| HYDROGEOLOGIC, INC.CLIFF DRIVE RI/FS | 562910 | IN | $4,584,798 | Sep 29, 202712 mo 4 offers | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCBROADWAY STREET CORRIDOR GROUNDWATER CONTAMINATION SUPERFUND SITE (C5T3): R5, SFGLAES, SEMD, EA EST. INC., RI/FS TO | 562910 | IN | $4,390,521 | Jun 30, 202821 mo 1 offer | |
| HYDROGEOLOGIC, INC.REMEDIAL ACTION FRAMEWORK (RAF) / REMEDIATION ENVIRONMENTAL SERVICES (RES) TASK ORDER - U.S. EPA REGION 6 VAN DER HORST USA CORPORATION SUPERFUND SITE REMEDIATION IN TERRELL, TEXAS | 562910 | VA | $4,386,466 | Sep 16, 202824 mo 1 offer | |
| C MARTIN CO INCREGION 10 MANCHESTER LABORATORY OPERATIONS AND MAINTENANCE SERVICES | 561210 | WA | $4,336,189 | Sep 30, 20260 mo 12 offers | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCDESIGN AND ENGINEERING SERVICES CONTRACT, AWARD FOR SCHROUD PROPERTIES SUPERFUND [C54A] TASK ORDER | 562910 | IL | $4,330,371 | Sep 29, 202712 mo 2 offers | |
| CHENEGA SERVICES & FEDERAL SOLUTIONS, LLCIT AND TELECOMMUNICATIONS SUPPORT SERVICES FOR LAB, RADNET, AND ARADDS FUNCTIONS IN THE OFFICE OF RADIATION AND INDOOR AIR (ORIA) NATIONAL ANALYTICAL RADIATION ENVIRONMENTAL LABORATORY (NAREL) IN MONTGOMERY, AL. | 541512 | AL | $4,293,384 | Aug 31, 202711 mo 1 offer | |
| THE CADMUS GROUP LLCOFFICE OF COMPLIANCES (OCS) COMPLIANCE ADVISORS FOR SUSTAINABLE WATER SYSTEMS | 541620 | MA | $4,261,415 | Sep 15, 202712 mo | |
| EQ & CH REMEDIATIONRAF/RES TASK ORDER FOR REMEDIAL ACTION ACTIVITIES FOR HEMPHILL ROAD TCE SUPERFUND SITE (SITE), LOCATED IN GASTONIA, NORTH CAROLINA. | 562910 | NC | $4,217,294 | Oct 23, 20261 mo 1 offer | |
| TETRA TECH INCSTART V RESPONSE SUPPORT AND PROGRAM SUPPORT TASK ORDER | 541620 | CO | $4,198,820 | Sep 26, 20260 mo | |
| JWMG MANAGEMENT GROUP LLCJANITORIAL/CUSTODIAL SERVICES FOR THE EPA CINCINNATI FACILITIES - CINCINNATI, OH | 561720 | OH | $4,194,680 | Sep 30, 20260 mo 1 offer | |
| HYDROGEOLOGIC, INC.HI-MILL MANUFACTURING CO. SUPERFUND SITE: RAF, DES, CLIN 0002, RI/FS TO | 562910 | MI | $4,126,148 | Sep 29, 202712 mo 2 offers | |
| ICF INCORPORATED, L.L.C.R3 ESC ANALYTICAL AND DATA VALIDATION SERVICES UNDER BASE ESAT CONTRACT NUMBER 68HE0121D0002, OPTION YEARS 4 & 5 | 541380 | VA | $4,116,470 | Dec 17, 20263 mo 1 offer | |
| GREAT LAKES ENVIRONMENTAL CENTER, INCPSC: R499 "TECHNICAL SUPPORT FOR IMPLEMENTATION OF THE UNREGULATED CONTAMINANT MONITORING RULE (UCMR) AND DRINKING WATER STANDARDS DEVELOPMENT" | 541620 | MI | $4,103,135 | Sep 2, 202712 mo | |
