{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-16T16:35:05Z",
  "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-06CWFKR1AX",
    "type": "line",
    "country": "es",
    "name": "General construction work for pipelines: Spain public contracts since 2024",
    "url": "https://assay-systems.com/register/es/line/general-construction-work-for-pipelines/",
    "text": [
      "Since January 2024 the line carries 52 award notices from 24 buyers. 167 suppliers share it.",
      "11 in 2024. 26 in 2025. 15 in the first 9 months of 2026.",
      "85 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": "FERROVIAL CONSTRUCCIÓN, S.A.",
        "url": "https://assay-systems.com/register/es/ferrovial-construccion-s-a/"
      },
      {
        "name": "OBRASCON HUARTE LAIN SA",
        "url": "https://assay-systems.com/register/es/obrascon-huarte-lain-sa/"
      },
      {
        "name": "ACSA OBRAS E INFRAESTRUCTURAS SAU",
        "url": "https://assay-systems.com/register/es/acsa-obras-e-infraestructuras-sau/"
      },
      {
        "name": "ARCOR, S.L.U.",
        "url": "https://assay-systems.com/register/es/arcor-s-l-u/"
      },
      {
        "name": "ARPO EMPRESA CONSTRUCTORA, S.A.",
        "url": "https://assay-systems.com/register/es/arpo-empresa-constructora-s-a/"
      },
      {
        "name": "COPSA EMPRESA CONSTRUCTORA, S.A.",
        "url": "https://assay-systems.com/register/es/copsa-empresa-constructora-s-a/"
      },
      {
        "name": "DRAGADOS S.A.",
        "url": "https://assay-systems.com/register/es/dragados-s-a/"
      },
      {
        "name": "ENEAS SERVICIOS INTEGRALES, S.A.",
        "url": "https://assay-systems.com/register/es/eneas-servicios-integrales-s-a/"
      },
      {
        "name": "GONZALEZ SOTO, S.A. y OBRAS E INFRAESTRUCTURAS CARTAGO, S.L.",
        "url": "https://assay-systems.com/register/es/gonzalez-soto-s-a-y-obras-e-infraestructuras-cartago-s-l/"
      },
      {
        "name": "UTE PADECASA OBRAS Y SERVICIOS, S.A.-CYCASA CANTERAS Y CONSTRUCCIONES, S.A.",
        "url": "https://assay-systems.com/register/es/ute-padecasa-obras-y-servicios-s-a-cycasa-canteras-y-construcciones-s-a/"
      },
      {
        "name": "ABALA INFRAESTRUCTURAS, S.L.",
        "url": "https://assay-systems.com/register/es/abala-infraestructuras-s-l/"
      },
      {
        "name": "ACCIONA AGUA, S.A.",
        "url": "https://assay-systems.com/register/es/acciona-agua-s-a/"
      },
      {
        "name": "ACINSER INTEGRAL, S.L.-ACEINSA MOVILIDAD S.A",
        "url": "https://assay-systems.com/register/es/acinser-integral-s-l-aceinsa-movilidad-s-a/"
      },
      {
        "name": "ACTIVIDADES DE TRASNPORTE Y SERVICIOS ALTIPLANO, S.L",
        "url": "https://assay-systems.com/register/es/actividades-de-trasnporte-y-servicios-altiplano-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": "AIGÜES DE BARCELONA, EMPRESA METROPOLITANA DE GESTIÓ DEL CICLE INTEGRAL DE L'AIGUA, S.A.",
        "url": "https://assay-systems.com/register/es/aigues-de-barcelona-empresa-metropolitana-de-gestio-del-cicle-integral-de-l-aigua-s-a/"
      },
      {
        "name": "ALDESA CONSTRUCCIONES, S.A.",
        "url": "https://assay-systems.com/register/es/aldesa-construcciones-s-a/"
      },
      {
        "name": "Alquiler Obras y Servicios Extremeños sl",
        "url": "https://assay-systems.com/register/es/alquiler-obras-y-servicios-extremenos-sl/"
      },
      {
        "name": "AMM OBRA CIVIL, CONSERVACIÓN Y CANALIZACIONES DEL LEVANTE, S.L.",
