| TETRA TECH, INC.NUTRIENT SCIENTIFIC TECHNICAL EXCHANGE PARTNERSHIP AND SUPPORT (N-STEPS) | 541620 | CA | $1,995,502 | Sep 13, 20260 mo | |
| ARCHANGEL PROTECTIVE SERVICES, INC.SECURITY GUARD SERVICES FOR ORD/CCTE/GLTED, DULUTH, MN LABORATORY. | 561612 | MN | $1,967,989 | Oct 31, 20261 mo 1 offer | |
| EASTERN RESEARCH GROUP INCTASK ORDER FOR INSPECTIONS, SAMPLING, TRAINING AND EQUIPMENT MANAGEMENT SUPPORT UNDER IDIQ 68HERC24D0009 | 541620 | MA | $1,960,505 | Oct 9, 20261 mo | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCNEW RAF TASK ORDER (AEROJET SITE) - DES | 562910 | CA | $1,959,684 | Sep 28, 202824 mo 1 offer | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCRAF DES TASK ORDER FOR ARGONAUT MINE RI/FS | 562910 | CA | $1,956,003 | Sep 29, 202824 mo 1 offer | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCTHE CONTRACTOR SHALL PROVIDE DESIGN AND ENGINEERING SERVICES (DES) FOR AMERICAN CREOSOTE DERIDDER RIFS SUPERFUND SITE. ALL WORK SHALL BE IN ACCORDANCE WITH THE ATTACHED STATEMENT OF WORK AND THE CONTRACTOR'S PROPOSAL DATED JULY 19, 2021. | 562910 | LA | $1,942,247 | Sep 30, 202824 mo 1 offer | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCDES - CHEM-FAB SUPERFUND SITE OPERABLE UNIT 3 (OU3) REMEDIAL ACQUISITION FRAMEWORK (RAF) DESIGN AND ENGINEERING SERVICES (DES) | 562910 | PA | $1,921,065 | Apr 11, 202931 mo 1 offer | |
| HYDROGEOLOGIC, INC.DES - DWYER PROPERTY GROUNDWATER PLUME SUPERFUND SITE REMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEERING SERVICES (DES) POP - 7/23/2025 TO 9/22/2028 | 562910 | MD | $1,912,506 | Sep 29, 202824 mo 1 offer | |
| CH2M HILL, INCR10 DES: QUENDALL TERMINAL SUPERFUND SITE RD/RA OVERSIGHT SERVICES | 562910 | WA | $1,910,997 | Sep 30, 202824 mo 1 offer | |
| HDR APTIM LLCDES ORANGE VALLEY REGIONAL SITE REMEDIAL INVESTIGATION/FEASIBILITY STUDY | 562910 | NJ | $1,909,607 | Sep 27, 20260 mo 1 offer | |
| TETRA TECH, INC.R7 START VI: SUPPORT & MANAGEMENT KANSAS CITY WAREHOUSE | 541620 | KS | $1,903,440 | Jun 30, 202821 mo | |
| ENVIRONMENTAL RESTORATION LLCMOYERS LF | 562910 | PA | $1,901,058 | Nov 13, 202714 mo | |
| SRC INCR499 - CHEMICAL SUPPORT FOR HUMAN HEALTH AND ECOLOGICAL ASSESSMENTS. | 541620 | NY | $1,900,301 | Jul 31, 202710 mo | |
| CLEARPATH CONSULTANTS JVR7 ESO RFO - GARVEY GRAIN ELEVATOR SITE OU1 TECHNICAL SUPPORT | 562910 | NE | $1,880,374 | Sep 30, 20260 mo 6 offers | |
| NOBIS ENGINEERING, INCDES PIKE HILL COPPER MINES SUPERFUND SITE RA OVERSIGHT | 562910 | VT | $1,872,365 | Sep 5, 20260 mo 1 offer | |
