{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-17T15:51:22Z",
  "source": "Assay Systems register, https://assay-systems.com/register/",
  "access_notice": "On 15 November 2026, automated access to assay-systems.com closes. After that date, access is available only under a paid annual subscription contract. Contact: contact@assay-systems.com",
  "data": {
    "id": "ASY-US-08JSZR2150",
    "type": "line",
    "country": "us",
    "name": "Repair or alteration of dams (Z2KA): United States public contracts since 2024",
    "url": "https://assay-systems.com/register/us/line/repair-or-alteration-of-dams/",
    "summary": "138 contracts, $2,659,126,045, 102 suppliers in the line repair or alteration of dams, from the USAspending register.",
    "text": [
      "Since January 2024 the line carries 138 contracts worth $2,659,126,045 from 6 agencies. 102 suppliers share it.",
      "$368,006,369 in 2024. $2,039,694,603 in 2025. $251,425,073 in 2026.",
      "Names every department and buying office behind the figures, who holds each contract now, its value, contract number and end date, the open notices with their closing dates, and the notices behind every figure.",
      "Share of the line held by each of its largest suppliers, by value, in the USAspending register."
    ],
    "records": [
      {
        "name": "all lines",
        "url": "https://assay-systems.com/register/us/"
      },
      {
        "name": "BARNARD CONSTRUCTION COMPANY, INCORPORATED",
        "url": "https://assay-systems.com/register/us/barnard-construction-company-incorporated/"
      },
      {
        "name": "NW CONSTRUCTION, INC",
        "url": "https://assay-systems.com/register/us/nw-construction-inc/"
      },
      {
        "name": "C. J. MAHAN CONSTRUCTION COMPANY, LLC",
        "url": "https://assay-systems.com/register/us/c-j-mahan-construction-company-llc/"
      },
      {
        "name": "AMES FEDERAL CONTRACTING GROUP LLC",
        "url": "https://assay-systems.com/register/us/ames-federal-contracting-group-llc/"
      },
      {
        "name": "KNIGHT CONST. & SUPPLY, INC",
        "url": "https://assay-systems.com/register/us/knight-const-supply/"
      },
      {
        "name": "DUBUQUE BARGE AND FLEETING SERVICE CO",
        "url": "https://assay-systems.com/register/us/dubuque-barge-and-fleeting-service-co/"
      },
      {
        "name": "MARINE DIVING SOLUTIONS, LLC.",
        "url": "https://assay-systems.com/register/us/marine-diving-solutions-llc/"
      },
      {
        "name": "NORTHBANK CIVIL AND MARINE, LLC",
        "url": "https://assay-systems.com/register/us/northbank-civil-and-marine-llc/"
      },
      {
        "name": "PIPKIN INC.",
        "url": "https://assay-systems.com/register/us/pipkin-inc/"
      },
      {
        "name": "J. F. BRENNAN COMPANY, INC.",
        "url": "https://assay-systems.com/register/us/j-f-brennan-company-inc/"
      },
      {
        "name": "G & G STEEL INC",
        "url": "https://assay-systems.com/register/us/g-g-steel-inc/"
      },
      {
        "name": "SYBLON-REID CO.",
        "url": "https://assay-systems.com/register/us/syblon-reid-co/"
      },
      {
        "name": "PARAGON CONSTRUCTION SERVICES OF AMERICA INC.",
        "url": "https://assay-systems.com/register/us/paragon-construction-services-of-america-inc/"
      },
      {
        "name": "ALLTECH ENGINEERING CORP",
        "url": "https://assay-systems.com/register/us/alltech-engineering-corp/"
      },
      {
        "name": "T1 CONSTRUCTION LLC",
        "url": "https://assay-systems.com/register/us/t1-construction-llc/"
      },
      {
        "name": "HARTMAN-WALSH PAINTING COMPANY",
        "url": "https://assay-systems.com/register/us/hartman-walsh-painting-company/"
      },
      {
        "name": "WASHINGTON EQUIPMENT MANUFACTURING COMPANY, INC.",
        "url": "https://assay-systems.com/register/us/washington-equipment-manufacturing-company-inc/"
      },
      {
        "name": "JADE CREEK CONSTRUCTION LLC",
        "url": "https://assay-systems.com/register/us/jade-creek-construction-llc/"
