{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-16T10:58:30Z",
  "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-1JE9NWE1IR",
    "type": "line",
    "country": "es",
    "name": "Operation of water supplies: Spain public contracts since 2024",
    "url": "https://assay-systems.com/register/es/line/operation-of-water-supplies/",
    "text": [
      "Since January 2024 the line carries 31 award notices from 22 buyers. 40 suppliers share it.",
      "12 in 2024. 12 in 2025. 7 in the first 9 months of 2026.",
      "16 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": "FCC Aqualia, S.A.",
        "url": "https://assay-systems.com/register/es/fcc-aqualia-s-a/"
      },
      {
        "name": "AQUONA, GESTION DE AGUAS DE CASTILLA SAU",
        "url": "https://assay-systems.com/register/es/aquona-gestion-de-aguas-de-castilla-sau/"
      },
      {
        "name": "EXCAVACIONES ASENSI ESPI, S.L",
        "url": "https://assay-systems.com/register/es/excavaciones-asensi-espi-s-l/"
      },
      {
        "name": "ACCIONA AGUA, S.A.",
        "url": "https://assay-systems.com/register/es/acciona-agua-s-a/"
      },
      {
        "name": "ACSA OBRAS E INFRAESTRUCTURAS, S.A.",
        "url": "https://assay-systems.com/register/es/acsa-obras-e-infraestructuras-s-a/"
      },
      {
        "name": "AQLARA CICLO INTEGRAL DEL AGUA, S.A.",
        "url": "https://assay-systems.com/register/es/aqlara-ciclo-integral-del-agua-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": "AQUONA GESTIÓN DE AGUAS DE CASTILLA S.A.U.",
        "url": "https://assay-systems.com/register/es/aquona-gestion-de-aguas-de-castilla-s-a-u/"
      },
      {
        "name": "Áridos y Excavaciones Carmelo Lobera, S.L.",
        "url": "https://assay-systems.com/register/es/aridos-y-excavaciones-carmelo-lobera-s-l/"
      },
      {
        "name": "AURAVAL INGENIEROS, S.L.",
        "url": "https://assay-systems.com/register/es/auraval-ingenieros-s-l/"
      },
      {
        "name": "CARMOCON, S.A.-LIMPIEZA DE TUBOS NAVARRO, S.L.",
        "url": "https://assay-systems.com/register/es/carmocon-s-a-limpieza-de-tubos-navarro-s-l/"
      },
      {
        "name": "CONSTRUCCIONES URDECON, S.A.",
        "url": "https://assay-systems.com/register/es/construcciones-urdecon-s-a/"
      },
      {
        "name": "CONTROL Y GEOLOGIA, S.A.",
        "url": "https://assay-systems.com/register/es/control-y-geologia-s-a/"
      },
      {
        "name": "ELECNOR SERVICIOS Y PROYECTOS SAU- CONTRATAS Y SERVICIOS OCR, S.L.",
        "url": "https://assay-systems.com/register/es/elecnor-servicios-y-proyectos-sau-contratas-y-servicios-ocr-s-l/"
      },
      {
        "name": "ELECNOR SERVICIOS Y PROYECTOS, S.A.U.",
        "url": "https://assay-systems.com/register/es/elecnor-servicios-y-proyectos-s-a-u/"
      },
      {
        "name": "Elsamex Gestión de Infraestructuras, S.L.",
        "url": "https://assay-systems.com/register/es/elsamex-gestion-de-infraestructuras-s-l/"
      },
      {
        "name": "FACSA-SOCAMEX",
        "url": "https://assay-systems.com/register/es/facsa-socamex/"
      },
      {
        "name": "FERROVIAL CONSTRUCCIÓN, S.A. Y FULTON SERVICIOS INTEGRALES, S.A.",
        "url": "https://assay-systems.com/register/es/ferrovial-construccion-s-a-y-fulton-servicios-integrales-s-a/"
      },
      {
        "name": "Global Omnium Medioambiente. S.L.",