        "url": "https://assay-systems.com/register/es/amm-obra-civil-conservacion-y-canalizaciones-del-levante-s-l/"
      },
      {
        "name": "APIMOSA, S.L.",
        "url": "https://assay-systems.com/register/es/apimosa-s-l/"
      },
      {
        "name": "Api movilidad S.A.",
        "url": "https://assay-systems.com/register/es/api-movilidad-s-a/"
      },
      {
        "name": "AQUATEC, PROYECTOS PARA EL SECTOR DEL AGUA, S.A.U.",
        "url": "https://assay-systems.com/register/es/aquatec-proyectos-para-el-sector-del-agua-s-a-u/"
      },
      {
        "name": "ARGOTEK INSTALACIONES, S.L.U.",
        "url": "https://assay-systems.com/register/es/argotek-instalaciones-s-l-u/"
      },
      {
        "name": "ARIDOS Y EXCAVACIONES PLATERO MARTINEZ S.L.",
        "url": "https://assay-systems.com/register/es/aridos-y-excavaciones-platero-martinez-s-l/"
      },
      {
        "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": "ATFORTIS, S.L.",
        "url": "https://assay-systems.com/register/es/atfortis-s-l/"
      },
      {
        "name": "beceite forestal s.l.",
        "url": "https://assay-systems.com/register/es/beceite-forestal-s-l/"
      },
      {
        "name": "BECSA, S.A.",
        "url": "https://assay-systems.com/register/es/becsa-s-a/"
      },
      {
        "name": "Binaria Compañía General de Construcciones, S.L.",
        "url": "https://assay-systems.com/register/es/binaria-compania-general-de-construcciones-s-l/"
      },
      {
        "name": "BIOMASAS EXMA 2023, S.L.",
        "url": "https://assay-systems.com/register/es/biomasas-exma-2023-s-l/"
      },
      {
        "name": "Bitum Asfaltos e Infraestructuras S.L.",
        "url": "https://assay-systems.com/register/es/bitum-asfaltos-e-infraestructuras-s-l/"
      },
      {
        "name": "CALAF TRENCHING, SL",
        "url": "https://assay-systems.com/register/es/calaf-trenching-sl/"
      },
      {
        "name": "CALALLARGA S.L.",
        "url": "https://assay-systems.com/register/es/calallarga-s-l/"
      },
      {
        "name": "CAMPEZO OBRAS Y SERVICIOS, S.A.",
        "url": "https://assay-systems.com/register/es/campezo-obras-y-servicios-s-a/"
      },
      {
        "name": "CHM OBRAS E INFRAESTRUCTURAS SA",
        "url": "https://assay-systems.com/register/es/chm-obras-e-infraestructuras-sa/"
      },
      {
        "name": "CHM OBRAS E INFRAESTRUCTURAS SA-ALBAIDA INFRAESTRUCTURAS S.A.",
        "url": "https://assay-systems.com/register/es/chm-obras-e-infraestructuras-sa-albaida-infraestructuras-s-a/"
      },
      {
        "name": "CHM OBRAS E INFRAESTRUCTURAS S.A-ELSAMEX GESTION DE INFRAESTRUCTURAS S.L.",
        "url": "https://assay-systems.com/register/es/chm-obras-e-infraestructuras-s-a-elsamex-gestion-de-infraestructuras-s-l/"
      },
      {
        "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": "COMSA, S.A.U.-INMEVA INFRAESTRUCTURAS, S.L.-OBRAS HERGON, S.A.U.",
        "url": "https://assay-systems.com/register/es/comsa-s-a-u-inmeva-infraestructuras-s-l-obras-hergon-s-a-u/"
      },
      {
        "name": "CONEGOAL SL",
        "url": "https://assay-systems.com/register/es/conegoal-sl/"
      },
      {
        "name": "CONSTRUCCIONES ADOLFO SOBRINO, S.A.",
        "url": "https://assay-systems.com/register/es/construcciones-adolfo-sobrino-s-a/"
      },
      {
        "name": "CONSTRUCCIONES ALPI, S.A.",
        "url": "https://assay-systems.com/register/es/construcciones-alpi-s-a/"
      },
      {
        "name": "CONSTRUCCIONES GISMERO, S.A.U.",