      },
      {
        "name": "SAF INC",
        "url": "https://assay-systems.com/register/us/saf-inc/"
      },
      {
        "name": "STGP MALCOLM JV LLC",
        "url": "https://assay-systems.com/register/us/stgp-malcolm-jv-llc/"
      },
      {
        "name": "JBW GROUP LLC",
        "url": "https://assay-systems.com/register/us/jbw-group-llc/"
      },
      {
        "name": "MASSMAN CONSTRUCTION CO.",
        "url": "https://assay-systems.com/register/us/massman-construction-co/"
      },
      {
        "name": "KOONTZ ELECTRIC COMPANY, INCORPORATED",
        "url": "https://assay-systems.com/register/us/koontz-electric-company-incorporated/"
      },
      {
        "name": "ENGINEERING & CONSTRUCTION INNOVATIONS INC",
        "url": "https://assay-systems.com/register/us/engineering-construction-innovations-inc/"
      },
      {
        "name": "YOUDERIAN CONSTRUCTION INC",
        "url": "https://assay-systems.com/register/us/youderian-construction-inc/"
      },
      {
        "name": "FIRELAKE CONSTRUCTION INC",
        "url": "https://assay-systems.com/register/us/firelake-construction-inc/"
      },
      {
        "name": "HEALTHEON, INC",
        "url": "https://assay-systems.com/register/us/healtheon-inc/"
      },
      {
        "name": "SHIMMICK CONSTRUCTION COMPANY, INC.",
        "url": "https://assay-systems.com/register/us/shimmick-construction-company-inc/"
      },
      {
        "name": "US WEST CORP",
        "url": "https://assay-systems.com/register/us/us-west-corp/"
      },
      {
        "name": "C K MAY EXCAVATING INC",
        "url": "https://assay-systems.com/register/us/c-k-may-excavating-inc/"
      },
      {
        "name": "AAECON GENERAL CONTRACTING LLC",
        "url": "https://assay-systems.com/register/us/aaecon-general-contracting-llc/"
      },
      {
        "name": "WARM SPRINGS CONSTRUCTION ENTERPRISE",
        "url": "https://assay-systems.com/register/us/warm-springs-construction-enterprise/"
      },
      {
        "name": "AMS INDUSTRIAL LLC",
        "url": "https://assay-systems.com/register/us/ams-industrial-llc/"
      },
      {
        "name": "TRIBAL ONE TECHNOLOGY, LLC",
        "url": "https://assay-systems.com/register/us/tribal-one-technology-llc/"
      },
      {
        "name": "TOGIAK MANAGEMENT SERVICES, LLC",
        "url": "https://assay-systems.com/register/us/togiak-management-services-llc/"
      },
      {
        "name": "ARMITAGE ARCHITECTURE INC.",
        "url": "https://assay-systems.com/register/us/armitage-architecture-inc/"
      },
      {
        "name": "WQRI JOINT VENTURE LLC",
        "url": "https://assay-systems.com/register/us/wqri-joint-venture-llc/"
      },
      {
        "name": "RANDY KINDER EXCAVATING INC",
        "url": "https://assay-systems.com/register/us/randy-kinder-excavating-inc/"
      },
      {
        "name": "R & D MAINTENANCE SERVICES INC",
        "url": "https://assay-systems.com/register/us/r-d-maintenance-services-inc/"
      },
      {
        "name": "SKY BLUE RME JV LLC",
        "url": "https://assay-systems.com/register/us/sky-blue-rme-jv-llc/"
      },
      {
        "name": "GARCO WEMCO A JOINT VENTURE",
        "url": "https://assay-systems.com/register/us/garco-wemco-a-joint-venture/"
      },
      {
        "name": "JR MERIT, INC.",
        "url": "https://assay-systems.com/register/us/jr-merit/"
      },
      {
        "name": "HSG PARK JOINT VENTURE 2, LLC",
        "url": "https://assay-systems.com/register/us/hsg-park-joint-venture-2-llc/"
      },
      {
        "name": "SUH'DUTSING-PILKINGTON CONSTRUCTION JV II, LLC",
        "url": "https://assay-systems.com/register/us/suh-dutsing-pilkington-construction-jv-ii-llc/"
      },
      {
        "name": "ADVANCIA REMEDIATION SERVICES, LLC",
        "url": "https://assay-systems.com/register/us/advancia-remediation-services-llc/"
      },
      {
        "name": "CARTERET MARINE SERVICES LLC",
        "url": "https://assay-systems.com/register/us/carteret-marine-services-llc/"
      },
      {