        "url": "https://assay-systems.com/register/es/global-omnium-medioambiente-s-l/"
      },
      {
        "name": "Global Omnium Medioambiente. S.L. - Ciclagua S.A. - Aguas de Valencia S.A.",
        "url": "https://assay-systems.com/register/es/global-omnium-medioambiente-s-l-ciclagua-s-a-aguas-de-valencia-s-a/"
      },
      {
        "name": "LABAQUA, S.A.U.",
        "url": "https://assay-systems.com/register/es/labaqua-s-a-u/"
      },
      {
        "name": "MS INGENIEROS, S.L.U.",
        "url": "https://assay-systems.com/register/es/ms-ingenieros-s-l-u/"
      },
      {
        "name": "PAVAGUA Ambiental, S.L.U.",
        "url": "https://assay-systems.com/register/es/pavagua-ambiental-s-l-u/"
      },
      {
        "name": "Sacyr Agua S.L.",
        "url": "https://assay-systems.com/register/es/sacyr-agua-s-l/"
      },
      {
        "name": "SOCAMEX S.A.U.",
        "url": "https://assay-systems.com/register/es/socamex-s-a-u/"
      },
      {
        "name": "SOCIEDAD FOMENTO AGRICOLA CASTELLONENSE, S.A.",
        "url": "https://assay-systems.com/register/es/sociedad-fomento-agricola-castellonense-s-a/"
      },
      {
        "name": "TECNICAS DE DESALINIZACION DE AGUAS, S.A.",
        "url": "https://assay-systems.com/register/es/tecnicas-de-desalinizacion-de-aguas-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": "UTE ACCIONA MANTENIMIENTO SA - ALTERNA TECNOLOGÍAS SL",
        "url": "https://assay-systems.com/register/es/ute-acciona-mantenimiento-sa-alterna-tecnologias-sl/"
      },
      {
        "name": "UTE ACSA, OBRAS E INFRAESTRUCTURAS, S.A.U. - HIDRALIA GESTIÓN INTEGRAL DE AGUAS DE ANDALUCÍA S.A.",
        "url": "https://assay-systems.com/register/es/ute-acsa-obras-e-infraestructuras-s-a-u-hidralia-gestion-integral-de-aguas-de-andalucia-s-a/"
      },
      {
        "name": "UTE EDARS LOTES I Y II LA RIOJA",
        "url": "https://assay-systems.com/register/es/ute-edars-lotes-i-y-ii-la-rioja/"
      },
      {
        "name": "UTE ELECNOR SERVICIOS Y PROYECTOS SAU/TÉCNICAS DE DESALINIZACIÓN DE AGUAS, S.A.",
        "url": "https://assay-systems.com/register/es/ute-elecnor-servicios-y-proyectos-sau-tecnicas-de-desalinizacion-de-aguas-s-a/"
      },
      {
        "name": "UTE FACSA-EXMAN",
        "url": "https://assay-systems.com/register/es/ute-facsa-exman/"
      },
      {
        "name": "UTE INIMA-SAV-CICLAGUA UTE III-LOTE III RIOJA MEDIA",
        "url": "https://assay-systems.com/register/es/ute-inima-sav-ciclagua-ute-iii-lote-iii-rioja-media/"
      },
      {
        "name": "UTE LICUAS S.A. - ULLASTRES, S.A.",
        "url": "https://assay-systems.com/register/es/ute-licuas-s-a-ullastres-s-a/"
      },
      {
        "name": "UTE MAJOIN-TEDAGUA-AQLARA",
        "url": "https://assay-systems.com/register/es/ute-majoin-tedagua-aqlara/"
      },
      {
        "name": "UTE PAVAGUA-IGNIS H2O",
        "url": "https://assay-systems.com/register/es/ute-pavagua-ignis-h2o/"
      },
      {
        "name": "UTE SACYR AGUA, S.L._TALLERES Y GRÚAS GONZÁLEZ S.L.U.",
        "url": "https://assay-systems.com/register/es/ute-sacyr-agua-s-l-talleres-y-gruas-gonzalez-s-l-u/"
      }
    ],
    "assay_record": "ASY-ES-1JE9NWE1IR",
    "cite_as": "Assay Systems, \"Operation of water supplies: Spain public contracts since 2024\", https://assay-systems.com/register/es/line/operation-of-water-supplies/"
  }
}