| C M C, INC.SOUTHSIDE CHATTANOOGA SITE RESIDENTIAL REMEDIATION ACTIVITIES AND SERVICES REQUIRED TO PROTECT PUBLIC HEALTH AND ENVIRONMENTAL ISSUES AT THE SITE. SSID:B4J4RA02 ; | 562910 | TN | $71,272,091 | Sep 30, 20260 mo 3 offers | |
| LEISNOI DIVERSIFIED-KEMRON 8A JV, LLCOTTAWA RADIATION NPL 8, OTTAWA, IL DOL MEGAPROJECT | 562910 | IL | $66,874,085 | Apr 11, 20277 mo 10 offers | |
| GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.QSS CONTRACT: SUPERFUND ANALYTICAL SERVICES BRANCH (ASB) TASK ORDER | 541611 | VA | $54,141,324 | Jan 31, 20274 mo | |
| C M C, INC.WESTSIDE LEAD SUPERFUND SITE, REMEDIAL ACTION SITE ID: GAN000407160 (C482) | 562910 | GA | $44,999,600 | Sep 30, 20260 mo 2 offers | |
| KEMRON/ARROWHEAD JV, LLCVELSICOL NORTH DISPOSAL AREA SOIL VAPOR EXTRACTION SYSTEM REMEDIAL ACTION | 562910 | TN | $44,637,366 | May 29, 20278 mo 1 offer | |
| KEMRON ENVIRONMENTAL SERVICES, INC.MISSISSIPPI PHOSPHATE SITE WATER TREATMENT SYSTEM. SSID: B45U | 562910 | MS | $41,972,440 | Sep 30, 20260 mo 3 offers | |
| AECOM TECHNICAL SERVICES, INC.VELSICOL DOWNGRADIENT VERTICAL BARRIER WALL IN ST. LOUIS, MI. | 562910 | MI | $37,614,722 | Feb 27, 20275 mo 2 offers | |
| S C & A INC"TACKLING EMERGING CONTAMINANTS (TEC) WATER TECHNICAL ASSISTANCE (WATERTA)" | 541620 | VA | $35,278,841 | Sep 18, 20260 mo | |
| ARROWHEAD CONTRACTING, LLCCONTRACT THROUGH AMRCS FOR RESPONSE ACTIVITIES TO ADDRESS CONTAMINATED SOIL REMOVAL AND DISPOSAL AT THE COVE TRANSFER STATION (CTS) COMPLEX | 562910 | AZ | $33,626,699 | Jan 24, 20274 mo 3 offers | |
| EASTERN RESEARCH GROUP INCCLOSING AMERICAS WASTEWATER ACCESS GAP COMMUNITY PROGRAM SUPPORT | 541620 | MA | $31,579,376 | Feb 15, 20275 mo | |
| ENVIRONMENTAL RESTORATION LLCREGION 6, EMERGENCY AND RAPID RESPONSE SERVICES V (ERRS V) - FOR THE SMITTY'S SUPPLY FIRE P00001 IS TO ADD FUNDING TO ALLOW RAPID MOBILIZATION OF EMERGENCY AND RAPID RESPONSE SERVICES (ERRS) | 562910 | TX | $30,012,086 | Aug 29, 20260 mo 1 offer | |
| ENVIRONMENTAL RESTORATION LLCREGION 6, EMERGENCY AND RAPID RESPONSE SERVICES V (ERRS V) - FOR THE SMITTY'S SUPPLY FIRE | 562910 | TX | $29,947,814 | Aug 29, 20260 mo 1 offer | |
| MAXIMUS FEDERAL TECHNOLOGY SOLUTIONS, LLCOCFO OPERATIONS AND MAINTENANCE SUPPORT SERVICES | 541512 | DC | $26,224,234 | Aug 31, 20260 mo 4 offers | |
| EQM SERVICES, LLCHAVERTOWN GWTF | 562910 | PA | $23,292,629 | Sep 30, 20260 mo 1 offer | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCR7 RES: HASTINGS GROUNDWATER SUPERFUND CONTAMINATION SITE SECOND STREET OPERABLE UNIT 12 (OU12) | 562910 | NE | $23,289,984 | Aug 28, 20260 mo 2 offers | |
| HYDROGEOLOGIC, INC.RES PESTICIDE WAREHOUSE III (OU1 & OU2) SUPERFUND SITE (SSID 02RP) REMEDIAL ACTION (RA) | 562910 | PR | $22,973,223 | Sep 30, 20260 mo 1 offer | |
| AHTNA-BRENNAN JV, LLCLOWER ROUGE RIVER OLD CHANNEL LRROC GREAT LAKES NATIONAL PROGRAM OFFICE PHASE II REMEDIAL ACTION CONSTRUCTION. | 562910 | MI | $21,315,304 | Aug 31, 20260 mo 1 offer | |
| HYDROGEOLOGIC, INC.RES CREESE AND COOK TANNERY RA001 AND RA002. CONTRACT: 68HERH19D0010 | 562910 | MA | $21,026,255 | Sep 18, 20260 mo 2 offers | |