        "name": "CHIVERS CONSTRUCTION CO INC",
        "url": "https://assay-systems.com/register/us/chivers-construction-co-inc/"
      },
      {
        "name": "PRECISION MECHANICAL, LLP",
        "url": "https://assay-systems.com/register/us/precision-mechanical-llp/"
      },
      {
        "name": "WEST FORK CONSTRUCTION, LLC",
        "url": "https://assay-systems.com/register/us/west-fork-construction-llc/"
      },
      {
        "name": "IRONWOOD COMMERCIAL BUILDERS INC",
        "url": "https://assay-systems.com/register/us/ironwood-commercial-builders-inc/"
      },
      {
        "name": "SES CONSTRUCTORS LLC",
        "url": "https://assay-systems.com/register/us/ses-constructors-llc-a704/"
      },
      {
        "name": "MARION HILL ASSOCIATES, INC",
        "url": "https://assay-systems.com/register/us/marion-hill-associates-inc/"
      },
      {
        "name": "WRX CONTRACTING, LLC",
        "url": "https://assay-systems.com/register/us/wrx-contracting-llc/"
      },
      {
        "name": "LILLARD & CLARK CONSTRUCTION CO INC",
        "url": "https://assay-systems.com/register/us/lillard-clark-construction-co-inc/"
      },
      {
        "name": "MASSILLON CONSTRUCTION AND SUPPLY LLC",
        "url": "https://assay-systems.com/register/us/massillon-construction-and-supply-llc/"
      },
      {
        "name": "ACHUTI LLC",
        "url": "https://assay-systems.com/register/us/achuti-llc/"
      },
      {
        "name": "PRIME CONTRACTING SERVICES INC",
        "url": "https://assay-systems.com/register/us/prime-contracting-services-inc/"
      },
      {
        "name": "SNA CONTRACTING LLC",
        "url": "https://assay-systems.com/register/us/sna-contracting-llc/"
      },
      {
        "name": "BASLER SERVICES LLC",
        "url": "https://assay-systems.com/register/us/basler-services-llc/"
      },
      {
        "name": "ADVANCED AMERICAN CONSTRUCTION, INC.",
        "url": "https://assay-systems.com/register/us/advanced-american-construction-inc/"
      },
      {
        "name": "JVR LLC",
        "url": "https://assay-systems.com/register/us/jvr-llc/"
      },
      {
        "name": "BAMI TECHNOLOGIES LLC",
        "url": "https://assay-systems.com/register/us/bami-technologies-llc/"
      },
      {
        "name": "HAMILTON PACIFIC CHAMBERLAIN LLC",
        "url": "https://assay-systems.com/register/us/hamilton-pacific-chamberlain-llc/"
      },
      {
        "name": "CENTRAL ENVIRONMENTAL INC",
        "url": "https://assay-systems.com/register/us/central-environmental-inc/"
      },
      {
        "name": "MACNAK CONSTRUCTION LLC",
        "url": "https://assay-systems.com/register/us/macnak-construction-llc/"
      },
      {
        "name": "YALE CREEK INC",
        "url": "https://assay-systems.com/register/us/yale-creek-inc/"
      },
      {
        "name": "REEL COH INC",
        "url": "https://assay-systems.com/register/us/reel-coh-inc/"
      },
      {
        "name": "AQUA TERRA RESTORATION LLC",
        "url": "https://assay-systems.com/register/us/aqua-terra-restoration-llc/"
      },
      {
        "name": "STUEVER DIRTWORKS, LLC",
        "url": "https://assay-systems.com/register/us/stuever-dirtworks-llc/"
      },
      {
        "name": "BRAUN CONSTRUCTION & DESIGN LLC",
        "url": "https://assay-systems.com/register/us/braun-construction-design-llc/"
      },
      {
        "name": "CEDARVILLE ENGINEERING GROUP LLC",
        "url": "https://assay-systems.com/register/us/cedarville-engineering-group-llc/"
      },
      {
        "name": "D.J. GROUP INC",
        "url": "https://assay-systems.com/register/us/d-j-group-inc/"
      },
      {
        "name": "SIERRAS CONSTRUCTION, LLC",
        "url": "https://assay-systems.com/register/us/sierras-construction-llc/"
      },
      {
        "name": "LCI TRUCKING AND CONSTRUCTION LLC",
        "url": "https://assay-systems.com/register/us/lci-trucking-and-construction-llc/"
      },
      {
        "name": "GRILLOT CONSTRUCTION LLC",
        "url": "https://assay-systems.com/register/us/grillot-construction-llc/"
