| APTIM HDR, LLCCONTRACT: 68HERH19D0005. RES: NYANZA CHEMICAL WASTE DUMP. RA006 FUNDING AND AWARD. RAF RES NYANZA CHEMICAL WASTE DUMP NEW TASK ORDER | 562910 | MA | $728,783 | Sep 23, 20260 mo 2 offers | |
| TUKUH TECHNOLOGIES, LLCBASE YEAR FUNDING GIS BPA FOR ENVIRONMENTAL INFORMATION MANAGEMENT PORTALS FOR THE PACIFIC ISLANDS EIMP | 541330 | CA | $724,150 | Sep 30, 20260 mo | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCNEW TASK ORDER (TO) TO CONDUCT SAMPLING ACTIVITIES AND TO OPERATE AND MAINTAIN RESIDENTIAL POINT-OF-ENTRY TREATMENT SYSTEMS (POETS) AND DRINKING WATER POINT-OF-USE TREATMENTS SYSTEMS (POUTS) AT THE HIDDEN LANE LANDFILL SUPERFUND SITE LOCATED IN STERL | 562910 | VA | $720,855 | Sep 8, 202712 mo 1 offer | |
| CASTRO & COMPANY, LLCWORKING CAPITAL FUND (WCF) AUDIT SERVICES | 541219 | VA | $718,125 | Sep 30, 20260 mo 2 offers | |
| AECOM TECHNICAL SERVICES, INC.DURHAM MEADOWS MANUFACTURING SUPERFUND SITE DES REMEDIAL ACTION (RA) OVERSIGHT SUPPORT TASK ORDER (TO). | 562910 | CT | $717,195 | Dec 31, 20263 mo 1 offer | |
| APTIM FEDERAL SERVICES, LLCCONTRACT #68HERC24D0003, TO #68HERC24F0335: 'TECHNICAL SUPPORT FOR EXPERIMENTAL STREAM FACILITY (ESF) AND EAST FORK WATERSHED STUDY (EFWS)' | 541715 | OH | $710,566 | May 31, 20278 mo | |
| ALEUT TECHNICAL SERVICES, LLCCOMMUNITY INVOLVEMENT TASK ORDER UNDER THE REGION 6 ENFORCEMENT SUPPORT SERVICES (ESS) CONTRACT | 541620 | TX | $706,560 | Sep 17, 20260 mo | |
| HYDROGEOLOGIC, INC.INITIATION OF DOVER LANDFILL OVERSIGHT TASK ORDER UNDER ESO CONTRACT | 562910 | NH | $702,555 | Jul 31, 202710 mo 6 offers | |
| THE CADMUS GROUP LLCF115 - REDUCTION OF LEAD IN DRINKING WATER IN SCHOOLS AND CHILD CARE FACILITIES AND ASSOCIATED PROGRAM ACTIVITIES | 541620 | MA | $699,663 | Sep 30, 20260 mo | |
| GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.BPA CALL ORDER TITLE: OIL PROGRAM GENERAL TECHNICAL SUPPORT SERVICES (OEM) THE PURPOSE OF THIS ORDER IS TO TO PROVIDE GENERAL TECHNICAL SUPPORT OF DEVELOPMENT OF THE OIL PROGRAM'S OIL POLLUTION PREVENTION AND PREPAREDNESS REGULATIONS (40 CFR P | 541613 | VA | $694,439 | Sep 29, 20260 mo 5 offers | |
| WESTON SOLUTIONS INCR10 START V: PROGRAM MANAGEMENT SERVICES #2 | 541620 | WA | $692,653 | Aug 5, 202711 mo | |
| WESTON SOLUTIONS INCR10 START V: RESPONDER READINESS #2 | 541620 | WA | $686,968 | Aug 5, 202711 mo | |