| AECOM TECHNICAL SERVICES, INC.WALTON & LONSBURY RA001/RA003 (RES) SUPERFUND SITE | 562910 | MA | $20,797,670 | Jan 28, 20274 mo 5 offers | |
| KGSNE JV II LLCSUPERFUND TECHNICAL ASSESSMENT & RESPONSE TEAM (START) 8-A CONTRACT BROWNFIELDS TASK ORDER | 562910 | MA | $18,047,426 | Sep 15, 202712 mo | |
| ENVIRONMENTAL QUALITY MANAGEMENT, INCR7 CHEROKEE COUNTY, KANSAS, OU3 BAXTER SPRINGS AND OU8 EPA-LEAD RAIL LINES | 562910 | KS | $17,330,787 | Jul 31, 202710 mo | |
| BONNER ANALYTICAL TESTING COBONNER ANALYTICAL TESTING COMPANY (BON) TASK ORDER INITIATION | 541380 | MS | $16,983,038 | Sep 9, 20260 mo | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCASSISTANCE TO SUPPORT OF THE DRINKING WATER STATE REVOLVING FUND PROGRAM WILL BE PROVIDED IN THE FORM OF DIRECT TECHNICAL SUPPORT TO STATES, TRIBES, TERRITORIES, AND COMMUNITIES. THE TECHNICAL SUPPORT EFFORT WILL HELP RECIPIENTS TO IDENTIFY AND IMPLE | 541715 | MD | $14,753,071 | Aug 19, 202711 mo 1 offer | |
| WILSON 5 SERVICE COMPANY, INC.OPERATIONS, MAINTENANCE, AND SUPPORT SERVICES FOR THE ATLANTIC COASTAL ENVIRONMENTAL SERVICES DIVISION (ACESD) FACILITIES LOCATED AT NARRAGANSETT RI | 561210 | RI | $14,651,496 | Sep 30, 20260 mo 1 offer | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCTHIS REQUIREMENT IS FOR CONSTRUCTION SERVICES ON THE KEYSTONE OU 1 REMEDIAL ACTION SITE IN INDIANAPOLIS, IN. WORK AT THE SITE INVOLVES IN-SITU THERMAL TREATMENT (ISTT). TASK ORDER HAS BEEN AWARDED UNDER CLIN 0002 OF THE REMEDIAL ENGINEERING SERVICES | 562910 | IN | $14,483,889 | Sep 30, 20260 mo 4 offers | |
| EQ & CH REMEDIATIONARROWHEAD PLAING - RES | 562910 | OH | $13,354,180 | Sep 30, 20260 mo 2 offers | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCR7 RES WASHINGTON COUNTY LEAD DISTRICT, OLD MINES, POTOSI, AND FURNACE CREEK SUPERFUND SITES OU1 RESIDENTIAL SOILS REMEDIATION WASHINGTON COUNTY, MISSOURI | 562910 | MO | $13,268,422 | Dec 31, 20263 mo 3 offers | |
| EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBCR10 RES: WYCKOFF/EAGLE HARBOR SUPERFUND SITE WELLFIELD REPLACEMENT AND THERMAL PILOT TEST DEMOLITION | 562910 | WA | $13,203,175 | Mar 31, 20276 mo 1 offer | |
| ARROWHEAD CONTRACTING, LLCNAVAJO - ABANDONED MINES RESPONSE AND CONSTRUCTION SERVICES MESA V. THE PURPOSE OF THIS TASK ORDER IS FOR THE CONTRACTOR TO PROVIDE CONTRACT SUPPORT FOR A TIME CRITICAL REMOVAL ACTION (TCRA) PER THE STATEMENT OF WORK. | 562910 | AZ | $12,948,349 | Sep 22, 20260 mo 2 offers | |
| CHEMTEX ENVIRONMENTAL LABORATORY, INC.CHEMTEX ENVIRONMENTAL LABORATORY, INC. TASK ORDER INITIATION | 541380 | TX | $12,854,648 | Sep 9, 20260 mo | |
| AYUDA MC2 JV LLCR7 PCE SOUTHEAST OU1 & OU2 REMEDIAL ACTION - IN-SITU THERMAL REMEDIATION (ISTR) OF VOCS IN SOIL IN DOWNTOWN YORK, NEBRASKA. | 562910 | NE | $11,971,155 | Sep 30, 20260 mo | |
| KEMRON ENVIRONMENTAL SERVICES, INC.TIME CRITICAL REMOVAL: AMERICAN NUCLEAR CORPORATION, CLINTON, ANDERSON COUNTY, TENNESSEE SITE ID: C4N8; CONTRACTOR: KEMRON ENVIRONMENTAL SERVICES; CONTRACT NO. 68HE0421D0016; POP: 10/15/2023 - 10/01/2025; TAS CODE: 68-8145; | 562910 | TN | $11,000,000 | Oct 1, 20261 mo 1 offer | |
| EASTERN RESEARCH GROUP INCEARTH MISSION SUPPORT ADVANCING A CIRCULAR ECONOMY FOR MATERIALS | 541620 | MA | $10,582,552 | Sep 28, 20260 mo | |
