holds is about to end.Follow it
Contracts ending soon
Contracts Tetra Tech, Inc. holds whose performance ends in the next 19 months, by published end date. Each one is a recompete to prepare for.
- Ending
- 30
- Obligated so far
- $56,221,135
- Soonest
- December 31, 2026
The 30 contracts, the office behind each one and the dates are in the workspace. See them
Competes with
Vendors selling environmental consulting services to Environmental Protection Agency, by dollars.
| Eastern Research Group Inc.Lexington, MA | $343,890,212 |
| The Cadmus Group LLCWaltham, MA | $202,436,957 |
| S C & a Inc.Arlington, VA | $121,934,260 |
| Tetra Tech, Inc.Chicago, IL | $58,481,854 |
| Weston-Techlaw JV LLCChantilly, VA | $33,035,157 |
| Great Lakes Environmental Center, Inc.Traverse City, MI | $25,217,168 |
Awards
Every award in the window, by dollars obligated.
| Contract | Awarding office | Described as | Obligated |
|---|---|---|---|
| 68HE0923F0051Delivery Order, June 20, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Contractor Shall Perform Required to Conduct Ee/Cas in Navajo Nation'S Northern Agency. This Is a Mod P00001 for to 07 Under Raes 2 ContNAICS 541620, PSC B510 | $15,397,370 |
| 68HE0923F0071Delivery Order, August 19, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unliteral Mod Is to Incorporate a Revised Sow and KTR Work Plan. This Is Mod P00004 for to 15 That Provides SPT for NaumNAICS 541620, PSC B510 | $12,056,963 |
| 68HE0923F0074Delivery Order, May 29, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Modification Is to Incorporate Changes Per the Revised Sow and Tetra Tech Wp/Ce. the Contractor Shall Provide the SupporNAICS 541620, PSC B510 | $6,200,601 |
| 68HE0923F0072Delivery Order, May 6, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Modification Is to Extend the Pop and Add Tasks and Funding to Support for Phase 2 of the Lukachukai Mountains Mining DiNAICS 541620, PSC B510 | $5,149,849 |
| 68HE0924F0004Delivery Order, April 9, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Modification Is to Add Scope and Funding for the Rse at the Skyline Aum Under the Raes II Contract for EPA for Regions 6NAICS 541620, PSC B510 | $3,027,522 |
| 68HE0923F0073Delivery Order, February 16, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Mod Is to Add an Alternate Tocor. Contractor Shall Provide Technical Design Services for Planning & ConductinNAICS 541620, PSC B510 | $2,304,568 |
| 68HE0924F0017Delivery Order, May 13, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Contractor Shall Provide Technical Support to Usepa, Region 6, in Fulfillment of Its Responsibilities for Oversight & Enforcement of a GNAICS 541620, PSC B510 | $1,594,580 |
| 68HE0923F0045Delivery Order, March 27, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Bilateral Modification Is to Extend the Pop. to Is for Time-Critical Removal Action (Tcra) Planning and Oversight SupporNAICS 541620, PSC B510 | $1,446,628 |
| 68HE0925F0048Delivery Order, June 2, 2025, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Task Order Is Establish a Task Order 27 to Provide Technical Support to Region 6 for Oversight of an Ongoing PRP Ri/Fs aNAICS 541620, PSC B510 | $1,326,779 |
| 68HE0923F0041Delivery Order, January 31, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Bilateral Mod Is to Add Scope and Funding. Contractor Will Perform Engineering Evaluation/Cost Analysis (Ee/Ca) and RelaNAICS 541620, PSC B510 | $1,269,861 |
| 68HE0923F0042Delivery Order, June 10, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Bilateral Mod Changes the Primary Tocor and Adds a New Alternate Tocor. IT Also Adds Funds. the Contractor Will Assist ENAICS 541620, PSC B510 | $1,207,090 |
| 68HE0923F0049Delivery Order, July 26, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Bilateral Mod Is to Extend the Pop, Change Tocors, and Add Funds, and Scope. the Contractor Provides Ta for Data and RecNAICS 541620, PSC B510 | $1,149,811 |
| 68HE0925F0051Delivery Order, August 6, 2025, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Task Order Is to Provide Technical Support to EPA Region 6 in Fulfillment of Its Responsibilities for Oversight and EnfoNAICS 541620, PSC B510 | $1,062,867 |
| 68HE0924F0055Delivery Order, June 26, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Contractor Shall Provide Technical Assistance to Usepa for Technical Assistance to the Contaminated Structures Program Under the Raes 2 NAICS 541620, PSC B510 | $764,181 |
| 68HE0923F0070Delivery Order, July 9, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Mod Is to Change Primary Tocor. the Contractor Shall Provide Evaluations for Known 278 Unfunded Aums on the NNAICS 541620, PSC B510 | $745,524 |
