{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-16T18:28:14Z",
  "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-ES-0JWS6WZ0P4",
    "type": "line",
    "country": "es",
    "name": "Construction works for plants, mining and manufacturing and for buildings relating to the oil and gas industry: Spain public contracts since 2024",
    "url": "https://assay-systems.com/register/es/line/construction-works-for-plants-mining-and-manufacturing-and-for-buildings-relating-to-the-oil-and-gas-industry/",
    "text": [
      "Since January 2024 the line carries 298 award notices from 169 buyers. 558 suppliers share it.",
      "86 in 2024. 116 in 2025. 96 in the first 9 months of 2026.",
      "257 of them had no award notice in the register from November 2023 to 2024.",
      "Names every buyer behind the figures and, for each award notice, the supplier, the award date, the notice number and the value where one is disclosed, and the notices behind every figure.",
      "Share of the line held by each of its largest suppliers, by number of award notices, in the TED register for Spain."
    ],
    "records": [
      {
        "name": "all lines",
        "url": "https://assay-systems.com/register/es/"
      },
      {
        "name": "ELECNOR SERVICIOS Y PROYECTOS, S.A.U.",
        "url": "https://assay-systems.com/register/es/elecnor-servicios-y-proyectos-s-a-u/"
      },
      {
        "name": "FCC Aqualia, S.A.",
        "url": "https://assay-systems.com/register/es/fcc-aqualia-s-a/"
      },
      {
        "name": "S.A. DE OBRAS Y SERVICIOS, COPASA",
        "url": "https://assay-systems.com/register/es/s-a-de-obras-y-servicios-copasa/"
      },
      {
        "name": "TECMAN SERVICIOS DE VALOR AÑADIDO S L",
        "url": "https://assay-systems.com/register/es/tecman-servicios-de-valor-anadido-s-l/"
      },
      {
        "name": "EULEN, S.A.",
        "url": "https://assay-systems.com/register/es/eulen-s-a/"
      },
      {
        "name": "GIROA, S.A.",
        "url": "https://assay-systems.com/register/es/giroa-s-a/"
      },
      {
        "name": "PESA MEDIOAMBIENTE S.A.U.",
        "url": "https://assay-systems.com/register/es/pesa-medioambiente-s-a-u/"
      },
      {
        "name": "MONCOBRA, S.A.",
        "url": "https://assay-systems.com/register/es/moncobra-s-a/"
      },
      {
        "name": "SERVEO SERVICIOS, S.A.U.",
        "url": "https://assay-systems.com/register/es/serveo-servicios-s-a-u/"
      },
      {
        "name": "DRAGADOS S.A.",
        "url": "https://assay-systems.com/register/es/dragados-s-a/"
      },
      {
        "name": "SOCIEDAD DE FOMENTO AGRÍCOLA CASTELLONENSE, S.A.",
        "url": "https://assay-systems.com/register/es/sociedad-de-fomento-agricola-castellonense-s-a/"
      },
      {
        "name": "ELECNOR SERVICIOS Y PROYECTOS SAU",
        "url": "https://assay-systems.com/register/es/elecnor-servicios-y-proyectos-sau/"
      },
      {
        "name": "ELECNOR SERVICIOS Y PROYECTOS, S.A.",
        "url": "https://assay-systems.com/register/es/elecnor-servicios-y-proyectos-s-a/"
      },
      {
        "name": "ERASMIL MANTENIMIENTOS, S.L.",
        "url": "https://assay-systems.com/register/es/erasmil-mantenimientos-s-l/"
      },
      {
        "name": "FERROVIAL CONSTRUCCIÓN, S.A.",
        "url": "https://assay-systems.com/register/es/ferrovial-construccion-s-a/"
