{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-18T04:27:16Z",
  "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-PY-138956B0B8",
    "type": "page",
    "country": "py",
    "name": "CUEVAS HERMANOS S.A: public contracts won without a rival in Paraguay",
    "url": "https://assay-systems.com/register/py/uncontested/s/cuevas-hermanos-s-a/",
    "figures": [
      {
        "label": "uncontested awards",
        "value": 44,
        "unit": "count"
      },
      {
        "label": "of its awards",
        "value": 34,
        "unit": "percent",
        "display": "34%"
      },
      {
        "label": "without a competition",
        "value": 0,
        "unit": "count"
      },
      {
        "label": "single bid",
        "value": 44,
        "unit": "count"
      }
    ],
    "text": [
      "CUEVAS HERMANOS S.A won 44 of its 131 public contract awards in Paraguay without a rival from 2016-03-01 to 2025-11-18: 0 without a competition and 44 after a competition that drew a single bid. 27 buyers awarded it without a rival, the largest Ministerio de Defensa Nacional (MDN) with 6."
    ],
    "tables": [
      [
        {},
        {
          "Date": "2025-08-26",
          "Buyer": "Instituto Paraguayo del Indígena (INDI) ocds-03ad3f-461526-1",
          "Buyer link": "https://assay-systems.com/register/py/uncontested/b/instituto-paraguayo-del-indigena-indi/",
          "How": "Single bid open",
          "Stated reason": "Licitación Pública Nacional"
        },
        {
          "Date": "2025-07-02",
          "Buyer": "Corte Suprema de Justicia (CSJ) ocds-03ad3f-464073-1",
          "Buyer link": "https://assay-systems.com/register/py/uncontested/b/corte-suprema-de-justicia-csj/",
          "How": "Single bid open",
          "Stated reason": "Menor cuantía nacional"
        },
        {
          "Date": "2024-11-19",
          "Buyer": "Municipalidad de Hernandarias ocds-03ad3f-455694-1",
          "Buyer link": "https://assay-systems.com/register/py/uncontested/b/municipalidad-de-hernandarias/",
          "How": "Single bid open",
          "Stated reason": "Menor cuantía nacional"
        },
        {
          "Date": "2024-11-08",
          "Buyer": "Agencia Financiera de Desarrollo (AFD) ocds-03ad3f-444888-1",
          "Buyer link": "https://assay-systems.com/register/py/uncontested/b/agencia-financiera-de-desarrollo-afd/",
          "How": "Single bid open",
          "Stated reason": "Menor cuantía nacional"
        },
        {
          "Date": "2024-10-25",
          "Buyer": "Servicio Nacional de Calidad y Sanidad Vegetal y de Semillas (SENAVE) ocds-03ad3f-453792-1",
          "Buyer link": "https://assay-systems.com/register/py/uncontested/b/servicio-nacional-de-calidad-y-sanidad-vegetal-y-de-semillas-senave/",
          "How": "Single bid open",
          "Stated reason": "Licitación Pública Nacional"
        },
        {
          "Date": "2022-11-16",
          "Buyer": "Ministerio de Justicia (MJ) ocds-03ad3f-418574-1",
          "Buyer link": "https://assay-systems.com/register/py/uncontested/b/ministerio-de-justicia-mj/",
          "How": "Single bid open",
          "Stated reason": "Concurso de Ofertas"
        }
      ]
    ],
    "records": [
      {
        "name": "all of Paraguay",
        "url": "https://assay-systems.com/register/py/uncontested/"
      },
      {
        "name": "record in the register",
        "url": "https://assay-systems.com/register/py/cuevas-hermanos-s-a/"
      },
      {
        "name": "Ministerio de Defensa Nacional (MDN)",
        "url": "https://assay-systems.com/register/py/uncontested/b/ministerio-de-defensa-nacional-mdn/"
      },
      {
        "name": "Corte Suprema de Justicia (CSJ)",
        "url": "https://assay-systems.com/register/py/uncontested/b/corte-suprema-de-justicia-csj/"
      },
      {
        "name": "Instituto Paraguayo de Tecnologia Agraria (IPTA)",
        "url": "https://assay-systems.com/register/py/uncontested/b/instituto-paraguayo-de-tecnologia-agraria-ipta/"
      },
      {
        "name": "Ministerio de Agricultura y Ganadería (MAG)",
        "url": "https://assay-systems.com/register/py/uncontested/b/ministerio-de-agricultura-y-ganaderia-mag/"
      },
      {
        "name": "Servicio Nacional de Calidad y Sanidad Vegetal y de Semillas (SENAVE)",
        "url": "https://assay-systems.com/register/py/uncontested/b/servicio-nacional-de-calidad-y-sanidad-vegetal-y-de-semillas-senave/"
