| PEGASUS TECHNICAL SERVICES, INCNEW TASK ORDER UNDER IDIQ CONTRACT #68HERC20D0029, TITLED "MITIGATION OF LEACHATE AND EROSION FROM MINING SITES: EVALUATION OF SURFACE COATING TECHNOLOGY". | 541715 | OH | $205,014 | Aug 31, 20260 mo | |
| TECHLAW CONSULTANTS INCTASK ORDER | 562910 | IN | $204,810 | Jul 31, 202710 mo 2 offers | |
| FEDERAL EXPRESS CORPORATIONDOMESTIC AND INTERNATIONAL TRANSPORTATION SERVICES UNDER USTRANSCOM GWAC CONTRACT#NGDS-2 | 492110 | DC | $204,164 | Sep 30, 20260 mo 1 offer | |
| ICF INCORPORATED, L.L.C.PSC R425: TECHNICAL, ENVIRONMENTAL, AND ECONOMIC VALUATION SUPPORT AND TECHNICAL TRAININGS/PROGRAM CONSULTATION FOR THE NATIONAL ESTUARY PROGRAM | 541611 | VA | $203,485 | Aug 28, 20260 mo | |
| TECHLAW CONSULTANTS INCTECHLAW ENVIRONMENTAL SERVICES AND OPERATIONS (ESO) FOR OVERSIGHT TECHNICAL SUPPORT AT LEHR | 562910 | CA | $203,204 | Jul 31, 202822 mo 1 offer | |
| ABACO-BLACKFISH JV, LLCWEB SUPPORT FOR THE OFFICE OF THE ADMINISTRATOR INFORMATION MANAGEMENT CENTER SERVICES V | 541990 | DC | $200,296 | Aug 31, 202823 mo 3 offers | |
| ENVIRONMENTAL RESTORATION LLCREGION 4, EMERGENCY AND RAPID RESPONSE SERVICES V (ERRS V), EMERGENCY RESPONSE ACTION - HEMPHILL ROAD TCE; SITE ID: B4Q1RV00. | 562910 | GA | $200,000 | Sep 30, 20260 mo 1 offer | |
| ENVIRONMENTAL RESTORATION LLCEMERGENCY TASK ORDER - CERCLA -- ER CONTRACT 68HE0422D0001 TOCOR: RACHEL WEBB PRIMARY INVOICE APPROVING OFFICIAL: RACHEL WEBB ALTERNATE INVOICE APPROVING OFFICIAL: HANK THOMPSON | 562910 | TX | $200,000 | Nov 9, 20262 mo 1 offer | |
| ENVIRONMENTAL RESTORATION LLCREGION 5,ERRS V; TASK ORDER INITIATION/SPECIAL ACCOUNT FUNDING FOR 68HE0422D0004 (ER) AT THE TREX PROPERTIES SITE C5BY FOR $200,000. | 562910 | IL | $200,000 | Jan 31, 20274 mo 1 offer | |
| EASTERN RESEARCH GROUP INCTASK ORDER 68HERC21F0385 (FIRM FIXED PRICED) UNDER CONTRACT 68HERC21D0007 (OCE MISSION SUPPORT) FOR "INSPECTOR CREDENTIAL SUPPORT SERVICE" | 541620 | MA | $199,974 | Sep 12, 20260 mo | |
| EASTERN RESEARCH GROUP INCAJ15 LABORATORY SUPPORT FOR DISPOSAL OF ANIMAL CARCASSES | 541715 | MA | $199,356 | Sep 3, 20260 mo | |
| ICF INCORPORATED, L.L.C.B507 - ECONOMIC MODELING OF ENVIRONMENTAL POLICIES | 541620 | VA | $199,139 | Sep 9, 20260 mo | |
| ENVIRONMENTAL RESTORATION LLCREGION 4, (ERRS V); TASK ORDER FOR THE EMERGENCY RESPONSE AT COX MANUFACTURING SITE ID:(C4X9) FOR $197,000.00. POP: 9/30/25 - 9/30/26 | 562910 | GA | $197,000 | Sep 30, 20260 mo 1 offer | |
| EASTERN RESEARCH GROUP INCCALL ORDER 4 UNDER 68HE0323A0006 NUISANCE ALGAE USER SURVEY DEVELOPMENT PHASE 2 - SURVEY DEVELOPMENT AND EXECUTION | 541620 | PA | $196,191 | Nov 9, 20262 mo | |
| TETRA TECH, INC.AH12 - TECHNICAL SUPPORT FOR DISTRICT OF COLUMBIA BACTERIA TMDL MODELING AND DEVELOPMENT | 541715 | VA | $196,042 | Mar 31, 202818 mo | |
