| PB&A/CSS JV, LLC.ID/IQ CONTRACT: TECHNICAL SUPPORT FOR THE ASSESSMENT OF PESTICIDE REGULATION ACTIVITIES TASK ORDER: ANTIMICROBIAL HUMAN HEALTH TECHNICAL SUPPORT | 541620 | TX | $759,740 | Sep 30, 202712 mo | |
| OCH JVTASK ORDER AWARD | 562910 | IL | $756,437 | Jul 31, 202822 mo 1 offer | |
| CH2M HILL, INCR10 DES: MONSANTO CHEMICAL COMPANY SUPERFUND SITE OVERSIGHT SUPPORT | 562910 | ID | $752,523 | Sep 30, 202824 mo 1 offer | |
| BLUESTONE ENVIRONMENTAL GROUP, INC.FISCHER & PORTER (0308) OU01 $678,099.83 CONTRACT: REMEDIAL TECHNICAL ASSISTANCE CONTRACT (RTAC), POC: JOSH CROOKS 215-814-2386 | 541620 | PA | $750,537 | Sep 21, 20260 mo | |
| GREAT LAKES COMMISSIONMAINTAINING AND UPDATING THE REGIONAL CONTINGENCY PLAN/AREA CONTINGENCY PLAN AND REGION 5 INLAND SENSITIVITY ATLAS FOR THE STATES OF OHIO, MICHIGAN AND INDIANA. | 541370 | MI | $750,000 | Sep 30, 20260 mo 1 offer | |
| UPPER MISSISSIPPI RIVER BASIN ASSOCIATIONMAINTAINING AND UPDATING THE REGIONAL CONTINGENCY PLAN/AREA CONTINGENCY PLAN AND INLAND SENSITIVITY ATLAS FOR WI/IL/MN | 541370 | MN | $750,000 | Sep 30, 20260 mo 1 offer | |
| TETRA TECH, INC.R7 START VI: TECHNICAL ASSISTANCE SUPPORT TO EPA TO SUPPORT EMERGENCY RESPONSES | 541620 | KS | $740,507 | Feb 25, 20275 mo | |
| 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 | |
| CDM FEDERAL PROGRAMS CORPORATIONR7 RAF/DES SOUTHWEST JEFFERSON COUNTY SUPERFUND SITE, OPERABLE UNIT (OU) 6, VALLES MINES REMEDIAL INVESTIGATION AND FEASIBILITY STUDY | 562910 | MO | $712,929 | Sep 30, 202824 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 | |
| HAWKINS DELAFIELD & WOOD LLPR418 - WIFIA MASTER LEGAL TARGETED ASSISTANCE I | 541110 | NY | $706,835 | Oct 31, 202713 mo 1 offer | |
| 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 | |
| OCH JVTASK ORDER | 562910 | OH | $699,995 | Jul 31, 202822 mo 1 offer | |
| 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 | |
| CH2M HILL, INCDES TASK ORDER (MONTROSE OU6 - SOUTHERN HISTORIC STORMWATER PATHWAY) | 562910 | CA | $697,690 | Sep 28, 202824 mo 1 offer | |
| 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 | |
| HYDROGEOLOGIC, INC.DES CONTRACT - NEW TASK ORDER- THIS IS A REQUEST TO INITIATE A NEW TASK ORDER TO PROVIDE RD SUPPORT DURING RA AT ANNISTON OU1 & OU2 | 562910 | AL | $682,781 | Sep 28, 202824 mo 1 offer | |
| INDUSTRIAL ECONOMICS INCTECHNICAL SUPPORT FOR IMPACTS MODELING AND APPLICATIONS COR: MARCUS SAROFIM ALT-COR: CORRINE HARTIN | 541611 | DC | $682,011 | Sep 1, 202936 mo 1 offer | |
| JACOBS ENGINEERING GROUP INC.PARSONS CASKET HARDWARE CO. SUPERFUND SITE (054E): REGION 5, SUPERFUND & GREAT LAKES ARCHITECTURE & ENGINEERING SERVICES (SFGLAES), SEMD, JACOBS (68HE0523D0003), PDI TASK ORDER | 562910 | IL | $677,114 | Apr 30, 202819 mo 1 offer | |
| 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 | |
| AGILE DECISION SCIENCES, LLCINFORMATION MANAGEMENT CENTER SERVICES V, R7 SUPERFUND AND EMERGENCY MANAGEMENT DIVISION RECORDS AND INFORMATION MANAGEMENT SUPPORT. | 541990 | DC | $652,413 | Apr 30, 202819 mo 2 offers | |
| OCH JVOUTBOARD MARINE CORPORATION SUPERFUND SITE - OU4 (ESO) | 562910 | IL | $648,326 | Feb 21, 202929 mo 1 offer | |
| TETRA TECH, INC.R7 START VI: PLANNING AND PREPAREDNESS/REGIONAL RESPONSE TEAM ACTIVITIES | 541620 | KS | $642,939 | Jun 30, 202821 mo | |
| 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 | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCHIDDEN LANE LANDFILL SUPERFUND SITE | 562910 | VA | $631,638 | Oct 25, 202713 mo 1 offer | |
| AGILE DECISION SCIENCES, LLCREGION 9 ENVIRONMENTAL INFORMATION CENTER/LIBRARY | 541990 | CA | $624,748 | Oct 31, 202713 mo 3 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 | |
| SKADDEN, ARPS, SLATE, MEAGHER & FLOM LLPR418 - WIFIA MASTER LEGAL TARGETED ASSISTANCE III | 541110 | NY | $592,680 | Oct 31, 202713 mo 1 offer | |
| CDM FEDERAL PROGRAMS CORPORATIONDES TASK ORDER - BURLINGTON INDUSTRIES CHERAW OU2 SITE, PRP OVERSIGHT. | 562910 | SC | $584,290 | Jan 6, 202928 mo 1 offer | |
| TECHLAW CONSULTANTS INCRFTOP DOE MOUND | 562910 | VA | $583,939 | Jul 31, 202822 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 | |