      },
      {
        "name": "IMESAPI, S.A.",
        "url": "https://assay-systems.com/register/es/imesapi-s-a/"
      },
      {
        "name": "OTIS MOBILITY S.A.",
        "url": "https://assay-systems.com/register/es/otis-mobility-s-a/"
      },
      {
        "name": "TRENASA S.A.",
        "url": "https://assay-systems.com/register/es/trenasa-s-a/"
      },
      {
        "name": "ACCIONA AGUA, S.A.",
        "url": "https://assay-systems.com/register/es/acciona-agua-s-a/"
      },
      {
        "name": "ACSA OBRAS E INFRAESTRUCTURAS SAU",
        "url": "https://assay-systems.com/register/es/acsa-obras-e-infraestructuras-sau/"
      },
      {
        "name": "CLECE FS SA",
        "url": "https://assay-systems.com/register/es/clece-fs-sa/"
      },
      {
        "name": "CONSTRUCCIONES RUBAU, S.A.",
        "url": "https://assay-systems.com/register/es/construcciones-rubau-s-a/"
      },
      {
        "name": "CONSTRUCCIONES SÁNCHEZ DOMÍNGUEZ-SANDO, S.A.U.",
        "url": "https://assay-systems.com/register/es/construcciones-sanchez-dominguez-sando-s-a-u/"
      },
      {
        "name": "Elsamex Gestión de Infraestructuras, S.L.",
        "url": "https://assay-systems.com/register/es/elsamex-gestion-de-infraestructuras-s-l/"
      },
      {
        "name": "PREVENTOS MEDIA SL",
        "url": "https://assay-systems.com/register/es/preventos-media-sl/"
      },
      {
        "name": "Seranco SA",
        "url": "https://assay-systems.com/register/es/seranco-sa/"
      },
      {
        "name": "SERANCO, S.A.",
        "url": "https://assay-systems.com/register/es/seranco-s-a/"
      },
      {
        "name": "SIEMENS, S.A.",
        "url": "https://assay-systems.com/register/es/siemens-s-a/"
      },
      {
        "name": "VIAS Y CONSTRUCCIONES, S.A.",
        "url": "https://assay-systems.com/register/es/vias-y-construcciones-s-a/"
      },
      {
        "name": "ABALA INFRAESTRUCTURAS, S.L.",
        "url": "https://assay-systems.com/register/es/abala-infraestructuras-s-l/"
      },
      {
        "name": "AGRUPACIÓN GUINOVART OBRAS Y SERVICIOS HISPANIA, S.A.",
        "url": "https://assay-systems.com/register/es/agrupacion-guinovart-obras-y-servicios-hispania-s-a/"
      },
      {
        "name": "AGUA, RESIDUOS Y MEDIO AMBIENTE, S.A.",
        "url": "https://assay-systems.com/register/es/agua-residuos-y-medio-ambiente-s-a/"
      },
      {
        "name": "ALDESA CONSTRUCCIONES, S.A.",
        "url": "https://assay-systems.com/register/es/aldesa-construcciones-s-a/"
      },
      {
        "name": "ALVAC, S.A.",
        "url": "https://assay-systems.com/register/es/alvac-s-a/"
      },
      {
        "name": "Api movilidad S.A.",
        "url": "https://assay-systems.com/register/es/api-movilidad-s-a/"
      },
      {
        "name": "ARGOTEK INSTALACIONES, S.L.U.",
        "url": "https://assay-systems.com/register/es/argotek-instalaciones-s-l-u/"
      },
      {
        "name": "ARNO INFRAESTRUCTURAS, S.L.U.",
        "url": "https://assay-systems.com/register/es/arno-infraestructuras-s-l-u/"
      },
      {
        "name": "ASCH INFRAESTRUCTURAS Y SERVICIOS, S.A.",
        "url": "https://assay-systems.com/register/es/asch-infraestructuras-y-servicios-s-a/"
      },
      {
        "name": "ASFALTOMEROS, S.A.",