        "url": "https://assay-systems.com/register/es/construcciones-gismero-s-a-u/"
      },
      {
        "name": "CONSTRUCCIONES SÁNCHEZ DOMÍNGUEZ-SANDO, S.A.U.",
        "url": "https://assay-systems.com/register/es/construcciones-sanchez-dominguez-sando-s-a-u/"
      },
      {
        "name": "CONSTRUCCIONES URDECON, S.A.",
        "url": "https://assay-systems.com/register/es/construcciones-urdecon-s-a/"
      },
      {
        "name": "Construcciones y Desmontes Ribera Navarra, S.A.",
        "url": "https://assay-systems.com/register/es/construcciones-y-desmontes-ribera-navarra-s-a/"
      },
      {
        "name": "Consultora de Riegos, S.A.",
        "url": "https://assay-systems.com/register/es/consultora-de-riegos-s-a/"
      },
      {
        "name": "CONTRATAS Y OBRAS SAN GREGORIO S.A.-AVIVA OBRAS INTEGRALES SL",
        "url": "https://assay-systems.com/register/es/contratas-y-obras-san-gregorio-s-a-aviva-obras-integrales-sl/"
      },
      {
        "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": "CRISOL OBRAS Y SERVICIOS, S.L.",
        "url": "https://assay-systems.com/register/es/crisol-obras-y-servicios-s-l/"
      },
      {
        "name": "Cyes Infraestructuras, S.L.U.",
        "url": "https://assay-systems.com/register/es/cyes-infraestructuras-s-l-u/"
      },
      {
        "name": "DEMAIN OBRAS Y SERVICIOS, S.L.",
        "url": "https://assay-systems.com/register/es/demain-obras-y-servicios-s-l/"
      },
      {
        "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 INFRAESTRUCTURAS, S.A",
        "url": "https://assay-systems.com/register/es/eiffage-infraestructuras-s-a/"
      },
      {
        "name": "ELECNOR SERVICIOS Y PROYECTOS SAU",
        "url": "https://assay-systems.com/register/es/elecnor-servicios-y-proyectos-sau/"
      },
      {
        "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": "ELECTROVAL LEVANTE, SL",
        "url": "https://assay-systems.com/register/es/electroval-levante-sl/"
      },
      {
        "name": "Elsamex Gestión de Infraestructuras, S.L.",
        "url": "https://assay-systems.com/register/es/elsamex-gestion-de-infraestructuras-s-l/"
      },
      {
        "name": "Espina Obras Hidráulicas, S.A. & Construcciones Leonardo Miguélez, S.L. Unión Temporal de Empresas",
        "url": "https://assay-systems.com/register/es/espina-obras-hidraulicas-s-a-construcciones-leonardo-miguelez-s-l-union-temporal-de-empresas/"
      },
      {
        "name": "ESPINA OBRAS HIDRAULICAS, S.A.U.-ADIANTE INFRAESTRUCTURAS, S.A.",
        "url": "https://assay-systems.com/register/es/espina-obras-hidraulicas-s-a-u-adiante-infraestructuras-s-a/"
      },
      {
        "name": "ETRALUX, S.A.",
        "url": "https://assay-systems.com/register/es/etralux-s-a/"
      },
      {
        "name": "EULEN, S.A.",
        "url": "https://assay-systems.com/register/es/eulen-s-a/"
      },
      {
        "name": "eurocatalana obres i serveis, S.L.U.",
        "url": "https://assay-systems.com/register/es/eurocatalana-obres-i-serveis-s-l-u/"
      },
      {
        "name": "EXBASA OBRAS Y SERVICIOS S.L.U.",
        "url": "https://assay-systems.com/register/es/exbasa-obras-y-servicios-s-l-u/"
      },
      {
        "name": "EXCAVACIONES FERMÍN OSÉS, S.L.",
        "url": "https://assay-systems.com/register/es/excavaciones-fermin-oses-s-l/"
      },
      {
        "name": "EXCAVACIONES Y MONTAJES VIGUERAS",
        "url": "https://assay-systems.com/register/es/excavaciones-y-montajes-vigueras/"
      },
      {
        "name": "FCC CONSTRUCCIÓN, S.A.",
