| WILLIAM S. HEIN & CO., INC.SOFTWARE SUBSCRIPTION: HEINONLINE DATABASE FOR OMS/EI/OEIP/FLAD | 519130 | NY | $121,440 | Sep 30, 202712 mo 1 offer | |
| WESTON SOLUTIONS INCR10 START V: JOHNLEY POND REMOVAL SITE EVALUATION (RSE) | 541620 | WA | $120,304 | Aug 5, 202711 mo | |
| THE REMI GROUP LLCCONSOLIDATED LABORATORY EQUIPMENT FOR EPA REGION 1 LABORATORY (NERL) SERVICE AND MAINTENANCE | 561210 | MA | $119,122 | Sep 26, 202712 mo 1 offer | |
| 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 | |
| TOEROEK ASSOCIATES, INC.TASK ORDER AWARD: ESO LAKE CALUMET SITE | 562910 | CO | $117,240 | Jul 31, 202822 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 | |
| COMPREHENSIVE ENVIRONMENTAL INCSNEP STATE OF REGION REPORT - BPA CALL ORDER (68HE0123A0003/68HE0124F0045) - R1 WATER DIVISION | 541620 | MA | $112,834 | Jul 26, 202822 mo 1 offer | |
| ARLLUK TECHNOLOGY SOLUTIONS LLCPROVIDE TECHNICAL SUPPORT FOR THE SCIENCE AND PARTNERSHIP MISSIONS OF THE CBPO. | 541511 | MD | $112,750 | Jan 5, 202816 mo | |
| GREAT LAKES ENVIRONMENTAL CENTER, INCR1 WATER DIVISION - BPA CALL ORDER #68HE0124F0046 AGAINST BPA #68HE0123A0001 - ESTIMATING MONETARY/NONMONETARY BENEFITS OF URBAN PARKS/GREEN SPACE IN THE SNEP REGION. | 541620 | MA | $112,699 | Jul 26, 202822 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 | |
| INTEGRIWARD, LLCFIELD RESEARCH ANNEX CONTRACT SERVICES SERVICE LOCATION ADDRESS: LSASD FIELD RESEARCH ANNEX, 130 NORTH OCONEE ACCESS ROAD, ATHENS, GA 30605. THE INVOICE APPROVER IS TIMOTHY SIMPSON, SIMPSON.TIMOTHY@EPA.GOV. THE ALTERNATE INVOICE APPROVER IS MARTY | 561210 | GA | $111,080 | Oct 31, 202713 mo 1 offer | |
| HORSLEY WITTEN GROUP, INC.2023 CLEAN WATER ACT BLANKET PURCHASE AGREEMENT (BPA) - CO - REGION 1 | 541620 | MA | $111,058 | Jul 26, 202822 mo 1 offer | |
| 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 | |
| HORSLEY WITTEN GROUP, INC.2023 CLEAN WATER ACT BLANKET PURCHASE AGREEMENT (BPA) REGION 1 - CALL ORDER | 541620 | MA | $106,470 | Jul 26, 202822 mo 2 offers | |
| 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 | |
| EASTERN RESEARCH GROUP INCNEW TASK ORDER ON CONTRACT FOR JUST-IN-TIME SERVICES: OCHP, CONTRACT 68HERC24D0006, ENTITLED OFFICE OF OFFICE OF CHILDREN'S HEALTH PROTECTION (OCHP). | 541611 | MA | $101,812 | May 27, 202932 mo | |
| WESTON SOLUTIONS INCR10 START V: JH BAXTER TIME-CRITICAL REMOVAL ACTION (TCRA) #2 | 541620 | WA | $101,085 | Aug 5, 202711 mo | |
| SAMYAK SOLUTIONS, INC.R5 TOTAL ORGANIC CARBON (TOC) ANALYZER SCIENTIFIC EQUIPMENT. | 334516 | VA | $100,339 | May 27, 202820 mo 2 offers | |
| GOVERNMENT SCIENTIFIC SOURCE INCCONSUMABLE LABORATORY SUPPLIES | 423490 | VA | $100,000 | Sep 30, 20260 mo 7 offers | |
| TOEROEK ASSOCIATES, INC.EPA REGION 8 LITIGATION SUPPORT AND POTENTIALLY RESPONSIBLE PARTY (PRP) SEARCH ACTIVITIES AT THE BONITA PEAK MINING DISTRICT SITE | 541620 | CO | $100,000 | Sep 29, 20260 mo 1 offer | |
| AMERICAN NATIONAL STANDARDS INSTITUTE INCORPORATEDISO STANDARDS CALL ORDER | 423430 | DC | $100,000 | Oct 1, 20261 mo 2 offers | |