| LPS KEMRON JV LLCR7 CANEY SUPERFUND SITE REMEDIAL ACTION FOR OPERABLE UNIT 1 (OU1) FY24 RESIDENTIAL PROPERTIES | 562910 | KS | $10,550,671 | Jul 7, 202710 mo | |
| HDR APTIM LLCREMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEERING SERVICES (DES), ISSUANCE OF NEW TASK ORDER FOR THE GE-PITTSFIELD/HOUSATONIC RIVER SUPERFUND SITE, INCLUSION OF 52.204-25 PROHIBITION ON CONTRACTING FOR CERTAIN TELECOMMUNICATIONS AND VIDEO | 562910 | MA | $9,872,450 | Nov 30, 20262 mo 8 offers | |
| JACOBS ENGINEERING GROUP INC.SFGLAES: MILWAUKEE ESTUARY REMEDIAL DESIGN | 562910 | WI | $9,644,224 | May 31, 20278 mo 1 offer | |
| CDM A JOINT VENTUREREMEDIAL ACTION FRAMEWORK (RAF) / REMEDIATION ENVIRONMENTAL SERVICES (RES) TASK ORDER - U.S. EPA REGION 6 MARION PRESSURE TREATING COMPANY SUPERFUND SITE REMEDIATION IN MARION, LOUISIANA | 562910 | LA | $9,642,099 | Sep 30, 20260 mo 2 offers | |
| ENVIRONMENTAL RESTORATION LLCHAVERTOWN PCP NPL SITE | 562910 | MO | $9,200,000 | Dec 31, 20263 mo | |
| S C & A INCINITIAL FUNDING FOR BPA 68HERH21A0021 BASE PERIOD CALL ORDER UNDER GSA GS-10-0093K RADNET MAINTENANCE CONTRACT $384,479.67 | 541620 | AL | $7,527,464 | Feb 18, 20275 mo | |
| AECOM TECHNICAL SERVICES, INC.REMEDIATION ENVIRONMENTAL SERVICES (RES) - SONFORD PRODUCTS SUPERFUND SITES. LOGICAL FOLLOW-ON | 562910 | MS | $6,669,077 | Sep 30, 20260 mo 1 offer | |
| EQ & CH REMEDIATIONTASK ORDER TO IMPLEMENT PHASE ONE OF THE DESIGNED REMEDY AT THE WALKER MACHINE PRODUCTS SITE IN COLLIERVILLE, TN. PRIMARY TASKS INCLUDE SOIL VAPOR EXTRACTION, GROUNDWATER AIR SPARGING, AND EXCAVATION/DISPOSAL. | 562910 | TN | $6,635,994 | Sep 30, 20260 mo 2 offers | |
| BASHA SERVICES, LLCEPA REGION 4 ERTEM (EMERGENCY RESPONSE TRAINING AND EQUIPMENT MANAGEMENT). MANAGEMENT OF TECHNICAL EQUIPMENT, EMERGENCY RESPONSE VEHICLES, AND WAREHOUSE SPACE. | 562910 | GA | $6,481,381 | Dec 19, 20263 mo 4 offers | |
| RURAL COMMUNITY ASSISTANCE CORPORATIONNEW CONTRACT FOR TRIBAL DI CIRCUIT RIDER SERVICES, REGION 9. | 541620 | CA | $6,424,537 | Oct 31, 20261 mo 1 offer | |
| TETRA TECH, INC.ERT TECHNICAL SUPPORT SERVICES TASK ORDER AWARD | 541620 | KY | $6,406,751 | Mar 9, 20276 mo 1 offer | |
| TETRA TECH INCSTART 5 BROWNFIELDS SITE ASSESSMENT WORK | 541620 | CO | $6,258,547 | Sep 27, 20260 mo | |
| TETRA TECH INCSTART 5 CERCLA SECTION 105 SITE ASSESSMENT | 541620 | CO | $6,165,003 | Sep 26, 20260 mo | |
| CDM FEDERAL PROGRAMS CORPORATIONTHIS ACTION INITIATES A NEW TASK ORDER UNDER THE REMEDIAL ACTION FRAMEWORK (RAF)FOR DESIGN AND ENVIRONMENTAL SERVICES (DES)FOR THE PRECISION PLATING SUPERFUND SITE. | 562910 | CT | $5,744,422 | Sep 29, 20260 mo 2 offers | |
| FIRELAKE-DIVERSIFIED JV2 LLCTO SECURE CONSTRUCTION SERVICES FOR ORD/R6 CONSOLIDATION PROJECTED TASK ORDER 4 BID PACKAGE 3. | 236220 | OK | $5,705,663 | Jan 12, 20274 mo | |
| KEMRON/ARROWHEAD JV, LLCRAF/RES CLIN 0002 TASK ORDER: PCE CARRIAGE CLEANER OU1 RA, IN-SITU THERMAL REMEDIATION (ISTR), BELLEVUE, NEBRASKA | 562910 | NE | $5,684,870 | Sep 11, 202712 mo 3 offers | |
| CAPE FEAR ANALYTICAL, LLCCAPE FEAR ANALYTICAL (CFA) TASK ORDER INITIATION | 541380 | NC | $5,622,501 | Sep 9, 20260 mo | |