        "url": "https://assay-systems.com/register/es/fcc-construccion-s-a/"
      },
      {
        "name": "FELIPE DEL ROSARIO HERNANDEZ S.L.",
        "url": "https://assay-systems.com/register/es/felipe-del-rosario-hernandez-s-l/"
      },
      {
        "name": "FERROVIAL CONSTRUCCIÓN, S.A. Y FERROVIAL ENERGIA, S.A.",
        "url": "https://assay-systems.com/register/es/ferrovial-construccion-s-a-y-ferrovial-energia-s-a/"
      },
      {
        "name": "FULTON S.A.",
        "url": "https://assay-systems.com/register/es/fulton-s-a/"
      },
      {
        "name": "GEOCIVIL, S.A.",
        "url": "https://assay-systems.com/register/es/geocivil-s-a/"
      },
      {
        "name": "GIGOSA, S.L.U.",
        "url": "https://assay-systems.com/register/es/gigosa-s-l-u/"
      },
      {
        "name": "Global Omnium Medioambiente. S.L.",
        "url": "https://assay-systems.com/register/es/global-omnium-medioambiente-s-l/"
      },
      {
        "name": "GOSADEX SL",
        "url": "https://assay-systems.com/register/es/gosadex-sl/"
      },
      {
        "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": "HERMANOS BAENA FORESTAL S.L.",
        "url": "https://assay-systems.com/register/es/hermanos-baena-forestal-s-l/"
      },
      {
        "name": "HERRERO TEMIÑO S.A.ASFALTIA SL",
        "url": "https://assay-systems.com/register/es/herrero-temino-s-a-asfaltia-sl/"
      },
      {
        "name": "HORMICONSA CANARIAS, SA - INESCO, SA",
        "url": "https://assay-systems.com/register/es/hormiconsa-canarias-sa-inesco-sa/"
      },
      {
        "name": "HORMIGONES INSULARES, S.L.",
        "url": "https://assay-systems.com/register/es/hormigones-insulares-s-l/"
      },
      {
        "name": "IBERSOL OBRAS Y SERVICIOS SL",
        "url": "https://assay-systems.com/register/es/ibersol-obras-y-servicios-sl/"
      },
      {
        "name": "IMANOX LEVANTE, S.L.",
        "url": "https://assay-systems.com/register/es/imanox-levante-s-l/"
      },
      {
        "name": "IMESAPI, S.A.",
        "url": "https://assay-systems.com/register/es/imesapi-s-a/"
      },
      {
        "name": "INACCES GEOTECNICA VERTICAL, S.L.",
        "url": "https://assay-systems.com/register/es/inacces-geotecnica-vertical-s-l/"
      },
      {
        "name": "INDICIA, S.L.",
        "url": "https://assay-systems.com/register/es/indicia-s-l/"
      },
      {
        "name": "INFRAESTRUCTURAS Y FERROCARRILES S.L.",
        "url": "https://assay-systems.com/register/es/infraestructuras-y-ferrocarriles-s-l/"
      },
      {
        "name": "INFRAESTRUCTURAS Y SERVICIOS SERVITRIA, S.A.",
        "url": "https://assay-systems.com/register/es/infraestructuras-y-servicios-servitria-s-a/"
      },
      {
        "name": "INGENIERIA Y DISEÑOS TECNICOS, S.A.U.",
        "url": "https://assay-systems.com/register/es/ingenieria-y-disenos-tecnicos-s-a-u/"
      },
      {
        "name": "Ingeniería y Técnicas Globales de Resolución Ambiental SLU",
        "url": "https://assay-systems.com/register/es/ingenieria-y-tecnicas-globales-de-resolucion-ambiental-slu/"
      },
      {
        "name": "INMETOL SL",
        "url": "https://assay-systems.com/register/es/inmetol-sl/"
      },
      {
        "name": "Innovaciones Técnicas y Recursos Constructivos, S.A.",
        "url": "https://assay-systems.com/register/es/innovaciones-tecnicas-y-recursos-constructivos-s-a/"
      },
      {
        "name": "JOGOSA OBRAS Y SERVICIOS, S.L.U.",
        "url": "https://assay-systems.com/register/es/jogosa-obras-y-servicios-s-l-u/"