| TETRA TECH, INC.TO 29 IS TO TO PROVIDE TECHNICAL ASSISTANCE FOR OVERSIGHT OF THE POTENTIALLY RESPONSIBLE PARTY (PRP) BNSF RAILWAY COMPANY (BNSF) AS THEY PERFORM A BACKGROUND STUDY, DATA GAPS ANALYSIS AND ENGINEERING EVALUATIONS/COST ANALYSES (EE/CA). | 541620 | CA | $100,000 | Jun 30, 20279 mo | |
| GREAT LAKES ENVIRONMENTAL CENTER, INC2023 CLEAN WATER ACT/SAFE DRINKING WATER ACT BPA - CALL ORDER | 541620 | MA | $99,993 | Jul 26, 202822 mo | |
| S&P GLOBAL MARKET INTELLIGENCE LLCSNL ENERGY (S&P GLOBAL MARKET) | 519290 | NY | $97,465 | Sep 30, 20260 mo 1 offer | |
| THE TRAINING CONNECTION INCTHE LEADER AND LEARNERS COLLABORATIVE MENTORING PROGRAM. EXERCISE OPTION YEAR. | 611430 | DC | $97,099 | Aug 31, 20260 mo | |
| WATERS TECHNOLOGIES CORPORATIONWATERS CORPORATION SERVICE & MAINTENANCE AGREEMENT, EPA R1 LSAD. | 334516 | MA | $96,407 | Apr 30, 202819 mo | |
| AGILENT TECHNOLOGIES INCAGILENT INSTRUMENT SERVICE CONTRACT - 3-YR (BASE PERIOD + 2 OPTION PERIODS) NATIONAL EPA BPA #68HERH23A0002 | 334516 | NJ | $95,980 | Sep 30, 20260 mo | |
| MOTIONPOINT CORPORATIONWEBSITE TRANSLATION SERVICE FOR AIRNOW'S PRIMARY USER FACING SERVICES. | 541930 | NC | $95,812 | Sep 30, 202712 mo 1 offer | |
| ICF INCORPORATED, L.L.C.R499-DEVELOPMENT OF A CONSOLIDATED ATTENTION-DEFICIT HYPERACTIVITY DISORDER (ADHD) ECONOMIC VALUE (TO#24) | 541715 | VA | $94,985 | Jul 13, 202710 mo | |
| THERMO ELECTRON NORTH AMERICA LLCTHERMO ELECTRON NORTH AMERICA LLC., FULL-SERVICE MAINTENANCE AGREEMENT FOR LABORATORY INSTRUMENTS. | 811210 | FL | $94,531 | Sep 29, 20260 mo 1 offer | |
| GREAT LAKES ENVIRONMENTAL CENTER, INCSNEP BPA CALL ORDER - 7 MONTH POP | 541620 | MA | $93,779 | Jul 26, 202822 mo | |
| WEST PUBLISHING CORPORATIONR8 SUBSCRIPTION TO CLEAR INVESTIGATION SOFTWARE FOR 8 USERS | 519130 | CO | $90,789 | Sep 28, 20260 mo 1 offer | |
| BAHFED CORPNUIX SOFTWARE RENEWAL. | 541519 | NC | $87,083 | Aug 31, 20260 mo 2 offers | |
| TETRA TECH, INC.R7 START VI: MISSOURI SITE ASSESSMENT ASSISTANCE AND EVALUATION | 541620 | KS | $86,511 | Sep 30, 20260 mo | |
| PANAMERICA COMPUTERS, INC.MAGNET AXIOM PREMIER P/N- 6AX310 QTY- 7 $7,745.00 EA MAGNET OUTRIDER COMPUTER (SOFTWARE ONLY)- LE P/N- 6OR002-S QTY- 7 $0.00 EA MAGNET AUTOMATE ESSENTIALS (AXIOM PREMIER ADD-ON) P/N- 6AUESAX QTY-1 $9,933.00 EA WITNESS TERM LICENSE | 541519 | VA | $86,316 | Aug 31, 20260 mo 12 offers | |
| EASTERN RESEARCH GROUP INCTD 10 CONTRACTOR ASSISTANCE FOR CASE DEVELOPMENT TO DETERMINE COMPLIANCE STATUS WITH MOBILE SOURCE REGULATIONS UNDER SECTION 203 OF THE CLEAN AIR ACT, WHICH PROHIBITS THE MANUFACTURE, SALE, OR INSTALLATION OF DEVICES INTENDED TO CIRCUMVENT OR BYPASS | 541620 | CA | $86,285 | Sep 30, 20260 mo | |
| TETRA TECH, INC.REGION 5, GREAT LAKES NATIONAL PROGRAM OFFICE, SUPPORT FOR THE CANADA-US GREAT LAKES WATER QUALITY AGREEMENT AND THE UNITED STATES GREAT LAKES RESTORATION INITIATIVE. | 541620 | CA | $85,920 | Sep 15, 202712 mo | |
| VERSAR-WSP JVR7 DES: RIVERFRONT SUPERFUND SITE, OPERABLE UNIT 4 - MAIDEN LANE SUBSITE, FOCUSED FEASIBILITY STUDY | 562910 | MO | $83,895 | Oct 17, 202713 mo 6 offers | |
| GREAT LAKES ENVIRONMENTAL CENTER, INC2023 CLEAN WATER ACT/SAFE DRINKING WATER ACT BPA - BPA CALL ORDER | 541620 | MA | $83,447 | Jul 26, 202822 mo | |