| TOEROEK ASSOCIATES, INC.R7 CERCLA ENFORCEMENT SUPPORT: SOUTHEAST MISSOURI MINING SUPERFUND RAILROAD LINE SITES PRP SEARCH | 541620 | MO | $149,042 | Dec 31, 20263 mo 1 offer | |
| OCH JVCHEMETCO TASK ORDER | 562910 | WI | $148,551 | Jul 31, 202710 mo 2 offers | |
| THERMO ELECTRON NORTH AMERICA LLCEPA R3 ION CHROMATOGRAPH SYSTEM 6000 | 334516 | MD | $147,994 | Jun 17, 20279 mo 1 offer | |
| BLUESTONE ENVIRONMENTAL GROUP, INC.ALADDIN PLATING (03P7) OU02 REMEDIAL TECHNICAL ASSISTANCE CONTRACT (RTAC), BLUESTONE ENVIRONMENTAL GROUP TO PERFORM GROUNDWATER SAMPLING AT THE SITE AND ADJACENT RESIDENTIAL PROPERTIES, ASSOCIATED ANALYTICAL SUPPORT, DATA MANAGEMENT, SURVEYING, A | 541620 | PA | $147,796 | Sep 11, 202712 mo | |
| THE CADMUS GROUP LLCF115 - UIC PROGRAM PRIMACY, PROGRAM REVISION, AND OVERSIGHT TECHNICAL SUPPORT | 541620 | MA | $147,696 | Sep 23, 20260 mo | |
| ENVIRONMENTAL RESTORATION LLCREGION 5, (ERRS V); TASK ORDER FOR ALAMO CONTAMINATED GROUNDWATER SITE A4TA. | 562910 | IL | $144,099 | Sep 30, 20260 mo 1 offer | |
| EASTERN RESEARCH GROUP INCCOMBINED SEWER OVERFLOW (CSO) CONTROLS PROGRAM SUPPORT | 541620 | MA | $140,304 | Dec 6, 20263 mo | |
| TETRA TECH, INC.R7 START VI: NEBRASKA SITE ASSESSMENT ASSISTANCE AND EVALUATION | 541620 | KS | $138,645 | Sep 30, 20260 mo | |
| AGILENT TECHNOLOGIES INCPREVENTATIVE SERVICE AND MAINTENANCE AGREEMENT FOR THE AGILENT 7250 GC-QTOF/MS SYSTEM | 334516 | GA | $137,328 | Sep 30, 20260 mo 1 offer | |
| THERMO ELECTRON NORTH AMERICA LLCVANQUISH HORIZON ULTRA HIGH-PRESSURE LIQUID CHROMATOGRAPH (UHPLC)- ORBITRAP ID-X LCMS SYSTEM MAINTENANCE | 811210 | FL | $136,728 | Aug 26, 20260 mo 1 offer | |
| PERKINELMER U.S. LLCEPA R3 INDUCTIVELY COUPLED PLASMA OPTICAL EMISSION SPECTROMETER (ICP-OES) | 334516 | MD | $136,311 | Jun 29, 20279 mo 1 offer | |
| TETRA TECH, INC.TRAINING ON RESILIENCE AND NATURAL DISASTER DEBRIS MANAGEMENT OFFICE OF LAND AND EMERGENCY MANAGEMENT (OLEM) MISSION SUPPORT SERVICES | 541620 | VA | $136,092 | Feb 21, 20275 mo 3 offers | |
| S.S. PAPADOPULOS & ASSOCIATES, INC.GARDEN CITY GROUNDWATER PLUME SUPERFUND SITE SUPPORT UNDER GEOS4 BPA. | 541620 | MD | $135,916 | Sep 8, 202712 mo | |
| AVANTI CORPORATIONTHE PURPOSE OF THIS PROCUREMENT IS TO AWARD THE NATIONAL AGRICULTURE CENTER SUPPORT SERVICES CONTRACT. THE AWARD WILL HAVE A BASE YEAR COST OF $45,469.78 AND TWO POSSIBLE OPTION YEARS AT: $46,678.49 OPYR1 AND $41,894.32 OPYR2. THE GRAND TOTAL OF THIS | 541620 | VA | $134,043 | Sep 25, 20260 mo 1 offer | |
| TETRA TECH, INC.AH12 - TASK ORDER - NCCA: EXTERNAL BENTHIC QA | 541715 | VA | $131,788 | Nov 2, 20262 mo | |
| TETRA TECH, INC.REGION 5, SUPERFUND TECHNICAL ASSESSMENT & RESPONSE TEAM VI (START VI), ADAM'S PLATING SITE TASK ORDER; SITE ID: 05DJ. | 541620 | IL | $131,683 | Nov 30, 20262 mo 1 offer | |