| TETRA TECH, INC.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 AND GOVERNMENT RI/FS AT THE HOMESTAKE MINING COMPANY UNDER THE RAES 2 CONTRACT. | 541620 | NM | $685,955 | May 1, 20278 mo | |
| TETRA TECH, INC.TAR LAKE REMEDIAL DESIGN (DES - JOFOC) | 562910 | MI | $661,066 | Sep 29, 20260 mo 1 offer | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCRECOMMENDATION OF AWARD TO EA ENGINEERING CONTRACT 68HE01180D0004, RFP 68HE0120Q0017 RCRA TECHNICAL ASSISTANCE TASK ORDER INITIAL ORDER FOR 6 MONTHS, TASKS 1 AND 7.3 | 562910 | MA | $660,815 | Jul 31, 202710 mo 2 offers | |
| FLUKE ELECTRONICS CORPFLUKE EQUIPMENT CALIBRATION AND SOFTWARE MAINTENANCE SUPPORT AT NVFEL. THE CONTRACTOR SHALL FURNISH ALL PARTS, LABOR, SUPERVISION, AND EQUIPMENT NECESSARY TO PROVIDE CALIBRATION SUPPORT OF PURCHASED AND EXISTING FLUKE EQUIPMENT. | 541380 | WA | $653,822 | Nov 30, 20262 mo 1 offer | |
| WINGSWEPT, LLCINSPECTOR GENERAL (IG) INVESTIGATIVE CASE MANAGEMENT SOFTWARE SYSTEM AND SUPPORT SERVICES | 511210 | NC | $641,286 | Sep 27, 20260 mo 2 offers | |
| SOUTHWEST RESEARCH INSTITUTEPSC- R425 NEW TASK ORDER "PARTICULATE EMISSIONS MASS INSTRUMENT CALIBRATION" COST-PLUS FIXED-FEE (CPFF) COMPLETION TYPE, 24-MONTH PERIOD OF PERFORMANCE | 541330 | TX | $640,534 | Aug 28, 202711 mo | |
| AECOM TECHNICAL SERVICES, INC.THIS ACTION INITIATES A NEW TASK ORDER UNDER THE REMEDIAL ACTION FRAMEWORK (RAF)FOR DESIGN AND ENVIRONMENTAL SERVICES (DES)FOR THE BLACKBURN&UNION | 562910 | MA | $632,993 | Sep 30, 20260 mo 2 offers | |
| AECOM TECHNICAL SERVICES, INC.CONTRACT: 68HE0318D0002 DES: NYANZA RA OVERSIGHT TO (RA006 AND RA007). AWARD AND FUNDING. THE CO IS CHRISTINE HOWERTON-LYNCH. | 562910 | MA | $608,728 | Dec 31, 20263 mo 1 offer | |
| OCH JVR10 GAY MINE SUPERFUND SITE (RAF-ESO) | 562910 | ID | $602,974 | Aug 4, 202711 mo 3 offers | |
| ENVIRONMENTAL RESTORATION LLCREGION 5, (ERRS V); TASK ORDER FOR THE EMERGENCY RESPONSE AT DIVERSIFIED RESOURCES SITE (C5E4). | 562910 | IL | $600,000 | Sep 29, 20260 mo 1 offer | |
| ENVIRONMENTAL MANAGEMENT SUPPORT, INCOLEM LARGE MISSION SUPPORT CALL ORDER TITLE: WORKFORCE TRAINING & MANAGEMENT SUPPORT FOR THE CERCLA EDUCATION CENTER | 541620 | MD | $600,000 | Jul 30, 20260 mo 1 offer | |
| UNISON VIRTUAL ACQUISITION OFFICE LLCVIRTUAL ACQUISITION OFFICE (VAO) SUBSCRIPTIONS | 511210 | VA | $599,769 | Oct 2, 20261 mo 1 offer | |
| GREAT LAKES ENVIRONMENTAL CENTER, INC68HERC23D0009, TO #68HERC24F0500, TITLED "SUPPORT FOR UCMR IMPLEMENTATION AT LARGE PUBLIC WATER SYSTEMS" | 541620 | MI | $577,362 | Sep 9, 20260 mo | |