| CHAINBRIDGE SOLUTIONS INCORPORATEDFOLLOW ON CONTRACT FOR PERSONNEL SECURITY SYSTEM (PSS) SUPPORT 2.0 FOR THE PERSONNEL SECURITY BRANCH (PSB) IN SUPPORT OF THE LABOR, SUITABILITY, AND CONDUCT DIVISION (LSCD)- 8A DIRECT AWARD: CHAINBRIDGE SOLUTIONS INC. | 541511 | VA | $4,085,279 | Sep 30, 20260 mo 1 offer | |
| WESTON SOLUTIONS INCSTART V TASK ORDER TITLE: REGION 6 START V OIL POLLUTION ACT (OPA) TASK ORDER THE PURPOSE OF THIS TASK ORDER IS TO UNDERTAKE REMOVAL AND REMEDIAL RESPONSE ACTIONS WITH RESPECT TO THE RELEASE OR THREAT OF RELEASE OF OIL, HAZARDOUS SUBSTANCES, OR POL | 541620 | PA | $4,066,856 | Aug 7, 202823 mo | |
| HDR APTIM LLCREMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEERING SERVICES (DES) VALMONT TCE | 562910 | PA | $4,046,368 | May 10, 20278 mo 1 offer | |
| ENVIRONMENTAL RESTORATION LLCPR-R5-22-00256 TASK ORDER INITIATION/REMEDIAL FUNDING FOR 68HE0422D0004 (ER) ERRS REMEDIAL CONSTRUCTION AT THE DSC GIBRALTAR SITE B5QW FOR $150,000 | 562910 | IL | $4,010,000 | Jan 31, 20274 mo 1 offer | |
| APTIM FEDERAL SERVICES, LLCR499 - LONG-TERM FIELD STUDIES AND PILOTING FOR REMOVAL OF CONTAMINANTS FROM POTABLE WATER AND WATER TREATMENT WASTE STREAMS IN SUPPORT OF THE BIPARTISAN INFRASTRUCTURE LAW EMERGING CONTAMINANT AND PFAS TECHNICAL SUPPORT PROJECT | 541715 | OH | $3,992,475 | Apr 21, 202819 mo | |
| ICF INCORPORATED, L.L.C.ECONOMIC, ENGINEERING, AND ENVIRONMENTAL MODELING, ANALYSIS, AND ASSESSMENT SUPPORT FOR CLEAN AIR POLICIES AND RELATED ENVIRONMENTAL PROGRAMS | 541611 | VA | $3,985,014 | Sep 16, 20260 mo | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCBIL PROJECT - R6 RAF ESO TASK ORDER PACKAGE FOR EAST 67TH STREET RA SUPERFUND SITE TASK ORDER TITLE: REGION 6 ESO REMEDIAL ACTION (RA) OVERSIGHT SUPPORT SERVICES AT THE EAST 67TH STREET GROUND WATER PLUME SUPERFUND SITE LOCATED IN ECTOR COUNTY, TEXA | 562910 | MD | $3,983,829 | Sep 11, 202824 mo 3 offers | |
| PB&A/CSS JV, LLC.ID/IQ CONTRACT: TECHNICAL SUPPORT FOR THE ASSESSMENT OF PESTICIDE REGULATION ACTIVITIES TASK ORDER: CONSOLIDATION, REVIEW, & EVALUATION OF PRODUCT CHEMISTRY, TOXICITY, COMPANION ANIMAL SAFETY, AND EFFICACY DATA | 541620 | TX | $3,978,240 | Sep 30, 202712 mo | |
| NOBIS ENGINEERING, INCTHIS ACTION INITIATES A NEW TASK ORDER UNDER THE REMEDIAL ACTION FRAMEWORK (RAF)FOR DESIGN AND ENVIRONMENTAL SERVICES (DES)FOR THE OLIN CHEMICAL SUPERFUND SITE. THIS TASK ORDER IS A COST PLUS FIXED FEE ORDER UNDER RAF DES CLIN 001. | 562910 | MA | $3,958,055 | Sep 30, 20260 mo 2 offers | |
| HYDROGEOLOGIC, INC.RAF/DES TASK ORDER FOR RI/FS FOR WCLD-RICHWOODS OU3, WCLD-RICHWOODS OU4, WCLD-OLD MINES OU3, WCLD-OLD MINES OU4, WCLD-POTOSI OU3 AND WCLD-POTOSI OU4 IN REGION 7. | 562910 | MO | $3,953,029 | Sep 5, 202824 mo 1 offer | |