| CHEMAXON LLCSOFTWARE. INSTANT JCHEM ENTERPRISE MAINTENANCE RENEWAL AGREEMENT FOR OCSPP/OPS/ITRMD | 511210 | MA | $131,237 | Sep 30, 20260 mo 1 offer | |
| TETRA TECH, INC.R7 START VI: KANSAS SITE ASSESSMENT ASSISTANCE AND EVALUATION | 541620 | KS | $131,216 | Sep 30, 20260 mo | |
| WATERS TECHNOLOGIES CORPORATIONULTRA-PERFORMANCE LIQUID CHROMATOGRAPHY TANDEM MASS SPECTROMETER MAINTENANCE | 334516 | NC | $130,520 | Sep 30, 20260 mo 1 offer | |
| S.S. PAPADOPULOS & ASSOCIATES, INC.GEOS4 CALL ORDER FOR REILLY TAR & CHEMICAL CORP., ST. LOUIS PARK PLANT (SSID: 0506). | 541620 | MD | $130,170 | Sep 8, 20260 mo | |
| TETRA TECH, INC.R7 START VI: ST. LOUIS/FENTON WAREHOUSE SUPPORT & EQUIPMENT MAINTENANCE | 541620 | KS | $129,493 | Aug 25, 20260 mo | |
| GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.SUPERFUND QUALITY AND SAMPLE SUPPORT (QSS) BUY-IN TASK ORDER FOR EPA R5 SUPERFUND AND LABORATORY SERVICES & APPLIED SCIENCES DIVISION (LSASD) SUPPORT | 541611 | VA | $129,384 | Jan 31, 20274 mo | |
| SRC INCR499 - TOOLS AND MODEL DEVELOPMENT SUPPORT FOR THE NEW CHEMICALS PROGRAM | 541620 | NY | $128,311 | Aug 31, 20260 mo | |
| ABT GLOBAL LLCOLEM LARGE MISSION SUPPORT CALL ORDER TITLE: MEXICO AND CANADA BORDER CONTINGENCY PLANNING AND PREPAREDNESS | 541611 | MD | $127,772 | Aug 31, 20260 mo 2 offers | |
| DPRA INCORPORATEDRCRA AUTHORIZATION SUPPORT MA/ME/NH/VT | 541620 | MA | $127,409 | Aug 16, 20260 mo | |
| GAMMA PRODUCTS INCTHREE YEAR MAINTENANCE AGREEMENT FOR GAS PROPORTIONAL COUNTERS (GPC) TO INCLUDE A BASE YEAR AND TWO OPTION YEARS. BASE YEAR POP 11/15/2024 - 11/14/2025. | 334517 | AL | $126,547 | Nov 14, 20262 mo 1 offer | |
| THE CADMUS GROUP LLCR425 - CWA SECTION 106 SUPPORT | 541620 | MA | $126,475 | Sep 18, 20260 mo | |
| THE CADMUS GROUP LLCR425 - TRIBAL AND WATER RESOURCES ASSISTANCE NON-BIL ACTIVITIES | 541620 | MA | $124,205 | Aug 25, 20260 mo | |
| TOEROEK ASSOCIATES, INC.R7 CERCLA ODMB PRP SEARCH | 541620 | MO | $124,172 | Dec 31, 20263 mo 1 offer | |
| CAPITAL RELOCATION SERVICES L.L.C.ATF-JASON STANKIEWICZ - HOMESALE SERVICES HOME SALE SERVICES TO BE PROVIDED BY OUR BPA VENDORS. | 531210 | VA | $122,500 | Aug 20, 20260 mo | |
| TECHLAW CONSULTANTS INCRAF ESO NATIONAL FIREWORKS -NEW TASK ORDER TO CONDUCT A PRE-REMEDIAL AND SITE REASSESSMENT AND HAZARD RANKING SYSTEM PACKAGE FOR THE NATIONAL FIREWORKS SITE, LOCATED IN PLYMOUTH COUNTY, MASSACHUSETTS. THIS IS A TIME AND MATERIALS AND FIXED UNIT PRICI | 562910 | MA | $121,561 | Sep 26, 20260 mo 1 offer | |
| WESTON SOLUTIONS INCR10 START V: JOHNLEY POND REMOVAL SITE EVALUATION (RSE) | 541620 | WA | $120,304 | Aug 5, 202711 mo | |
| TETRA TECH, INC.R7 START VI: TECHNICAL SUPPORT FOR NTCRA HERITAGE DISPOSAL & STORAGE | 541620 | KS | $118,146 | Dec 15, 20263 mo | |