| CH2M HILL, INCR10 DES: CONDA/WOODALL MOUNTAIN PHOSPHATE MINE SITE TECHNICAL SUPPORT | 562910 | ID | $1,866,997 | Sep 30, 202824 mo 1 offer | |
| HYDROGEOLOGIC, INC.LONG-TERM REMEDIAL ACTION JJ SEIFERT AND TRANS CIRCUIT, INC. PRIMARY TOCOR: PETE DAO ALTERNATE TOCOR: MARCIA O'NEAL | 562910 | GA | $1,863,772 | Feb 16, 20275 mo 3 offers | |
| DAYCOM LLCINFORMATION MANAGEMENT CENTER SERVICES (IMCS) V REGION 3 RECORDS MANAGEMENT SUPPORT. | 541990 | DC | $1,846,510 | Nov 30, 202714 mo 3 offers | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCRAF DES TASK ORDER FOR COPPER BLUFF MINE REMEDIAL INVESTIGATION/FEASIBILITY STUDY (RI/FS) | 562910 | CA | $1,844,329 | Sep 29, 202824 mo 2 offers | |
| VERSAR-WSP JVAWARD OF TASK ORDER FOR PIKE & MULBERRY SUPERFUND SITE | 562910 | IN | $1,826,806 | Mar 31, 20276 mo 4 offers | |
| ABT GLOBAL LLCOLEM LARGE MISSION SUPPORT CALL ORDER: TITLE: HAZARDOUS WASTE SITE CLEANUP TECHNICAL SUPPORT AND INNOVATION. | 541611 | MD | $1,825,000 | Sep 18, 202712 mo 2 offers | |
| TETRA TECH, INC.R7 START VI: SAMPLING AND ANALYSIS SUPPORT CHEROKEE COUNTY | 541620 | KS | $1,799,098 | Jun 30, 202821 mo | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCTASK ORDER TITLE: REGION 6 ENGINEERING SERVICES (DES) REMEDIAL DESIGN (RD) AND REMEDIAL ACTION (RA) OVERSIGHT SUPPORT SERVICES AT THE MARION PRESSURE TREATING COMPANY SUPERFUND SITE LOCATED IN MARION, LOUISIANA THE PURPOSE OF THIS TASK ORDER IS TO | 562910 | MD | $1,797,315 | Sep 30, 20260 mo 1 offer | |
| TETRA TECH, INC.THE CONTRACTOR SHALL PROVIDE SUPPORT NEEDED FOR TIME-CRITICAL REMOVAL ACTION (TCRA) PLANNING AND OVERSIGHT SUPPORT ASSOCIATED WITH THE OLD CHURCH ROCK MINE SITE, AS WELL AS PLANNING AND SCOPING FOR A NON-TIME CRITICAL REMOVAL ACTION (NTCRA) ENGINEERI | 541620 | NM | $1,794,749 | Mar 31, 202818 mo | |
| NOBIS ENGINEERING, INC033D ORDNANCE PRODUCTS LONG-TERM REMEDIAL ACTION (LTRA) FOR THE OPERATIONS OF THE GROUNDWATER TREATMENT AND EXTRACTION SYSTEM AND MONITORING AT OU-2. | 562910 | PA | $1,787,845 | May 31, 20278 mo 4 offers | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCDESIGN AND ENGINEERING SERVICES. AFTERTHOUGHT MINE TECHNICAL SUPPORT, REMEDIAL INVESTIGATION FEASIBILITY STUDY. THE PURPOSE OF THIS TASK ORDER IS FOR THE CONTRACTOR TO PROVIDE TECHNICAL SUPPORT TO US EPA PER THE SOLICITATION. | 562910 | CA | $1,784,824 | Sep 30, 20260 mo 2 offers | |
| MEC DISTRIBUTION LLCPROPERTY MANAGEMENT SUPPORT SERVICES AT EPA FACILITIES IN WASHINGTON D.C., PHILADELPHIA, PA AND CINCINNATI OH. | 561110 | DC | $1,781,860 | Sep 30, 20260 mo 1 offer | |