        "url": "https://assay-systems.com/register/es/asfaltomeros-s-a/"
      },
      {
        "name": "Asfaltos y Construcciones Elsan, S.A.U.",
        "url": "https://assay-systems.com/register/es/asfaltos-y-construcciones-elsan-s-a-u/"
      },
      {
        "name": "BECSA, S.A.",
        "url": "https://assay-systems.com/register/es/becsa-s-a/"
      },
      {
        "name": "BROMLEY TRADE MARKETING SL",
        "url": "https://assay-systems.com/register/es/bromley-trade-marketing-sl/"
      },
      {
        "name": "CADAGUA, S.A.",
        "url": "https://assay-systems.com/register/es/cadagua-s-a/"
      },
      {
        "name": "CAMPEZO OBRAS Y SERVICIOS, S.A.",
        "url": "https://assay-systems.com/register/es/campezo-obras-y-servicios-s-a/"
      },
      {
        "name": "CIVINED, SLU",
        "url": "https://assay-systems.com/register/es/civined-slu/"
      },
      {
        "name": "COBRA INSTALACIONES Y SERVICIOS, S.A.U.",
        "url": "https://assay-systems.com/register/es/cobra-instalaciones-y-servicios-s-a-u/"
      },
      {
        "name": "COMSA, S.A.U.",
        "url": "https://assay-systems.com/register/es/comsa-s-a-u/"
      },
      {
        "name": "CONEGOAL SL",
        "url": "https://assay-systems.com/register/es/conegoal-sl/"
      },
      {
        "name": "Construcciones Hijos de Alonso Ávila s.l.",
        "url": "https://assay-systems.com/register/es/construcciones-hijos-de-alonso-avila-s-l/"
      },
      {
        "name": "CONSTRUCCIONES URDECON, S.A.",
        "url": "https://assay-systems.com/register/es/construcciones-urdecon-s-a/"
      },
      {
        "name": "CONTROL Y MONTAJES INDUSTRIALES CYMI SA",
        "url": "https://assay-systems.com/register/es/control-y-montajes-industriales-cymi-sa/"
      },
      {
        "name": "COPCISA, S.A.",
        "url": "https://assay-systems.com/register/es/copcisa-s-a/"
      },
      {
        "name": "COX T&I, SLU",
        "url": "https://assay-systems.com/register/es/cox-t-i-slu/"
      },
      {
        "name": "Cox Water, S.L.U",
        "url": "https://assay-systems.com/register/es/cox-water-s-l-u/"
      },
      {
        "name": "Cyes Infraestructuras, S.L.U.",
        "url": "https://assay-systems.com/register/es/cyes-infraestructuras-s-l-u/"
      },
      {
        "name": "Dormakaba España, S.A.U",
        "url": "https://assay-systems.com/register/es/dormakaba-espana-s-a-u/"
      },
      {
        "name": "DRACE INFRAESTRUCTURAS, S.A.",
        "url": "https://assay-systems.com/register/es/drace-infraestructuras-s-a/"
      },
      {
        "name": "ECOASFALT, .S.A",
        "url": "https://assay-systems.com/register/es/ecoasfalt-s-a/"
      },
      {
        "name": "ECOCIVIL ELECTROMUR G.E., S.L.",
        "url": "https://assay-systems.com/register/es/ecocivil-electromur-g-e-s-l/"
      },
      {
        "name": "EDIFESA OBRAS Y PROYECTOS, S.A.",
        "url": "https://assay-systems.com/register/es/edifesa-obras-y-proyectos-s-a/"
      },
      {
        "name": "EDIFICACION LOGISTICA, INDUSTRIAL Y TERCIARIA, S.L.",
        "url": "https://assay-systems.com/register/es/edificacion-logistica-industrial-y-terciaria-s-l/"
      },
      {
        "name": "Eiffage Energia S.L.U.",
        "url": "https://assay-systems.com/register/es/eiffage-energia-s-l-u/"
      },
      {
        "name": "EIFFAGE INFRAESTRUCTURAS, S.A",