| E2 CONSULTING ENGINEERS, INC.RAF-ESO FOR TECHNICAL SUPPORT AT ORDOT LANDFILL GUAM (SSID 09A7) | 562910 | GU | $566,157 | Dec 31, 20263 mo 1 offer | |
| GARTEN SERVICES, INC.CORVALLIS CUSTODIAL SERVICES | 561720 | OR | $565,589 | Nov 30, 20262 mo 1 offer | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCWATSON JOHNSON LANDFILL - LONG TERM REMEDIAL ACTION (LTRA) ENVIRONMENTAL SERVICES AND OPERATIONS (ESO) | 562910 | MD | $550,966 | Jun 8, 20279 mo 3 offers | |
| WESTON-TECHLAW JV LLCTHIS ACTION FUNDS NEW WORK ON REAC CONTRACT # 68HE0321D0001; TASK ORDER: 68HE0322F0066 SITE NAME: COMMODORE SEMICONDUCTORS; SITE ID: 03P8 R3 POC: SHARON FANG 215-814-3018 R3 CONTRACTS, KELLEE HAYE, CO. PROJECT OFFICER/COR: SELLA M. BURCHETTE | 541620 | PA | $549,687 | Aug 22, 202711 mo | |
| AGILE DECISION SCIENCES, LLCTHE PURPOSE OF THIS TASK ORDER WILL BE TO SUPPORT THE INFORMATION MANAGEMENT REQUIREMENTS WITHIN THE SUPERFUND AND EMERGENCY MANAGEMENT DIVISION (SEMD). THE INFORMATION MANAGEMENT REQUIREMENTS OF THE SEMD ARE EXTENSIVE AND COMPLEX IN SCOPE AND DETAI | 541990 | CA | $544,632 | Sep 27, 20260 mo 2 offers | |
| ENVIRONMENTAL RESTORATION LLCR7 ERRS VI ORONOGO DUENWEG MINING BELT (ODMB)-OU1-MINE SHAFT CLOSURES; SSID:0736 | 562910 | KS | $532,284 | Nov 27, 20262 mo | |
| HDR APTIM LLCDES NIAGARA MOHAWK REMEDIAL ACTION OVERSIGHT | 562910 | NY | $532,135 | Sep 14, 202712 mo 1 offer | |
| NORTON ROSE FULBRIGHT US LLPWATER INFRASTRUCTURE FINANCE AND INNOVATION ACT (WIFIA) LEGAL ADVISORY SERVICES | 541110 | DC | $531,330 | Oct 31, 20261 mo 5 offers | |
| HELIOTECHR7 ESO: ORONOGO-DUENWEG MINING BELT (ODMB) SUPERFUND SITE REMEDIAL ACTION OVERSIGHT SERVICES OF OU1, OU3, AND OU4 JASPER COUNTY, MISSOURI | 562910 | MO | $526,450 | Jul 29, 202710 mo 2 offers | |
| HORSLEY WITTEN GROUP, INC.B510- SUPPORT FOR TECHNICAL ASSISTANCE TO DRINKING WATER AND WASTEWATER UTILITIES TO PREPARE FOR AND RESPOND TO DISASTERS | 541620 | MA | $525,582 | Aug 18, 20260 mo | |
| THE CADMUS GROUP LLCNEW TASK ORDER FOR PFAS AND MANGANESE SAMPLING AND OUTREACH FOR REGION 8 TRIBAL DRINKING WATER SYSTEMS IN ACCORDANCE WITH THE ATTACHED PWS. | 541620 | MA | $524,655 | Oct 27, 20261 mo | |
| THE CADMUS GROUP LLCR499 - REPROCESSING OF THE SMALL SYSTEM DATA COLLECTED UNDER THE FIFTH UNREGULATED CONTAMINANT MONITORING RULE (UCMR 5) TO SUPPORT THE PROPOSED PFAS NATIONAL PRIMARY DRINKING WATER REGULATION | 541611 | MA | $519,988 | Dec 20, 20263 mo | |
