{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-17T23:21:53Z",
  "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-0UTGWJ906A",
    "type": "page",
    "country": "py",
    "name": "ARCALLANA S.A: public contracts won without a rival in Paraguay",
    "url": "https://assay-systems.com/register/py/uncontested/s/arcallana-s-a/",
    "figures": [
      {
        "label": "uncontested awards",
        "value": 3,
        "unit": "count"
      },
      {
        "label": "of its awards",
        "value": 30,
        "unit": "percent",
        "display": "30%"
      },
      {
        "label": "without a competition",
        "value": 0,
        "unit": "count"
      },
      {
        "label": "single bid",
        "value": 3,
        "unit": "count"
      }
    ],
    "text": [
      "ARCALLANA S.A won 3 of its 10 public contract awards in Paraguay without a rival from 2016-06-30 to 2020-12-30: 0 without a competition and 3 after a competition that drew a single bid. 3 buyers awarded it without a rival, the largest Ministerio de Economía y Finanzas with 1."
    ],
    "tables": [
      [
        {},
        {
          "Date": "2017-04-04",
          "Buyer": "Ministerio de Agricultura y Ganadería (MAG) ocds-03ad3f-325403-1",
          "Buyer link": "https://assay-systems.com/register/py/uncontested/b/ministerio-de-agricultura-y-ganaderia-mag/",
          "How": "Single bid open",
          "Stated reason": "Locación de Inmuebles"
        },
        {
          "Date": "2016-12-07",
          "Buyer": "Ministerio de Economía y Finanzas ocds-03ad3f-319969-1",
          "Buyer link": "https://assay-systems.com/register/py/uncontested/b/ministerio-de-economia-y-finanzas/",
          "How": "Single bid open",
          "Stated reason": "Locación de Inmuebles"
        },
        {
          "Date": "2016-06-30",
          "Buyer": "Comisión Nac. de Prevención contra la Tortura y Otros Tratos ocds-03ad3f-314454-1",
          "Buyer link": "https://assay-systems.com/register/py/uncontested/b/comision-nac-de-prevencion-contra-la-tortura-y-otros-tratos/",
          "How": "Single bid open",
          "Stated reason": "Locación de Inmuebles"
        }
      ]
    ],
    "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/arcallana-s-a/"
      },
      {
        "name": "Ministerio de Economía y Finanzas",
        "url": "https://assay-systems.com/register/py/uncontested/b/ministerio-de-economia-y-finanzas/"
      },
      {
        "name": "Ministerio de Agricultura y Ganadería (MAG)",
        "url": "https://assay-systems.com/register/py/uncontested/b/ministerio-de-agricultura-y-ganaderia-mag/"
      },
      {
        "name": "Comisión Nac. de Prevención contra la Tortura y Otros Tratos",
        "url": "https://assay-systems.com/register/py/uncontested/b/comision-nac-de-prevencion-contra-la-tortura-y-otros-tratos/"
      },
      {
        "name": "All countries",
        "url": "https://assay-systems.com/register/uncontested/"
      }
    ],
    "assay_record": "ASY-PY-0UTGWJ906A",
    "cite_as": "Assay Systems, \"ARCALLANA S.A: public contracts won without a rival in Paraguay\", https://assay-systems.com/register/py/uncontested/s/arcallana-s-a/"
  }
}