| ENVIRONMENTAL QUALITY MANAGEMENT, INCREGION 5, (ERRS V), GOVERNMENT EQUIPMENT O&M TASK ORDER EQM ERRS, REPLACEMENT TASK ORDER FOR DO/TO: 68HE0422D0005/68HE0522F0098 | 562910 | IL | $195,079 | Jan 31, 20274 mo 1 offer | |
| EASTERN RESEARCH GROUP INCMUNICIPAL SOLID WASTE REGULATORY SUPPORT AND AGRICULTURAL AIR EMISSIONS PROJECT SUPPORT TOCOR NAME: SHANNON BANNER ALTERNATE TOCOR: MATT KOLLMAN INVOICE APPROVER/COR: BRANDON HAWKINS | 541620 | NC | $194,600 | Sep 21, 20260 mo | |
| WESTON SOLUTIONS INCR10 START V: SITE-WALK AND PREPLANNING TECHNICAL SUPPORT #2 | 541620 | WA | $192,791 | Aug 5, 202711 mo | |
| C M C, INC.REGION 4 EMERGENCY AND RAPID RESPONSE SERVICES V (ERRS V) - BOYDS CREEK III OIL SITE TASK ORDER | 562910 | GA | $192,000 | Sep 30, 20260 mo 1 offer | |
| APTIM FEDERAL SERVICES, LLCCONTRACT 68HERC24D0003, NEW TASK ORDER 68HERC24F0405: STORMWATER MODELING, SENSING, AND TREATMENT OF CONTAMINATED WATER | 541715 | OH | $189,759 | May 31, 20278 mo | |
| MIDAC CORPSIMPLIFIED ACQUISITION FOR MIDAC I-SERIES FTIR GAS ANALYZER | 334516 | MI | $188,870 | Sep 30, 20260 mo 1 offer | |
| EASTERN RESEARCH GROUP INCAJ15 - OFFICE OF AIR QUALITY PLANNING STANDARDS (OAQPS) METROLOGY LABORATORY SUPPORT | 541715 | MA | $188,349 | Sep 2, 20260 mo | |
| AGILENT TECHNOLOGIES INCAGILENT EQUIPMENT SERVICES AND MAINTENANCE | 334516 | MA | $185,927 | Aug 6, 202711 mo | |
| ANALYTIK JENA US LLCSERVICE MAINTENANCE AGREEMENT FOR A LABORATORY INSTRUMENTS (INCLUDES 3 OPTION YEARS) | 334516 | CA | $185,775 | Dec 4, 202715 mo 1 offer | |
| PEGASUS TECHNICAL SERVICES, INCR425 - ANTIMICROBIAL RESISTANCE ANALYSIS SUPPORT FOR SEWERSHED SYSTEMS | 541715 | OH | $180,765 | Sep 29, 20260 mo | |
| ENVIRONMENTAL MANAGEMENT SUPPORT, INCOLEM LARGE MISSION SUPPORT CALL ORDER TITLE: SUPPORT FOR REGIONAL BROWNFIELDS AND LAND REVITALIZATION PROGRAMS | 541620 | MD | $180,266 | Sep 14, 202712 mo 1 offer | |
| WESTON SOLUTIONS INCR10 START V: DATA MANAGEMENT SUPPORT SERVICES #2 | 541620 | WA | $179,246 | Aug 5, 202711 mo | |
| DASH TECHNOLOGIES INCREGION 10 LABORATORY - REMOVAL AND REPLACEMENT OF EXISTING UNINTERRUPTED POWER SUPPLY (UPS) UNITS | 335999 | WA | $178,417 | Sep 30, 20260 mo 6 offers | |
| WESTON SOLUTIONS INCR10 START V: EXTERNAL CAPACITY BUILDING TECHNICAL SUPPORT #3 | 541620 | WA | $177,114 | Aug 5, 202711 mo | |
| EASTERN RESEARCH GROUP INCPSC F999 TASK ORDER FOR UNDERGROUND INJECTION CONTROL INSPECTION SUPPORT FOR EPA REGION 2 WATER DIVISION | 541620 | MA | $176,554 | Sep 14, 20260 mo | |
| TECHLAW CONSULTANTS INCTASK ORDER | 562910 | VA | $175,702 | Jul 31, 202822 mo 4 offers | |
| HANA ENGINEERS & CONSULTANTS LLCSHARON STEEL FARRELL WORKS DISPOSAL AREA REMEDIAL TECHNICAL ASSISTANCE CONTRACT | 541330 | VA | $175,664 | Dec 18, 20263 mo | |