      },
      {
        "name": "Ministerio de Tecnologías de la Información y Comunicación (MITIC)",
        "url": "https://assay-systems.com/register/py/uncontested/b/ministerio-de-tecnologias-de-la-informacion-y-comunicacion-mitic/"
      },
      {
        "name": "Gobierno Departamental de Boquerón",
        "url": "https://assay-systems.com/register/py/uncontested/b/gobierno-departamental-de-boqueron/"
      },
      {
        "name": "Administración Nacional de Electricidad (ANDE)",
        "url": "https://assay-systems.com/register/py/uncontested/b/administracion-nacional-de-electricidad-ande/"
      },
      {
        "name": "Dirección Nacional de Ingresos Tributarios (DNIT)",
        "url": "https://assay-systems.com/register/py/uncontested/b/direccion-nacional-de-ingresos-tributarios-dnit/"
      },
      {
        "name": "Ministerio del Ambiente y Desarrollo Sostenible (MADES)",
        "url": "https://assay-systems.com/register/py/uncontested/b/ministerio-del-ambiente-y-desarrollo-sostenible-mades/"
      },
      {
        "name": "Instituto Paraguayo del Indígena (INDI)",
        "url": "https://assay-systems.com/register/py/uncontested/b/instituto-paraguayo-del-indigena-indi/"
      },
      {
        "name": "Defensoría del Pueblo",
        "url": "https://assay-systems.com/register/py/uncontested/b/defensoria-del-pueblo/"
      },
      {
        "name": "Municipalidad de Hernandarias",
        "url": "https://assay-systems.com/register/py/uncontested/b/municipalidad-de-hernandarias/"
      },
      {
        "name": "Ministerio de Justicia (MJ)",
        "url": "https://assay-systems.com/register/py/uncontested/b/ministerio-de-justicia-mj/"
      },
      {
        "name": "Municipalidad de Encarnación",
        "url": "https://assay-systems.com/register/py/uncontested/b/municipalidad-de-encarnacion/"
      },
      {
        "name": "Presidencia de la República",
        "url": "https://assay-systems.com/register/py/uncontested/b/presidencia-de-la-republica/"
      },
      {
        "name": "Congreso Nacional (C.N.)",
        "url": "https://assay-systems.com/register/py/uncontested/b/congreso-nacional-c-n/"
      },
      {
        "name": "Agencia Financiera de Desarrollo (AFD)",
        "url": "https://assay-systems.com/register/py/uncontested/b/agencia-financiera-de-desarrollo-afd/"
      },
      {
        "name": "Gobierno Departamental de Paraguarí (PARAGUARÍ)",
        "url": "https://assay-systems.com/register/py/uncontested/b/gobierno-departamental-de-paraguari-paraguari/"
      },
      {
        "name": "Municipalidad de Cambyretá",
        "url": "https://assay-systems.com/register/py/uncontested/b/municipalidad-de-cambyreta/"
      },
      {
        "name": "Municipalidad de Raúl Arsenio Oviedo",
        "url": "https://assay-systems.com/register/py/uncontested/b/municipalidad-de-raul-arsenio-oviedo/"
      },
      {
        "name": "Municipalidad de Guarambaré",
        "url": "https://assay-systems.com/register/py/uncontested/b/municipalidad-de-guarambare/"
      },
      {
        "name": "Direccion Nacional de Propiedad Intelectual (DINAPI)",
        "url": "https://assay-systems.com/register/py/uncontested/b/direccion-nacional-de-propiedad-intelectual-dinapi/"
      },
      {
        "name": "Gobierno Departamental de Concepción (CONCEPCIÓN)",
        "url": "https://assay-systems.com/register/py/uncontested/b/gobierno-departamental-de-concepcion-concepcion/"
      },
      {
        "name": "Petróleos Paraguayos (PETROPAR)",
        "url": "https://assay-systems.com/register/py/uncontested/b/petroleos-paraguayos-petropar/"
      },
      {
        "name": "Municipalidad de José Falcón",
        "url": "https://assay-systems.com/register/py/uncontested/b/municipalidad-de-jose-falcon/"
      },
      {
        "name": "Universidad Nacional de Asunción (UNA)",
        "url": "https://assay-systems.com/register/py/uncontested/b/universidad-nacional-de-asuncion-una/"
      },
      {
        "name": "All countries",
        "url": "https://assay-systems.com/register/uncontested/"
      }
    ],
    "assay_record": "ASY-PY-138956B0B8",
    "cite_as": "Assay Systems, \"CUEVAS HERMANOS S.A: public contracts won without a rival in Paraguay\", https://assay-systems.com/register/py/uncontested/s/cuevas-hermanos-s-a/"
  }
}