| 68HE0924F0051Delivery Order, July 23, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Contractor Shall Provide Support Required for Agency Oversight of the United Nuclear Corporation/General Electric (Unc/Ge) Work at the NNAICS 541620, PSC B510 | $385,687 |
| 68HE0923F0048Delivery Order, June 18, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Bilateral Mod Is to Extend the Pop. the Contractor Shall Support Agency Oversite of Rses,, Interim Ras, Water Studies, ENAICS 541620, PSC B510 | $356,412 |
| 697DCK25C00133Definitive Contract, April 28, 2025, Competed Under SAP, 2 offers | 697DCK Regional Acquisitions SVCSFederal Aviation Administration | Environmental Assessment Replacement of the Air Route Surveillance Radar (Arsr) on Mt. Ka`ala, Oahu, HawaiiNAICS 541715, PSC F110 | $277,365 |
| 68HE0923F0077Delivery Order, August 21, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of Unilateral Mod P00002 Is to Extend the Pop. Contractor Shall Provide Support for Ntcra Planning & Oversight Supt Associated WNAICS 541620, PSC B510 | $267,535 |
| W9123823F0036Delivery Order, January 16, 2025, Full and Open Competition, 1 offers | W075 Endist SacramentoDepartment of the Army | Rea ModificationNAICS 562910, PSC F999 | $165,460 |
| 68HE0923F0061Delivery Order, April 1, 2025, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Bilateral Modification Extend the Pop and Add Updated UAV Memo. to for UAV Support on Navajo Nation in Accordance Under NAICS 541620, PSC B510 | $136,329 |
| 68HE0923F0078Delivery Order, January 30, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Bilateral Mod Is to Incorporate Changes Into the Sow. the Contractor Shall Provide Support Needed for Ntcra Planning andNAICS 541620, PSC B510 | $122,829 |
| 68HE0925F0054Delivery Order, July 1, 2025, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | To 29 Is to to Provide Technical Assistance for Oversight of the Potentially Responsible Party (Prp) BNSF Railway Company (Bnsf) as They PerNAICS 541620, PSC B510 | $100,000 |
| 68HE0925F0047Delivery Order, April 23, 2025, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Contractor Shall Perform Oversite and Technical Review for Removal Site Evaluations (Rse) and Risk Assessment Documents for Wells Cargo NAICS 541620, PSC B510 | $96,818 |
| 68HE0926F0102Delivery Order, September 28, 2026, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | Ten (10) Year Plan Follow-On Task Order - Navajo Nation Aum Response Assessment and Evaluation Services (Raes) II for EPA for Regions 6 & 9.NAICS 541620, PSC B510 | $82,880 |
| 68HE0923F0067Delivery Order, January 27, 2025, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Mod Is to Add Incremental Funding. the Contractor Shall Provide Tech Assist, for Oversight of PRP as They PerNAICS 541620, PSC B510 | $50,000 |
| 68HE0923F0044Delivery Order, November 19, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of Unilateral Modification Is to Extend the Pop. Contractor Will Perform Ee/Cas at the Section 32/33 Mines for the Raes II ContrNAICS 541620, PSC B510 | $0 |
| 68HE0923F0062Delivery Order, August 5, 2025, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This NO-COST Bilateral Modification P00001 Is to Extend the Period of Performance (Pop).NAICS 541620, PSC B510 | $0 |
| 68HE0923F0066Delivery Order, August 6, 2025, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This NO-COST Bilateral Modification P00001 Is to Extend the Period of PerformanceNAICS 541620, PSC B510 | $0 |
| 68HE0923F0068Delivery Order, October 17, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Mod Is to Change the Primary Tocor. Contractor Provides Assistance for Oversight of the PRP - Western NuclearNAICS 541620, PSC B510 | $0 |
| 68HE0923F0069Delivery Order, May 31, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Modification Is to Add a Ptocor and Atocor for This to for the Removal Site Evaluations (Rses) at the AbandonNAICS 541620, PSC B510 | $0 |
| 68HE0924F0001Delivery Order, June 14, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Mod Is to Extend the Pop and Remove the Alt Tocor. the Contractor Shall Support Development of the Federal Actions to AdNAICS 541620, PSC B510 | $0 |
| 68HE0923D0002February 29, 2024, Full and Open Competition, 2 offers | Region 9 Contracting OfficeEnvironmental Protection Agency | This Unilateral Modification Revises the Mobilization Points for Task Orders. This Is Mod P00005 for the Raes 2 Contract.NAICS 541620, PSC B510 | $0 |
| W912PP22D0018May 1, 2024, Full and Open Competition, 12 offers | W075 Endist AlbuquerqueDepartment of the Army | Mega Environmental Remediation Services. Mod Adds FAR Clause 52.204-27 and 52.204-30NAICS 562910, PSC F999 | $0 |