| CAPE FOX ENDEAVOR, LLCQ403 - AGENCYWIDE MEDICAL SERVICES SUPPORT - OCCUPATIONAL HEALTH | 541611 | VA | $3,854,207 | Sep 21, 202712 mo 1 offer | |
| CDM FEDERAL PROGRAMS CORPORATIONDES SAN GERMAN OU2 REMEDIAL DESIGN | 562910 | PR | $3,795,655 | Aug 24, 202711 mo 1 offer | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCPADEN CITY GROUNDWATER A38E OU01 | 562910 | PA | $3,726,076 | Jun 30, 20279 mo 1 offer | |
| HYDROGEOLOGIC, INC.REQUIREMENT FOR JACKSON CERAMIX SUPERFUND SITE | 562910 | PA | $3,721,281 | Sep 7, 202824 mo 3 offers | |
| LAVASTIDA DEVELOPMENT GROUP, L.L.COPERATIONS AND MAINTENANCE, SECURITY GUARD, GROUNDS MAINTENANCE, AND JANITORIAL SERVICES AT THE U.S. EPA'S GROUND WATER AND ECOSYSTEMS RESTORATION DIVISION FACILITIES, ADA, OK. | 561210 | OK | $3,691,444 | Sep 30, 20260 mo 1 offer | |
| ICF INCORPORATED, L.L.C.OTAQ RULEMAKING SUPPORT | 541611 | VA | $3,688,178 | Aug 27, 20260 mo | |
| TETRA TECH INCSITE ASSESSMENT PROGRAM ACTIVITIES | 541620 | CO | $3,688,000 | Sep 28, 20260 mo | |
| EASTERN RESEARCH GROUP INCPSC-R425 "CONSTRUCTION AND GRANT MANAGEMENT EVALUATION OF COMMUNITY GRANTS PROJECTS" AWARD OF TIME-AND-MATERIALS (TERM TYPE) CALL ORDER WITH PERIOD OF PERFORMANCE OF 09/30/2025 - 09/29/2026. | 541620 | MA | $3,678,932 | Sep 29, 20260 mo 2 offers | |
| NOBIS ENGINEERING, INCREMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEERING SERVICES (DES) ISSUANCE OF TASK ORDER FOR THE CREESE AND COOK SUPERFUND SITE | 562910 | MA | $3,637,271 | Sep 27, 20260 mo 3 offers | |
| NOBIS ENGINEERING, INCREGION 3 MULTI-SITE FIELD SERVICES SUPPORT THE PURPOSE OF THIS TASK ORDER IS TO PROVIDE THE ENVIRONMENTAL PROTECTION AGENCY (EPA) WITH FIELD | 562910 | NH | $3,598,453 | Sep 30, 20260 mo 3 offers | |
| VGS INFRASTRUCTURE SERVICES INCM1AZ - SERVICE CALLS (SC), MAINTENANCE REPAIRS (MR) AND PREVENTIVE MAINTENANCE REPAIRS, AND INCLEMENT WEATHER AND SNOW REMOVAL AT RESEARCH TRIANGLE PARK. | 561210 | NC | $3,572,744 | Sep 30, 20260 mo | |
| CDM FEDERAL PROGRAMS CORPORATIONTHIS IS A REMEDIATION ACTION FRAMEWORK (RAF) DESIGN AND ENGINEERING SERVICES (DES) TASK ORDER (TO) TO ACQUIRE ARCHITECT-ENGINEER SERVICES TO PROVIDE THE U.S. ENVIRONMENTAL PROTECTION AGENCY (EPA) SUPPORT AT OPERABLE UNIT (OU) 3 OF THE NORTH PENN AREA | 562910 | VA | $3,557,859 | Jul 31, 202822 mo 5 offers | |
| TUKUH TECHNOLOGIES, LLCTO ADD FUNDING TO THE NEW GIS CONTRACT - GENERAL GIS TASK ORDER | 541330 | CA | $3,506,515 | Sep 30, 20260 mo | |
