Vendor, Chicago, IL
Tetra Tech, Inc.
UEI E3QKBMJ7H9K7, CAGE 0YEM5
21 awards and $3,902,492 obligated between June 17, 2026 and September 10, 2026, 100% under full and open competition, against 2.0 offers on average where reported.
Industries
NAICS on the awards, by dollars.
| Environmental Consulting ServicesNAICS 541620 | $2,504,539 |
| Remediation ServicesNAICS 562910 | $1,397,953 |
How it wins
Awards by competition, set-aside and type.
| Full and Open Competition | 21 |
| Delivery Order | 21 |
Awards
Every award in the window, by dollars obligated.
| Contract | Awarding office | Described as | Obligated |
|---|---|---|---|
| 68HE0726F0043Delivery Order, February 26, 2026, Full and Open Competition, 1 offers | Region 7 Contracting OfficeEnvironmental Protection Agency | R10 Des: Eastern Michaud Flats (Emf) Superfund Site Field Oversight and Technical SupportNAICS 562910, PSC F108 | $5,058,118 |
| 68HE0525F0025Delivery Order, February 2, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Region 5, Superfund Technical Assessment & Response Team VI (Start Vi). the Purpose of This Modification Is to Administer 10-Tolins to This NAICS 541620, PSC R429 | $3,110,000 |
| 68HE0526F0084Delivery Order, June 2, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Shiawassee River Rifs Superfund Site. Ssid 051D.NAICS 562910, PSC F108 | $2,328,545 |
| 68HE0526F0068Delivery Order, June 2, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Acme Steel Coke Plant Superfund Site (B5AY): R5, Sfglaes, Semd, Tetra Tech (68HE0523D0004), Ri Task OrderNAICS 562910, PSC F108 | $1,398,228 |
| 68HE0525F0064Delivery Order, March 10, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Region 5, Superfund Technical Assessment & Response Team VI (Start Vi). Modification 4 Obligates Funds, Changes the Invoice Approver and theNAICS 541620, PSC R429 | $925,000 |
| 68HE0426F0026Delivery Order, February 20, 2026, Full and Open Competition, 7 offers | Region 4 Contracting OfficeEnvironmental Protection Agency | Remedial Acquisition Framework (Raf) Design and Engineering Services (Des) Des Project Title: Benfield Industries, INC. Superfund Site OperaNAICS 562910, PSC F108 | $601,768 |
| 68HE0525F0068Delivery Order, July 6, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Allied Paper Contractor Support Services Under the National Response System, Cercla, and Other Authorities; Site Id: 059B.NAICS 541620, PSC R429 | $524,944 |
| 68HE0525F0026Delivery Order, January 29, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Region 5, Superfund Technical Assessment & Response Team VI (Start Vi), Task Order for Program and Administrative Overhead (Pao). ModificatiNAICS 541620, PSC R429 | $476,041 |
| 68HE0525F0057Delivery Order, January 29, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Region 5, Superfund Technical Assessment & Response Team VI (Start Vi). Modification 7; Obligation of Funds.NAICS 541620, PSC R429 | $408,170 |
| 68HE0524F0053Delivery Order, January 29, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Superfund & Great Lakes Architecture and Engineering Services (Sfglaes): Torch Lake FS&RD Support Modification P00002NAICS 562910, PSC C219 | $387,318 |
| 68HE0320F0049Delivery Order, February 6, 2026, Full and Open Competition | Region 3 Contracting OfficeEnvironmental Protection Agency | Modification P00049 Extends the Task Order Period of Performance for Five Months from 01/31/2026 to 06/30/2026. Task Order #01 - Removal SupNAICS 541620, PSC F108 | $319,326 |
| 68HE0320F0050Delivery Order, February 6, 2026, Full and Open Competition | Region 3 Contracting OfficeEnvironmental Protection Agency | Modification P00046 Extends the Period of Performance for One Month from 01/31/2026 to 06/30/2026. Task Order #02 - Technical Support and TrNAICS 541620, PSC F108 | $258,244 |
| 68HE0525F0029Delivery Order, February 12, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Region 5, Superfund Technical Assessment & Response Team VI (Start Vi). the Purpose of This Modification Is to Obligate Funds in the Amount NAICS 541620, PSC R429 | $250,000 |
| 68HE0320F0051Delivery Order, January 14, 2026, Full and Open Competition | Region 3 Contracting OfficeEnvironmental Protection Agency | Modification P00027 - Adds Funding for Site Assessment Pre-Remedial Activities Including, Preliminary Assessments, Site Inspections and HazaNAICS 541620, PSC F108 | $225,000 |
| 68HE0320F0072Delivery Order, January 15, 2026, Full and Open Competition | Region 3 Contracting OfficeEnvironmental Protection Agency | Modification P00076 Adds Funding in the Amount of $5,941.00 for Contractor Support to Perform Follow-Up Groundwater Sampling to Comply with NAICS 541620, PSC F108 | $194,683 |
| 68HE0526F0034Delivery Order, April 9, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Region 5, Superfund Technical Assessment & Response Team VI (Start Vi), Task Order for Chemical Emergency Preparedness and Prevention (Cepp)NAICS 541620, PSC R429 | $177,075 |
| 68HE0523F0083Delivery Order, June 17, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Tar Lake Superfund Site the Purpose of Modification P00004: 1) Approve RFI 004 for Additional Survey Services in Task 6.6.1 Clin 0001 (ManagNAICS 562910, PSC F999 | $162,323 |
| 68HE0525F0073Delivery Order, August 31, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Region 5, Superfund Technical Assessment & Response Team VI (Start Vi); Task Order for Lindsay Light Site (Ssid# 05YT). the Purpose of This NAICS 541620, PSC R429 | $144,796 |