| XTEC, INCORPORATEDSECURITY OFFICE SUPPORT SERVICES | 334111 | CA | $117,945 | Nov 14, 20262 mo 1 offer | |
| WATERS TECHNOLOGIES CORPORATIONACQUITY XEVO TQS-MICRO TADEM MASS SPECTROMETER MAINTENANCE | 334516 | NC | $115,415 | Sep 30, 20260 mo 1 offer | |
| DICKSON/UNIGAGE INCEPA R3 ENVIRONMENTAL MONITORING SYSTEM | 334516 | MD | $114,708 | Sep 13, 202712 mo 1 offer | |
| EASTERN RESEARCH GROUP INCR425-VESSEL DISCHARGE STANDARDS PROGRAM PR | 541620 | MA | $114,397 | Aug 31, 20260 mo | |
| ENVIRONMENTAL MANAGEMENT SERVICES INCFACILITY HAZARDOUS WASTE REMOVAL AND EMERGENCY RESPONSE SERVICES FOR THE EPA ENVIRONMENTAL SCIENCE CENTER, FORT GEORGE G. MEADE, MD. DOTO: 68HE0325D0002/68HE0325F0094 | 562211 | MD | $111,109 | Sep 30, 20260 mo | |
| WESTON SOLUTIONS INCR10 START V: NABESNA MINE REMOVAL SITE EVALUATION (RSE) | 541620 | AK | $110,490 | Aug 5, 202711 mo | |
| IT DEVICES ONLINE INCNUXEO LICENSE RENEWAL | 513210 | CA | $110,274 | Sep 20, 20260 mo 7 offers | |
| EASTERN RESEARCH GROUP INC(COLLABORATIVE PROCESS FACILITATION OF RED HILL SITE, HAWAII) UNDER THE CONTRACT, 68HERC24D0006 TO #68HERH24F0361 | 541611 | CA | $110,035 | Aug 25, 20260 mo | |
| RESEARCH TRIANGLE INSTITUTETASK ORDER PROJECT TITLE: PRIMARY ALUMINUM REDUCTION PLANTS - TECHNOLOGY REVIEW CONTRACTOR NAME: RESEARCH TRIANGLE INSTITUTE (RTI) BPA NUMBER: 68HERD20A0004 TOCOR NAME: DAVID PUTNEY COR/INVOICE APPROVER: BRANDON HAWKINS | 541611 | NC | $109,319 | Oct 20, 20261 mo | |
| ENVIRONMENTAL RESTORATION LLCREGION 5, (ERRS V); TASK ORDER FOR THE EMERGENCY RESPONSE AT PBTT INC. FIRE RESPONSE (D5A4) FOR $500,000.00. PERIOD OF PERFORMANCE: 09/19/2025 TO 09/30/2026 | 562910 | IL | $108,383 | Feb 23, 20260 mo 1 offer | |
| GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.OLEM LARGE MISSION SUPPORT CALL ORDER: TITLE: NATIONAL RESPONSE EXERCISE WORKGROUP SUPPORT | 541613 | VA | $108,326 | Aug 19, 20260 mo 2 offers | |
| PARAGON MICRO INCSOFTWARE: INGENUITY PATHWAY ANALYSIS RENEWAL | 541519 | IL | $107,820 | Sep 29, 20260 mo 1 offer | |
| REGENTS OF THE UNIVERSITY OF CALIFORNIA, SAN FRANCISCO, THEENHANCING CHILDREN ENVIRONMENTAL HEALTH PROTECTION THROUGH OPTIMIZED OUTREACH AND CLINICAL SUPPORT FOR LOCAL PRACTITIONERS | 611310 | CA | $105,000 | Dec 31, 20263 mo 1 offer | |
| LIFE TECHNOLOGIES CORPORATIONMAINTENANCE CONTRACT ON 7 STEPONE PLUS THERMAL CYCLERS, 1 QUANTSTUDIO 6 FLEX SYSTEM SYSTEM AND 1 QUANTSTUDIO 5.0 ML BLOCK SYSTEM. | 811219 | DC | $103,420 | Oct 5, 20261 mo 1 offer | |
| SELERITY TECHNOLOGIES USA, INC.SELERITY 4000 SFC AND WARRANTY W/OPTIONS | 334516 | MI | $101,848 | Sep 6, 20260 mo 1 offer | |
| WESTON SOLUTIONS INCR10 START V: JH BAXTER TIME-CRITICAL REMOVAL ACTION (TCRA) #2 | 541620 | WA | $101,085 | Aug 5, 202711 mo | |
| GOVERNMENT SCIENTIFIC SOURCE INCCONSUMABLE LABORATORY SUPPLIES | 423490 | VA | $100,000 | Sep 30, 20260 mo 7 offers | |