      },
      {
        "name": "NORTH WIND GENERAL CONTRACTORS LLC",
        "url": "https://assay-systems.com/register/us/north-wind-general-contractors-llc-2959/"
      },
      {
        "name": "CONSTRUCTION SOLUTIONS GROUP, LLC",
        "url": "https://assay-systems.com/register/us/construction-solutions-group/"
      },
      {
        "name": "JACKSON EXCAVATION, INC",
        "url": "https://assay-systems.com/register/us/jackson-excavation/"
      },
      {
        "name": "EMAGINEERED SOLUTIONS INC",
        "url": "https://assay-systems.com/register/us/emagineered-solutions-inc/"
      },
      {
        "name": "CF PADILLA LLC",
        "url": "https://assay-systems.com/register/us/cf-padilla-llc/"
      },
      {
        "name": "GRIFFITH CONTRACTING LLC",
        "url": "https://assay-systems.com/register/us/griffith-contracting-llc-27a8/"
      },
      {
        "name": "SOUTHWIND CONSTRUCTION SERVICES, LLC",
        "url": "https://assay-systems.com/register/us/southwind-construction-services-llc/"
      },
      {
        "name": "SIEVERT ELECTRIC SERVICE AND SALES COMPANY",
        "url": "https://assay-systems.com/register/us/sievert-electric-service-and-sales-company/"
      },
      {
        "name": "ARTIK ADS, LLC",
        "url": "https://assay-systems.com/register/us/artik-ads-llc/"
      },
      {
        "name": "INNOVATIVE PERFORMANCE CONSTRUCTION CO LLC",
        "url": "https://assay-systems.com/register/us/innovative-performance-construction-co-llc/"
      },
      {
        "name": "ATLAS MACHINE & SUPPLY INC",
        "url": "https://assay-systems.com/register/us/atlas-machine-supply-inc/"
      },
      {
        "name": "PARAGON RESTORATION II, INC",
        "url": "https://assay-systems.com/register/us/paragon-restoration-ii-inc/"
      },
      {
        "name": "C-A NATIVE CONSTRUCTORS INC",
        "url": "https://assay-systems.com/register/us/c-a-native-constructors-inc/"
      },
      {
        "name": "TUNHEIM CONSTRUCTION, LLC",
        "url": "https://assay-systems.com/register/us/tunheim-construction-llc/"
      },
      {
        "name": "RF CONSTRUCTION LLC",
        "url": "https://assay-systems.com/register/us/rf-construction-llc/"
      },
      {
        "name": "PROTEXIS COMMAND AND CONTROL SERVICES LLC",
        "url": "https://assay-systems.com/register/us/protexis-command-and-control-services-llc/"
      },
      {
        "name": "ESTHER & COMPANY 4:14, LLC",
        "url": "https://assay-systems.com/register/us/esther-company-4-14-llc/"
      },
      {
        "name": "RIO BUILDINGS AND FACILITIES LLC",
        "url": "https://assay-systems.com/register/us/rio-buildings-and-facilities-llc/"
      },
      {
        "name": "JMG VENTURES, LLC",
        "url": "https://assay-systems.com/register/us/jmg-ventures-llc/"
      },
      {
        "name": "HORIZON SOLUTION COMPANY",
        "url": "https://assay-systems.com/register/us/horizon-solution-company/"
      },
      {
        "name": "VARNER CONSTRUCTION LLC",
        "url": "https://assay-systems.com/register/us/varner-construction-llc/"
      },
      {
        "name": "SUNBELT RENTALS, INC",
        "url": "https://assay-systems.com/register/us/sunbelt-rentals-inc/"
      },
      {
        "name": "BRATSLAVSKY CONSULTING ENGINEERS, INC.",
        "url": "https://assay-systems.com/register/us/bratslavsky-consulting-engineers-inc/"
      },
      {
        "name": "HUNT UNDERWATER SPECIALTIES, LLC",
        "url": "https://assay-systems.com/register/us/hunt-underwater-specialties-llc/"
      },
      {
        "name": "FORRESTER & ASSOCIATES LLC",
        "url": "https://assay-systems.com/register/us/forrester-associates-llc/"
      },
      {
        "name": "All suppliers in United States, A to Z",
        "url": "https://assay-systems.com/register/us/a-z/"
      }
    ],
    "assay_record": "ASY-US-08JSZR2150",
    "cite_as": "Assay Systems, \"Repair or alteration of dams (Z2KA): United States public contracts since 2024\", https://assay-systems.com/register/us/line/repair-or-alteration-of-dams/"
  }
}