| 0003Delivery Order, June 7, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unliteral Modification Is to Change the Cor. This Will Be Modification P00009 for Task Order 0003 Under Contract #EP-S9-NAICS 541620, PSC B510 | -$42 |
| 68HE0919F0040Delivery Order, June 5, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Modification Is to De-Obligate Unused Funds in Preparation for Close-Out.NAICS 541620, PSC B510 | -$1,490 |
| 68HE0922F0051Delivery Order, June 12, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Mod Is to De-Obligate Unliquidated Funds. This Is Mod P00003 for Task Order 68HE0922F0051 (To 35). to Is for NAICS 541620, PSC B510 | -$1,599 |
| W912PP22F0036Delivery Order, February 15, 2024, Full and Open Competition, 12 offers | W075 Endist AlbuquerqueDepartment of the Army | Mega Environmental Remediation Services. Mod De-Obligates Minimum Guarantee.NAICS 562910, PSC F999 | -$2,500 |
| 68HE0920F0006Delivery Order, June 5, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Mod Is to DE-OB Unused Funds in Preparation for Closeout. This Will Be Modification P00008 of to #00025(68HE0NAICS 541620, PSC B510 | -$21,899 |
| 0006Delivery Order, January 12, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Mod Is to DE-OB Unused Funds in Preparation for to Closeout. This Will Be Modification P00012 for Task Order NAICS 541620, PSC B510 | -$29,843 |
| 68HE0919F0073Delivery Order, June 5, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Modification Is to De-Obligate Unused Funds in Preparation for Close-Out. This Will Be Modification P00007 foNAICS 541620, PSC B510 | -$38,338 |
| 68HE0920F0071Delivery Order, June 6, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Mod Is to Deobligate Unliquidated Funds. This Will Be Mod P00005 for to #00027(68HE0920F0071) Under Contract NAICS 541620, PSC B510 | -$39,262 |
| 0005Delivery Order, January 18, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Modification Is to De-Obligate Unused Funds in Preparation for Closeout. This Will Be Modification P00011 to NAICS 541620, PSC B510 | -$50,166 |
| 68HE0918F0368Delivery Order, June 11, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Mod Is to De-Obligate Unliquidated Funds. This to Is for the Removal Site Evaluations (Rse) at the Skyline MiNAICS 541620, PSC B510 | -$76,038 |
| 0002Delivery Order, January 17, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Mod Is to De-Obligate Unused Funds in Prep for Closeout. This Is Modification P00013 for to 0002 of Raes 1 CoNAICS 541620, PSC B510 | -$99,488 |
| 68HE0919F0122Delivery Order, June 7, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Modification Is to De-Obligate Unliquidated Funds.Contractor Shall Provide Technical Support for the Navajo CNAICS 541620, PSC B510 | -$145,726 |
| 68HE0920F0027Delivery Order, June 6, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Mod Is to Deobligate Unliquidated Funds. to Provided Technical Services for Naum Data Support. Raes to #26 (DNAICS 541620, PSC B510 | -$155,309 |
| 68HE0918F0380Delivery Order, April 12, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Task Order Is to Extend the Period of Performance to October 7, 2023. This Will Be Modification P00005 for Task Order #0NAICS 541620, PSC B510 | -$188,526 |
| 68HE0920F0106Delivery Order, June 6, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Mod Is to De-Obligate Unliquidated Funds. This Will Be Mod P00004 for Task Order 00029(68HE0920F0106) Under CNAICS 541620, PSC B510 | -$338,338 |
| 68HE0922F0024Delivery Order, June 12, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Modification Is to De-Obligate Unliquidated Funds. This Is Mod P00007 for Raes Contract EPS91703, Task Order NAICS 541620, PSC B510 | -$426,631 |
| 68HE0919F0017Delivery Order, June 6, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Mod Is to De-Obligate Unliquidated Funds. This Is Modification #P00022 to Task Order #16(68HE0919F0017) UnderNAICS 541620, PSC B510 | -$993,457 |
| 68HE0920F0105Delivery Order, June 12, 2024, Full and Open Competition | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Unilateral Modification Is to De-Obligate Unliquidated Funds. This Will Be Modification P00006 for To# 28 (68HE0920F105)NAICS 541620, PSC B510 | -$1,330,987 |
- Places of performance
- CaliforniaArizonaNew MexicoUtahHawaii
- Product and service codes
- B510 Environmental Studies and AssessmentsF110 Development of Environmental Impact Statements and AssessmentsF999 Other Environmental Services, Studies, and Analytical Support
- Transactions
- 167 across 52 awards