| TETRA TECH, INC.DES- OLD WILMINGTON ROAD GROUNDWATER CONTAMINATION SUPERFUND SITE OU-1 REMEDIAL ACQUISITION FRAMEWORK (RAF) DESIGN AND ENGINEERING SERVICES (DES) | 562910 | PA | $1,761,211 | Aug 2, 202823 mo 1 offer | |
| EASTERN RESEARCH GROUP INCEFFLUENT GUIDELINES REVISION FOR LANDFILLS TECHNICAL AND REGULATORY SUPPORT | 541620 | MA | $1,752,728 | Aug 31, 20260 mo | |
| ENVIRONMENTAL RESTORATION LLCKINZUA CREEK-BACKUS TAR SITE 22D0001 | 562910 | MO | $1,750,000 | Jan 31, 20274 mo | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCTASK ORDER TITLE: REGION 6 DESIGN AND ENGINEERING SERVICES (DES) TASK ORDER FOR REMEDIAL INVESTIGATION (RI)/FEASIBILITY STUDY (FS) AND REMEDIAL DESIGN (RD) AT THE FORMER ELDORADO CHEMICAL SUPERFUND SITE LOCATED IN CITY OF LIVE OAK, BEXAR COUNTY, TEXA | 562910 | TX | $1,742,646 | Sep 29, 202824 mo 1 offer | |
| HYDROGEOLOGIC, INC.VIENNA PCE (03AT) OU01 $1,690,555.42 CONTRACT: DES/HYDROGEOLOGIC, CONTRACT: 68HE0318D0006, TASK ORDER: NEW GOVT RIFS: THIS TO INCLUDES REQUIREMENTS TO CONDUCT AN OPTIMIZATION STUDY AND FIELD INVESTIGATIONS TO RESOLVE DATA GAPS. THIS TO ALSO INCLUDE | 562910 | VA | $1,735,961 | Apr 10, 202931 mo 1 offer | |
| CONTI FEDERAL SERVICES, LLCRES BURNT FLY BOG WESTERLY WETLANDS OU3 REMEDIAL ACTION | 562910 | NJ | $1,731,564 | Sep 30, 202824 mo | |
| ALLEN OVERY SHEARMAN STERLING US LLPWATER INFRASTRUCTURE FINANCE AND INNOVATION ACT (WIFIA) LEGAL ADVISORY SERVICES | 541110 | NY | $1,730,715 | Jan 2, 202816 mo 5 offers | |
| NORTON ROSE FULBRIGHT US LLPWATER INFRASTRUCTURE FINANCE AND INNOVATION ACT (WIFIA) LEGAL ADVISORY SERVICES | 541110 | DC | $1,719,300 | Oct 31, 202713 mo 5 offers | |
| HDR APTIM LLCTASK ORDER FOR RAF-DES BROWN AND BRYANT SUPERFUND SITE - OPERATION AND MAINTENANCE SUPPORT, OU 2 [SSID 09H2] | 562910 | CA | $1,713,308 | Sep 29, 20260 mo 1 offer | |
| STRATEGIX MANAGEMENT LLCSTAKEHOLDER ENGAGEMENT EVENT SUPPORT. | 541611 | DC | $1,709,978 | Sep 19, 20260 mo 1 offer | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCREMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEERING SERVICES (DES), ISSUANCE OF A NEW TASK ORDER FOR THE BJAT SUPERFUND SITE. | 562910 | MA | $1,708,460 | Sep 29, 20260 mo 3 offers | |
| HYDROGEOLOGIC, INC.FUNDING: WALTON & LONSBURY RA SUPPORT/OVERSIGHT, FOR RA001/RA003. CONTRACT #: 68HE0318D0006 | 562910 | MA | $1,691,322 | Sep 29, 202824 mo 1 offer | |
| AECOM TECHNICAL SERVICES, INC.THIS ACTION INITIATES A NEW TASK ORDER 68HE0120F0028 UNDER CONTRACT 68HE0318D0002, AND APPROVES THE COST PROPOSAL DATED JUNE 17, 2020 FOR THE INDUSTRIPLEX SUPERFUND SITE IN WOBURN, MA UNDER THE REMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEE | 562910 | MA | $1,689,466 | Sep 30, 202824 mo 1 offer | |