      },
      {
        "name": "JOSÉ ANTONIO ROMERO POLO, S.A.U.",
        "url": "https://assay-systems.com/register/es/jose-antonio-romero-polo-s-a-u/"
      },
      {
        "name": "jose manuel muelas sl",
        "url": "https://assay-systems.com/register/es/jose-manuel-muelas-sl/"
      },
      {
        "name": "KALPAE IBERICA S.L.",
        "url": "https://assay-systems.com/register/es/kalpae-iberica-s-l/"
      },
      {
        "name": "LICUAS S.A.",
        "url": "https://assay-systems.com/register/es/licuas-s-a/"
      },
      {
        "name": "MARCO INFRAESTRUCTURAS Y MEDIO AMBIENTE, S.A.",
        "url": "https://assay-systems.com/register/es/marco-infraestructuras-y-medio-ambiente-s-a/"
      },
      {
        "name": "MARCO INFRAESTRUCTURAS Y MEDIO AMBIENTE, S.A. - CONSULTORA DE RIEGOS, S.A. - ELECTROMONTAJES ACOEMAN, S.L.",
        "url": "https://assay-systems.com/register/es/marco-infraestructuras-y-medio-ambiente-s-a-consultora-de-riegos-s-a-electromontajes-acoeman-s-l/"
      },
      {
        "name": "MEDITERRÁNEO DE OBRAS Y ASFALTOS S.A.",
        "url": "https://assay-systems.com/register/es/mediterraneo-de-obras-y-asfaltos-s-a/"
      },
      {
        "name": "M. I J. GRUAS, S.A.",
        "url": "https://assay-systems.com/register/es/m-i-j-gruas-s-a/"
      },
      {
        "name": "NATUREMA SL",
        "url": "https://assay-systems.com/register/es/naturema-sl/"
      },
      {
        "name": "NIPPON GASES ESPAÑA S.L.U.",
        "url": "https://assay-systems.com/register/es/nippon-gases-espana-s-l-u/"
      },
      {
        "name": "OBRAS Y SERVICIOS LOS JUSTOS S.L.",
        "url": "https://assay-systems.com/register/es/obras-y-servicios-los-justos-s-l/"
      },
      {
        "name": "OBRAS Y SERVICIOS PUBLICOS, S.A.",
        "url": "https://assay-systems.com/register/es/obras-y-servicios-publicos-s-a/"
      },
      {
        "name": "OCIDE CONSTRUCCION S.A.",
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        "name": "PAVENER SERVICIOS ENERGÉTICOS S.L.",
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        "name": "PROMOCIONES ALTOGRA SL",
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        "name": "PROYME INGENIERIA Y CONSTRUCCION S.L.",
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      {
        "name": "PUENTES Y CALZADAS INFRAESTRUCTURAS, S.L.U.",
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      {
        "name": "RAYSO SERVICIOS 2014 S.L.",
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      {
        "name": "RETINEO INGENIERÍA, S.L.",
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      {
        "name": "SACYR CONSERVACIÓN, S.A.",
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        "name": "SOCIEDAD ANONIMA TRABAJOS Y OBRAS Unipersonal",
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      {
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      {
        "name": "TALLERES Y GRUAS GONZALEZ, SLU-CONSULTORA DE RIEGOS SA",
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      {
        "name": "TECNOLOGIA DE LA CONSTRUCCION Y OBRAS PUBLICAS, S.A.",
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      },
      {
        "name": "TECSA, EMPRESA CONSTRUCTORA, S.A.",
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      {
        "name": "TOLEDANO EDIFICACIONES Y OBRAS PUBLICAS SL",
        "url": "https://assay-systems.com/register/es/toledano-edificaciones-y-obras-publicas-sl/"
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        "name": "TORRESCAMARA Y CIA. DE OBRAS, S.A.",