        "url": "https://assay-systems.com/register/es/eiffage-infraestructuras-s-a/"
      },
      {
        "name": "ELECTRONIC TRAFIC, S.A.",
        "url": "https://assay-systems.com/register/es/electronic-trafic-s-a/"
      },
      {
        "name": "ELECTROTECNIA MONRABAL SLU",
        "url": "https://assay-systems.com/register/es/electrotecnia-monrabal-slu/"
      },
      {
        "name": "ENATICA ENERGÍA S.L.",
        "url": "https://assay-systems.com/register/es/enatica-energia-s-l/"
      },
      {
        "name": "ETRALUX, S.A.",
        "url": "https://assay-systems.com/register/es/etralux-s-a/"
      },
      {
        "name": "FACTORIA, GESTION Y CONSULTORIA S.L.",
        "url": "https://assay-systems.com/register/es/factoria-gestion-y-consultoria-s-l/"
      },
      {
        "name": "FCC CONSTRUCCIÓN, SA",
        "url": "https://assay-systems.com/register/es/fcc-construccion-sa/"
      },
      {
        "name": "FCC CONSTRUCCIÓN, S.A.",
        "url": "https://assay-systems.com/register/es/fcc-construccion-s-a/"
      },
      {
        "name": "FELTRERO DIVISION ARTE SL",
        "url": "https://assay-systems.com/register/es/feltrero-division-arte-sl/"
      },
      {
        "name": "FELTRERO DIVISION ARTE, S.L",
        "url": "https://assay-systems.com/register/es/feltrero-division-arte-s-l/"
      },
      {
        "name": "FULTON S.A.",
        "url": "https://assay-systems.com/register/es/fulton-s-a/"
      },
      {
        "name": "GEVORA CONSTRUCCIONES S.A.",
        "url": "https://assay-systems.com/register/es/gevora-construcciones-s-a/"
      },
      {
        "name": "GOSADEX SL",
        "url": "https://assay-systems.com/register/es/gosadex-sl/"
      },
      {
        "name": "GRUNDILA S.L.",
        "url": "https://assay-systems.com/register/es/grundila-s-l/"
      },
      {
        "name": "GRUPO BERTOLIN, SAU",
        "url": "https://assay-systems.com/register/es/grupo-bertolin-sau/"
      },
      {
        "name": "GUEROLA ÁRIDOS Y HORMIGONES S.L",
        "url": "https://assay-systems.com/register/es/guerola-aridos-y-hormigones-s-l/"
      },
      {
        "name": "GUEROLA INFRAESTRUCTURAS S.L.U.",
        "url": "https://assay-systems.com/register/es/guerola-infraestructuras-s-l-u/"
      },
      {
        "name": "INDICIA, S.L.",
        "url": "https://assay-systems.com/register/es/indicia-s-l/"
      },
      {
        "name": "INFRAESTRUCTURAS Y SERVICIOS SERVITRIA, S.A.",
        "url": "https://assay-systems.com/register/es/infraestructuras-y-servicios-servitria-s-a/"
      },
      {
        "name": "INGENIERIA DE SISTEMAS Y TELEMANDO, S.A.U",
        "url": "https://assay-systems.com/register/es/ingenieria-de-sistemas-y-telemando-s-a-u/"
      },
      {
        "name": "INGENIERIA Y DISEÑOS TECNICOS, S.A.U. ITUVAL, S.L.",
        "url": "https://assay-systems.com/register/es/ingenieria-y-disenos-tecnicos-s-a-u-ituval-s-l/"
      },
      {
        "name": "INMETOL SL",
        "url": "https://assay-systems.com/register/es/inmetol-sl/"
      },
      {
        "name": "ISLASFALTO, S.L.",
        "url": "https://assay-systems.com/register/es/islasfalto-s-l/"
      },
      {
        "name": "LOYPE ANIMACION, OCIO Y TIEMPO LIBRE S.L.U.",
        "url": "https://assay-systems.com/register/es/loype-animacion-ocio-y-tiempo-libre-s-l-u/"
      },