| AVL TEST SYSTEMS INCTHE U.S ENVIRONMENTAL PROTECTION AGENCY (EPA) IS ISSUING THIS SOLICITATION TO SUPPORT THIS REQUIREMENT FOR A SITE UPGRADE FOR NON-ROAD SPARK IGNITION (NRSI) ENGINE TESTING AT THE NATIONAL VEHICLE AND FUEL EMISSIONS LABORATORY AT THE NATIONAL VEHICLE | 334516 | MI | $1,669,280 | Sep 29, 202712 mo 3 offers | |
| VERSAR-WSP JV57TH ST AND NORTH BROADWAY RD OPERABLE UNIT 3 (OU3) REMEDIAL DESIGN UNDER REMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEERING SERVICES (DES). | 562910 | KS | $1,668,997 | Sep 27, 202824 mo 1 offer | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCRAVENSWOOD PCE EA ENVIRONMENTAL SERVICES AND OPERATIONS (ESO) THE PURPOSE OF THIS TASK ORDER IS TO OPERATE AND MAINTAIN THE IN-SITU AIR SPARGING WITH SOIL VAPOR EXTRACTION (AS/SVE) SYSTEM AS PART OF THE GROUNDWATER REMEDY WITHIN OPERABLE UNIT 1 | 562910 | MD | $1,654,106 | Nov 6, 20262 mo 3 offers | |
| HYDROGEOLOGIC, INC.POST & LUMBER WOOD PRESERVING SUPERFUND SITE OU1. THIS IS A REQUEST TO INITIATE A ONE (1) COST PLUS FIXED FEE TASK ORDER TO BE ISSUED UNDER DES CLIN 0002. THE PURPOSE OF THE TASK ORDERS IS TO PROVIDE REMEDIAL DESIGN (RD) FOR THE POST & LUMBER | 562910 | FL | $1,635,870 | Sep 28, 202824 mo 1 offer | |
| NOBIS ENGINEERING, INCTHIS ACTION INITIATES A NEW TASK ORDER UNDER THE REMEDIAL ACTION FRAMEWORK (RAF) FOR DESIGN AND ENVIRONMENTAL SERVICES (DES)FOR THE KEDDY MILL SUPERFUND SITE RI/FS SUPPORT. | 562910 | ME | $1,629,535 | Sep 29, 20260 mo 3 offers | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCTASK ORDER TITLE: REMEDIATION ACQUISITION FRAMEWORK (RAF) DESIGN AND ENGINEERING SERVICES (DES) FOR THE NORTHEAST 2ND STREET SUPERFUND SITE. THE PURPOSE OF THIS TASK ORDER IS TO COMPLETE A REMEDIAL DESIGN (RD) ASSOCIATED WITH THE NORTH EAST 2ND S | 562910 | TX | $1,627,662 | Sep 29, 202824 mo 1 offer | |
| HYDROGEOLOGIC, INC.DES DOVER GAS LIGHT CO. REMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEERING SERVICES (DES) | 562910 | VA | $1,611,436 | Sep 26, 202712 mo 1 offer | |
| CDM FEDERAL PROGRAMS CORPORATIONSALFORD QUARRY POC SHARON FANG 215-814-3018 | 562910 | PA | $1,608,672 | Apr 14, 20277 mo 1 offer | |
| ATIGUN GROUP, INC.AWARD EREMS CONTRACT AND INCREMENTALLY FUND CONTRACT FOR $611,900.00. | 561210 | CA | $1,604,305 | Oct 31, 20261 mo 2 offers | |
| CDM FEDERAL PROGRAMS CORPORATIONR7 DES NEWTON COUNTY MINE TAILINGS OPERABLE UNIT 4 GROUNDWATER INVENTORY OF WELLS, SAMPLING, AND TECHNICAL IMPRACTICABILITY WAIVER WORKPLAN | 562910 | MO | $1,595,530 | Sep 30, 202824 mo 4 offers | |