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      {
        "name": "TRABAJOS ESPECIALES MONTEFAN, S.L.",
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      },
      {
        "name": "TRANSPORTES QUIQUE, S.L.",
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      {
        "name": "UC10, S.A.U.",
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      {
        "name": "ULLASTRES S.A.",
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      {
        "name": "URBAMED PROJECTS, S.L.",
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      {
        "name": "URCOTEX INMOBILIARIA, S.L.U.",
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      {
        "name": "UTE ABASTECIMIENTO EL EJIDO",
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      },
      {
        "name": "UTE ACCIONA CONSTRUCCIÓN, S.A. - GRUPO BERTOLIN, S.A.U.",
        "url": "https://assay-systems.com/register/es/ute-acciona-construccion-s-a-grupo-bertolin-s-a-u/"
      },
      {
        "name": "UTE ALERO - GC",
        "url": "https://assay-systems.com/register/es/ute-alero-gc/"
      },
      {
        "name": "UTE CIVIS GLOBAL, S.L.U - OBRA CIVIL Y EDIFICACIÓN SEGESA S.L.",
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      },
      {
        "name": "UTE COMSA-CYCASA-ENVISER",
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      {
        "name": "UTE CONSTRUCCIONES Y OBRAS VALBUENA, S.A.U.- TRAUXIA, S.A.",
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      },
      {
        "name": "UTE Espina Obras Hidráulicas, S.A.U. - Jarquil Construcción, S.A.",
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      },
      {
        "name": "UTE GRUPOCOPSA, S.L.U.-ROUTE PONT, S.L.-OBRAS MARÍTIMAS Y SUBMARINAS, S.L.- ESTRUCTURAS CONDAL, S.A.",
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      },
      {
        "name": "UTE OBRASCÓN HUARTE LAIN - IMESAPI, S.A.",
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      },
      {
        "name": "UTE ORTIZ CONSTRUCCIONES Y PROYECTOS, S.A. - LICUAS, S.A.",
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      },
      {
        "name": "UTE VAINSA - SOLUCIONES TECNICAS",
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      },
      {
        "name": "VARESER 96, S.L.",
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      },
      {
        "name": "VEREDA SYSTEM SOTECONTROL, S.L.",
        "url": "https://assay-systems.com/register/es/vereda-system-sotecontrol-s-l/"
      },
      {
        "name": "VIALES Y OBRAS PÚBLICAS, S.A.",
        "url": "https://assay-systems.com/register/es/viales-y-obras-publicas-s-a/"
      },
      {
        "name": "VIAS Y CONSTRUCCIONES, S.A.",
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      },
      {
        "name": "VÍAS Y CONSTRUCCIONES, S.A. - MARTÍN CASILLAS, S.L.U.",
        "url": "https://assay-systems.com/register/es/vias-y-construcciones-s-a-martin-casillas-s-l-u/"
      },
      {
        "name": "VILOR INFRAESTRUCTURAS, S.L.",
        "url": "https://assay-systems.com/register/es/vilor-infraestructuras-s-l/"
      },
      {
        "name": "VIUDA DE SAINZ, S.A.",
        "url": "https://assay-systems.com/register/es/viuda-de-sainz-s-a/"
      }
    ],
    "assay_record": "ASY-ES-06CWFKR1AX",
    "cite_as": "Assay Systems, \"General construction work for pipelines: Spain public contracts since 2024\", https://assay-systems.com/register/es/line/general-construction-work-for-pipelines/"
  }
}