      {
        "name": "MARCO INFRAESTRUCTURAS Y MEDIO AMBIENTE, S.A.",
        "url": "https://assay-systems.com/register/es/marco-infraestructuras-y-medio-ambiente-s-a/"
      },
      {
        "name": "MEDITERRÁNEO DE OBRAS Y ASFALTOS S.A.",
        "url": "https://assay-systems.com/register/es/mediterraneo-de-obras-y-asfaltos-s-a/"
      },
      {
        "name": "MELCHOR MASCARÓ S.A.U",
        "url": "https://assay-systems.com/register/es/melchor-mascaro-s-a-u/"
      },
      {
        "name": "MONTAJES ELÉCTRICOS SAN IGNACIO, S.L.",
        "url": "https://assay-systems.com/register/es/montajes-electricos-san-ignacio-s-l/"
      },
      {
        "name": "MONTAJES MENDIBIL, S.L.",
        "url": "https://assay-systems.com/register/es/montajes-mendibil-s-l/"
      },
      {
        "name": "OBRASCON HUARTE LAIN SA",
        "url": "https://assay-systems.com/register/es/obrascon-huarte-lain-sa/"
      },
      {
        "name": "OCIDE CONSTRUCCION S.A.",
        "url": "https://assay-systems.com/register/es/ocide-construccion-s-a/"
      },
      {
        "name": "OHL SERVICIOS - INGESAN",
        "url": "https://assay-systems.com/register/es/ohl-servicios-ingesan/"
      },
      {
        "name": "ONDOAN SERVICIOS, S.A.U.",
        "url": "https://assay-systems.com/register/es/ondoan-servicios-s-a-u/"
      },
      {
        "name": "ORTHEM SERVICIOS Y ACTUACIONES AMBIENTALES, SAU",
        "url": "https://assay-systems.com/register/es/orthem-servicios-y-actuaciones-ambientales-sau/"
      },
      {
        "name": "ORTIZ CONSTRUCCIONES Y PROYECTOS SA",
        "url": "https://assay-systems.com/register/es/ortiz-construcciones-y-proyectos-sa/"
      },
      {
        "name": "PAVASAL EMPRESA CONSTRUCTORA, S.A.U.",
        "url": "https://assay-systems.com/register/es/pavasal-empresa-constructora-s-a-u/"
      },
      {
        "name": "PREFABRI, S.L.",
        "url": "https://assay-systems.com/register/es/prefabri-s-l/"
      },
      {
        "name": "PROYECTOS Y SUBCONTRATAS, S.L.",
        "url": "https://assay-systems.com/register/es/proyectos-y-subcontratas-s-l/"
      },
      {
        "name": "PROYME INGENIERIA Y CONSTRUCCION S.L.",
        "url": "https://assay-systems.com/register/es/proyme-ingenieria-y-construccion-s-l/"
      },
      {
        "name": "PUENTES Y CALZADAS INFRAESTRUCTURAS, S.L.U.",
        "url": "https://assay-systems.com/register/es/puentes-y-calzadas-infraestructuras-s-l-u/"
      },
      {
        "name": "RAYSO SERVICIOS 2014 S.L.",
        "url": "https://assay-systems.com/register/es/rayso-servicios-2014-s-l/"
      },
      {
        "name": "REMONDIS IBERIA, SAU",
        "url": "https://assay-systems.com/register/es/remondis-iberia-sau/"
      },
      {
        "name": "ROGASA CONSTRUCCIONES Y CONTRATAS, S.A.U.",
        "url": "https://assay-systems.com/register/es/rogasa-construcciones-y-contratas-s-a-u/"
      },
      {
        "name": "ROVER INFRAESTRUCTURAS, S.A.",
        "url": "https://assay-systems.com/register/es/rover-infraestructuras-s-a/"
      },
      {
        "name": "S.A. AGRICULTORES DE LA VEGA DE VALENCIA",
        "url": "https://assay-systems.com/register/es/s-a-agricultores-de-la-vega-de-valencia/"
      },
      {
        "name": "Sacyr Agua S.L.",
        "url": "https://assay-systems.com/register/es/sacyr-agua-s-l/"
      },