| SUGPIAT DEFENSE, LLCPROFESSIONAL SECURITY AND PROTECTIVE SERVICES FOR THE EPA ATLANTIC COASTAL ENVIRONMENTAL SCIENCES DIVISION (ACESD) IN NARRAGANSETT, RI. | 561612 | RI | $3,491,067 | Sep 30, 20260 mo 1 offer | |
| TETRA TECH INCPREPAREDNESS AND PREVENTION PROGRAM | 541620 | CO | $3,385,000 | Sep 21, 20260 mo | |
| PB&A/CSS JV, LLC.ID/IQ CONTRACT: TECHNICAL SUPPORT FOR THE ASSESSMENT OF PESTICIDE REGULATION ACTIVITIES TASK ORDER: CONSOLIDATION, REVIEW, & EVALUATION OF TOXICOLOGY SCIENTIFIC DATA ON PESTICIDES | 541620 | TX | $3,353,748 | Sep 30, 20260 mo | |
| HYDROGEOLOGIC, INC.TRI-STATE MINING DISTRICT WATERSHED RI/FS (CKCNTY OU2/OU9; ORONOGO-DUENWEG OU5; TARCRK OU5)- RAF DES TASK ORDER AWARD | 562910 | KS | $3,349,000 | Aug 19, 20260 mo 1 offer | |
| HYDROGEOLOGIC, INC.DES TARGETED BROWNFIELD ASSESSMENTS | 562910 | VA | $3,317,073 | May 31, 20278 mo 1 offer | |
| CHEROKEE NATION SYSTEM SOLUTIONS LLCU.S. EPA CENTRAL DATA EXCHANGE (CDX) HELP DESK SUPPORT FOR THE OFFICE OF MISSION SUPPORT | 541512 | DC | $3,309,935 | Sep 30, 20260 mo 1 offer | |
| ARLLUK TECHNOLOGY SOLUTIONS LLC68HE0325F0015 BPA CALL ORDER 7 THIS CALL ORDER SUPPORTS A BROAD RANGE OF ACTIVITIES IN SUPPORT OF CBPO SCIENCE AND PARTNERSHIP MISSIONS | 541511 | MD | $3,290,543 | Jan 5, 202816 mo | |
| C M C, INC.ERRS V HEMPHILL ROAD TCE SITE, SITE ID(B4Q1) TASK ORDER | 562910 | NC | $3,264,479 | Sep 30, 20260 mo 1 offer | |
| HAWKINS DELAFIELD & WOOD LLPWATER INFRASTRUCTURE FINANCE AND INNOVATION ACT (WIFIA) LEGAL ADVISORY SERVICES | 541110 | NY | $3,262,130 | Oct 31, 20261 mo 5 offers | |
| WESTON SOLUTIONS INCR10 START V: CERCLA SITE ASSESSMENT TECHNICAL SUPPORT #2 | 541620 | WA | $3,216,471 | Aug 5, 202711 mo | |
| ENVIRONMENTAL RESTORATION LLCREGION 5, (ERRS V); TASK ORDER FOR THE EMERGENCY RESPONSE AT TECHTRIX, INC. SITE ID:(C4W1) FOR $200,000.00 | 562910 | GA | $3,210,000 | Sep 30, 20260 mo 1 offer | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCTASK ORDER TO PROVIDE ENVIRONMENTAL SERVICES AND OPERATIONS (ESO) SUPPORT TO OPERATE, MONITOR, AND MAINTAIN THE SOIL VAPOR EXTRACTION (SVE) SYSTEM AT THE STATE ROAD 114 GROUND WATER SITE UNDER EPA'S REMEDIAL ACTION FRAMEWORK (RAF) MULTIPLE-AWARD | 562910 | TX | $3,200,745 | Sep 30, 20260 mo 4 offers | |
| CH2M HILL, INCREMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEERING SERVICES (DES) BAUTSCH GRAY RD | 562910 | IL | $3,198,700 | Sep 29, 202712 mo 7 offers | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCDES TASK ORDER, PROGRAM PALOS VERDES SHELF OPERABLE UNIT #5 MONTROSE SUPERFUND SITE, COMMUNITY INVOLVEMENT INSTITUTIONAL CONTROLS PROGRAM | 562910 | CA | $3,173,346 | Nov 30, 202714 mo 1 offer | |