| 68HE0526F0122Delivery Order, August 3, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Region 5, Superfund Technical Assessment & Response Team VI (Start Vi). Initiate New Task Order and Funding for Equipment Calibration, RepaiNAICS 541620, PSC R429 | $100,000 |
| 68HE0526F0123Delivery Order, July 27, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Region 5, Superfund Technical Assessment & Response Team VI (Start Vi). Initiate New Task Order and Funding for Training and Exercise SupporNAICS 541620, PSC R429 | $100,000 |
| 68HE0526F0007Delivery Order, May 19, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Region 5, Superfund Technical Assessment & Response Team VI (Start Vi), Data Management Support Activities Task Order. Modification 1: ChangNAICS 541620, PSC R429 | $93,000 |
| 68HE0524F0108Delivery Order, August 26, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Federated Metals Corp.: R5, Sfglaes, Tetratech, Ri/Fs&rd the Purpose of Modification P00003: 1) Exercise Task 3.1.1.1.2 in Clin 0001A for SoNAICS 562910, PSC F108 | $75,683 |
| 68HE0526F0008Delivery Order, January 20, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Region 5, Superfund Technical Assessment & Response Team VI (Start Vi). the Purpose of This Administrative Modification Is to Correct the ObNAICS 541620, PSC R429 | $75,000 |
| 68HE0521F0054Delivery Order, July 21, 2026, Full and Open Competition, 5 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | East Troy Contaminated Aquifer Superfund Site: Remedial Acquisition Framework (Raf), Design and Engineering Services (Des), Clin 0002 RemediNAICS 562910, PSC F108 | $49,074 |
| 68HE0525F0156Delivery Order, June 16, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Rrt5.Org Maintenance Support Task Order.NAICS 541620, PSC R429 | $30,000 |
| 68HE0526F0015Delivery Order, January 8, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Region 5, Superfund Technical Assessment & Response Team VI (Start Vi). This New Order Is to Initiate Pike and Mulberry Task Order on the StNAICS 541620, PSC R429 | $21,082 |
| 68HE0525F0114Delivery Order, July 7, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Region 5, Superfund Technical Assessment & Response Team VI (Start Vi).NAICS 541620, PSC R429 | $15,346 |
| 68HE0320F0070Delivery Order, February 6, 2026, Full and Open Competition | Region 3 Contracting OfficeEnvironmental Protection Agency | Modification P00009 Extends the Period of Performance for Five Month from 01/31/2026 to 06/30/2026. Task Order #04 - Brownfield Assessment SNAICS 541620, PSC F108 | $0 |
| 68HE0522F0076Delivery Order, April 30, 2026, Full and Open Competition, 5 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Estech General Chemical Superfund Site: the Purpose of Modification P00011: 1) Approve RFI 006, Move Funding from Clins 0001 and 1001 to CliNAICS 562910, PSC F108 | $0 |
| 68HE0525F0115Delivery Order, May 20, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Region 5, Superfund Technical Assessment & Response Team VI (Start Vi). Modification 2; Add Cor.NAICS 541620, PSC R429 | $0 |
| 68HE0525F0158Delivery Order, January 8, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Region 5, Superfund Technical Assessment & Response Team VI (Start Vi); Targeted Brownfields Assessment Task Order. the Purpose of This ModiNAICS 541620, PSC R429 | $0 |
| 68HE0924F0005Delivery Order, April 7, 2026, Full and Open Competition, 1 offers | Region 9 Contracting OfficeEnvironmental Protection Agency | The Purpose of This Administrative Modification Is to Update the Tocors/Invoice ApproversNAICS 562910, PSC F108 | $0 |
| 68HE0318D0014February 17, 2026, Full and Open Competition, 13 offers | Region 3 Contracting OfficeEnvironmental Protection Agency | Remedial Acquisition Framework - Raf, Design and Engineering Services - Des.NAICS 562910, PSC F108 | $0 |
| 68HE0320D0003February 5, 2026, Full and Open Competition, 2 offersSolicitation | Region 3 Contracting OfficeEnvironmental Protection Agency | Modification P00077 - Extends the Start VI Base Contract 68HE0320D0003 Ordering Period for Five Months from 01/31/2026 to 06/30/2026 with anNAICS 541620, PSC F108 | $0 |
| 68HE0523D0004June 17, 2026, Full and Open Competition, 4 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Superfund and Great Lakes Architecture & Engineering Services (Sfglaes) P00006 - 1) Incorporate FAR 52.222 90, Addressing Dei DiscriminationNAICS 562910, PSC C219 | $0 |
| 68HE0525D0004February 23, 2026, Full and Open Competition, 2 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Region 5, Superfund Technical Assessment & Response Team VI (Start Vi). Administrative Modification.NAICS 541620, PSC R429 | $0 |
| 68HE0525F0092Delivery Order, April 10, 2026, Full and Open Competition, 1 offers | Region 5 Contracting OfficeEnvironmental Protection Agency | Region 5, Superfund Technical Assessment & Response Team VI (Start Vi). Viper TrainingNAICS 541620, PSC R429 | -$12 |
- Places of performance
- IllinoisPennsylvaniaMichiganIndianaOhioNorth Carolina
- Product and service codes
- R429 Support- Professional: Emergency Response/Disaster Planning/Preparedness SupportF108 Hazardous Substance Removal, Cleanup, and Disposal Services and Operational SupportF999 Other Environmental Services, Studies, and Analytical Support
- Transactions
- 29 across 21 awards