      {
        "name": "SACYR CONSERVACIÓN, S.A.",
        "url": "https://assay-systems.com/register/es/sacyr-conservacion-s-a/"
      },
      {
        "name": "SACYR CONSTRUCCIÓN, S.A.",
        "url": "https://assay-systems.com/register/es/sacyr-construccion-s-a/"
      },
      {
        "name": "SETEC BUILDING, S.L.U.",
        "url": "https://assay-systems.com/register/es/setec-building-s-l-u/"
      },
      {
        "name": "SOCIEDAD ANONIMA TRABAJOS Y OBRAS Unipersonal",
        "url": "https://assay-systems.com/register/es/sociedad-anonima-trabajos-y-obras-unipersonal/"
      },
      {
        "name": "SOCIEDAD GENERAL DE AGUAS DE BARCELONA SAU",
        "url": "https://assay-systems.com/register/es/sociedad-general-de-aguas-de-barcelona-sau/"
      },
      {
        "name": "SOCIEDAD IBÉRICA DE CONSTRUCCIONES ELÉCTRICAS, S.A.",
        "url": "https://assay-systems.com/register/es/sociedad-iberica-de-construcciones-electricas-s-a/"
      },
      {
        "name": "TECMO INSTALACIONES, OBRAS Y SERVICIOS, S.A.",
        "url": "https://assay-systems.com/register/es/tecmo-instalaciones-obras-y-servicios-s-a/"
      },
      {
        "name": "TECNOLOGIA DE LA CONSTRUCCION Y OBRAS PUBLICAS, S.A.",
        "url": "https://assay-systems.com/register/es/tecnologia-de-la-construccion-y-obras-publicas-s-a/"
      },
      {
        "name": "TK Elevadores España,S.L.",
        "url": "https://assay-systems.com/register/es/tk-elevadores-espana-s-l/"
      },
      {
        "name": "TORRESCAMARA Y CIA. DE OBRAS, S.A.",
        "url": "https://assay-systems.com/register/es/torrescamara-y-cia-de-obras-s-a/"
      },
      {
        "name": "TRABAJOS ESPECIALES MONTEFAN, S.L.",
        "url": "https://assay-systems.com/register/es/trabajos-especiales-montefan-s-l/"
      },
      {
        "name": "UC10, S.A.U.",
        "url": "https://assay-systems.com/register/es/uc10-s-a-u/"
      },
      {
        "name": "ULLASTRES S.A.",
        "url": "https://assay-systems.com/register/es/ullastres-s-a/"
      },
      {
        "name": "URBAMED PROJECTS, S.L.",
        "url": "https://assay-systems.com/register/es/urbamed-projects-s-l/"
      },
      {
        "name": "UTE:CADAGUA, S.A/FERROVIAL, CONSTRUCCION, S.A",
        "url": "https://assay-systems.com/register/es/ute-cadagua-s-a-ferrovial-construccion-s-a/"
      },
      {
        "name": "UTE FERROVIAL CONSTRUCCION, S.A./CADAGUA S.A.UTE",
        "url": "https://assay-systems.com/register/es/ute-ferrovial-construccion-s-a-cadagua-s-a-ute/"
      },
      {
        "name": "VARESER 96, S.L.",
        "url": "https://assay-systems.com/register/es/vareser-96-s-l/"
      },
      {
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        "name": "Servicios Técnicos de Limpiezas Industriales Miguel Arias, S.L.",
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        "url": "https://assay-systems.com/register/es/sorigue-acsa-conservacion-de-infraestructuras-s-a/"
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    "cite_as": "Assay Systems, \"Construction works for plants, mining and manufacturing and for buildings relating to the oil and gas industry: Spain public contracts since 2024\", https://assay-systems.com/register/es/line/construction-works-for-plants-mining-and-manufacturing-and-for-buildings-relating-to-the-oil-and-gas-industry/"
  }
}