| AGILENT TECHNOLOGIES INC1.1F LS239, PURCHASE OF AN AGILENT 8890/5977 GC/MS SYSTEM PURCHASE OF AN AGILENT 8890/5977 GC/MS 175,569.92 AND ALL PRODUCTS AND SERVICES PER AGILENT PRICING NUMBER 0004924929 DATED 10/21/2024. | 334516 | DE | $175,570 | Jan 31, 202816 mo 1 offer | |
| TETRA TECH, INC.R7 START VI: IOWA SITE ASSESSMENT ASSISTANCE AND EVALUATION | 541620 | KS | $174,520 | Sep 30, 20260 mo | |
| TETRA TECH, INC.R7 START VI: CHEROKEE ZINC-WEIR SMELTER REMEDIAL ACTION | 541620 | KS | $173,942 | Dec 30, 20263 mo | |
| SAILBRI COOPER INCORPORATEDSERVICE AND PARTS FOR THREE (3) XACT 625I MONITORING UNITS. THIS PROCUREMENT WILL COVER PLANNED PARTS REPLACEMENT AND SERVICE FOR THREE YEARS. | 541620 | OR | $172,333 | Sep 29, 202824 mo 1 offer | |
| ICF INCORPORATED, L.L.C.R499-SUPPORT FOR CPHEA PROGRAM PORTFOLIO VISUALIZATIONS, PROJECT MANAGEMENT, SOFTWARE DEVELOPMENT, AND DATA SCIENCE (TO#12) | 541715 | VA | $168,796 | Mar 31, 20276 mo | |
| PEGASUS TECHNICAL SERVICES, INCNEW TASK ORDER UNDER EXISTING IDIQ CONTRACT 68HERC20D0029 TITLED "REGENERATION OF SPENT ADSORBENTS." | 541715 | OH | $166,505 | Sep 29, 20260 mo | |
| TOEROEK ASSOCIATES, INC.TASK ORDER CHEMETCO | 541620 | CO | $163,866 | Aug 31, 202823 mo 1 offer | |
| WESTON SOLUTIONS INCR10 START V: DEER TRAIL MINE AND MILL REMOVAL SITE EVALUATION (RSE) | 541620 | WA | $161,594 | Aug 5, 202711 mo | |
| ORKIN, LLCPEST CONTROL SERVICES FOR THE EPA IN RTP, NC AND CHAPEL HILL, NC. | 561710 | NC | $160,802 | Oct 31, 20261 mo 1 offer | |
| STATE OF ILLINOIS TOLL HIGHWAY AUTHORITYILLINOIS TOLL ROAD IPASS TRANSPONDERS | 488490 | IL | $160,000 | Mar 31, 202818 mo 1 offer | |
| S.S. PAPADOPULOS & ASSOCIATES, INC.GEOS4 SUPPORT FOR SOUTHEAST ROCKFORD GROUNDWATER CONTAMINATION SUPERFUND SITE SOURCE AREA 9/10; (SSID 05DK). | 541620 | MD | $157,433 | Sep 8, 202712 mo | |
| HYDROGEOLOGIC, INC.ENVIRONMENTAL SERVICES AND OVERSIGHT TECHNICAL SUPPORT FOR THE CTS PRINTEX SUPERFUND SITE | 562910 | CA | $156,944 | Sep 7, 202936 mo 3 offers | |
| TECHLAW CONSULTANTS INCESO: TCAAP | 562910 | VA | $156,741 | Jul 31, 202822 mo 5 offers | |
| NORTHBOUND VENTURES CONSULTING, LLCRECREATION ECONOMY FOR RURAL COMMUNITIES PLANNING ASSISTANCE ROUND 3 (PART A). | 541620 | VT | $156,450 | Jun 29, 202821 mo 1 offer | |
| CENTRAL WELDING SUPPLY COMPANYCOMPRESSED GASES, LIQUIDS, AND RENTAL SERVICES FOR US EPA, REGION 10, LABORATORY LOCATED IN PORT ORCHARD, WASHINGTON. | 325120 | WA | $155,063 | Sep 7, 20260 mo 1 offer | |
| THE REMI GROUP LLCMAINTENANCE/SERVICE AGREEMENT FOR 7 INSTRUMENTS. | 811210 | MN | $155,044 | Sep 11, 20260 mo 2 offers | |
| HELIOTECHTASK ORDER ARMCO | 562910 | IL | $154,484 | Jul 31, 202710 mo 6 offers | |
| TOEROEK ASSOCIATES, INC.CERCLA ENFORCEMENT SUPPORT - TRI-STATE MINING DISTRICT SUPERFUND RAILROAD LINE SITES PRP SEARCH | 541620 | MO | $154,445 | Dec 31, 20263 mo 1 offer | |