| OCH JVRAF ESO TASK ORDER FOR NEW IDRIA MINE RI/FS OVERSIGHT | 562910 | CA | $518,737 | Apr 25, 20277 mo 1 offer | |
| JACOBS ENGINEERING GROUP INC.SFGLAES: CRAWFORD CREEK FOCUSED FEASIBILITY STUDY FINALIZATION AND DATA GAP INVESTIGATION SUPPORT | 562910 | WI | $517,861 | Feb 26, 20275 mo 1 offer | |
| ENVIRONMENTAL MANAGEMENT SUPPORT, INCOLEM LARGE MISSION SUPPORT CALL ORDER TITLE: REMEDIAL ACQUISITION FRAMEWORK SUPPORT | 541620 | MD | $516,714 | Aug 21, 202711 mo 1 offer | |
| VGS INFRASTRUCTURE SERVICES INCM1AZ - CONSOLIDATED CONSTRUCTION: WATER DAMAGE REPAIR (WDR), INTERIOR AND EXTERIOR COATINGS (PAINT), AND VIDEO TELEVISION CONFERENCING (VTC) INSTALLATION SUPPORT SERVICES AT RESEARCH TRIANGLE PARK, NC. | 561210 | NC | $516,537 | Sep 30, 20260 mo | |
| GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.QUALITY AND SAMPLE SUPPORT (QSS) BUY-IN TASK ORDER OEM ERLN SUPPORT | 541611 | VA | $505,444 | Jan 31, 20274 mo | |
| ENVIRONMENTAL QUALITY MANAGEMENT, INCREGION 5, (ERRS V); TASK ORDER FOR THE EMERGENCY RESPONSE AT GLYCERIN TRADERS SITE: (D582) FOR $500,000.00. | 562910 | IL | $500,000 | Aug 30, 20260 mo 1 offer | |
| JOHNSON CONTROLS, INCJ045 - 1 YEAR SERVICE CONTRACT FOR MAINTENANCE AND REPAIR OF THE BUILDING AUTOMATION SYSTEM AND ESPC OWNED EQUIPMENT AT THE ROBERT S. KERR ENVIRONMENTAL RESEARCH CENTER IN ADA, OKLAHOMA. | 238220 | OK | $500,000 | Sep 30, 20260 mo 1 offer | |
| D & D PRODUCTS INCORPORATEDDEMONSTRATION OF IN-WATER COLLECTION AND REMOVAL OF FLOATING DEBRIS SYSTEM | 541715 | WI | $500,000 | Oct 16, 20261 mo 19 offers | |
| ZABBLE, INC.AI-BASED BIN TAGGING PLATFORM FOR REGULATORY COMPLIANCE | 541715 | CA | $500,000 | Oct 16, 20261 mo 19 offers | |
| GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.WATER CONTAMINATION RESPONSE, LABORATORY SUPPORT, AND REMEDIATION | 541620 | VA | $497,615 | Sep 24, 20260 mo | |
| ICF INCORPORATED, L.L.C.LEAD (PB) REGULATORY ANALYSIS SUPPORT ACTIVITIES TO#015 | 541715 | VA | $497,044 | Sep 30, 20260 mo | |
| RESEARCH TRIANGLE INSTITUTESUPPORT FOR WQX (WATER QUALITY EXCHANGE), ATTAINS (ASSESSMENT TMDL TRACKING AND IMPLEMENTATION SYSTEM) AND CIP (CATCHMENT INDEXING PROCESS) ACTIVITIES | 541611 | NC | $491,189 | Sep 15, 202712 mo | |
| ENVIRONMENTAL RESTORATION LLCEMERGENCY RESPONSE TO GALEY AND LORD SITE IN DARLINGTON, SC. SITE ID IS C4B5. | 562910 | GA | $475,000 | Sep 30, 20260 mo 1 offer | |