{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-18T03:27:12Z",
  "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-EC-0N9WAH504Z",
    "type": "page",
    "country": "ec",
    "name": "MATERIALES MACONKASA S.A: public contracts won without a rival in Ecuador",
    "url": "https://assay-systems.com/register/ec/uncontested/s/materiales-maconkasa-s-a/",
    "figures": [
      {
        "label": "uncontested awards",
        "value": 6,
        "unit": "count"
      },
      {
        "label": "of its awards",
        "value": 16,
        "unit": "percent",
        "display": "16%"
      },
      {
        "label": "without a competition",
        "value": 0,
        "unit": "count"
      },
      {
        "label": "single bid",
        "value": 6,
        "unit": "count"
      }
    ],
    "text": [
      "MATERIALES MACONKASA S.A won 6 of its 37 public contract awards in Ecuador without a rival from 2016-12-20 to 2023-02-07: 0 without a competition and 6 after a competition that drew a single bid. 6 buyers awarded it without a rival, the largest EMPRESA PUBLICA DE EXPLORACION Y EXPLOTACION DE HIDROCARBUROS PETROAMAZONAS EP with 1."
    ],
    "tables": [
      [
        {},
        {
          "Date": "2023-02-07",
          "Buyer": "CENTRO DE EDUCACION CONTINUA EPN ocds-5wno2w-SIE-CEC-008-2022-232121",
          "Buyer link": "https://assay-systems.com/register/ec/uncontested/b/centro-de-educacion-continua-epn-2/",
          "How": "Single bid open",
          "Stated reason": "Subasta Inversa Electrónica"
        },
        {
          "Date": "2021-09-16",
          "Buyer": "COMANDO CONJUNTO ocds-5wno2w-MCS-CCFFAA-008-JUL21-2539",
          "Buyer link": "https://assay-systems.com/register/ec/uncontested/b/comando-conjunto-2/",
          "How": "Single bid selective",
          "Stated reason": "Menor Cuantía"
        },
        {
          "Date": "2019-07-01",
          "Buyer": "DIRECCION DISTRITAL 17D05 PARROQUIAS URBANAS LA CONCEPCION A JIPIJAPA Y PARROQUIAS RURALES NAYON ZAMBIZA EDUCACION ocds-5wno2w-MCS-DD17D05-008-2019-453976",
          "Buyer link": "https://assay-systems.com/register/ec/uncontested/b/direccion-distrital-17d05-parroquias-urbanas-la-concepcion-a-jipijapa-y-parroqui-2/",
          "How": "Single bid selective",
          "Stated reason": "Menor Cuantía"
        },
        {
          "Date": "2018-09-07",
          "Buyer": "EMPRESA PUBLICA DE EXPLORACION Y EXPLOTACION DE HIDROCARBUROS PETROAMAZONAS EP ocds-5wno2w-SIE-PAM-EP-014-2018-273812",
          "Buyer link": "https://assay-systems.com/register/ec/uncontested/b/empresa-publica-de-exploracion-y-explotacion-de-hidrocarburos-petroamazonas-ep-2/",
          "How": "Single bid open",
          "Stated reason": "Subasta Inversa Electrónica"
        },
        {
          "Date": "2017-06-08",
          "Buyer": "GOBIERNO AUTONOMO DESCENTRALIZADO MUNICIPAL DEL CANTON PUERTO QUITO ocds-5wno2w-MCBS-GADMCPQ-02-2017-2466",
          "Buyer link": "https://assay-systems.com/register/ec/uncontested/b/gobierno-autonomo-descentralizado-municipal-del-canton-puerto-quito-2/",
          "How": "Single bid selective",
          "Stated reason": "Menor Cuantía"
        },
        {
          "Date": "2016-12-20",
          "Buyer": "MUNICIPIO DE CHONE ocds-5wno2w-SIE-GADMCH-0014-2016-43412",
          "Buyer link": "https://assay-systems.com/register/ec/uncontested/b/municipio-de-chone-2/",
          "How": "Single bid open",
          "Stated reason": "Subasta Inversa Electrónica"
        }
      ]
    ],
    "records": [
      {
        "name": "all of Ecuador",
        "url": "https://assay-systems.com/register/ec/uncontested/"
      },
      {
        "name": "EMPRESA PUBLICA DE EXPLORACION Y EXPLOTACION DE HIDROCARBUROS PETROAMAZONAS EP",
        "url": "https://assay-systems.com/register/ec/uncontested/b/empresa-publica-de-exploracion-y-explotacion-de-hidrocarburos-petroamazonas-ep-2/"
      },
      {
        "name": "DIRECCION DISTRITAL 17D05 PARROQUIAS URBANAS LA CONCEPCION A JIPIJAPA Y PARROQUIAS RURALES NAYON ZAMBIZA EDUCACION",
        "url": "https://assay-systems.com/register/ec/uncontested/b/direccion-distrital-17d05-parroquias-urbanas-la-concepcion-a-jipijapa-y-parroqui-2/"
      },
      {
        "name": "CENTRO DE EDUCACION CONTINUA EPN",
        "url": "https://assay-systems.com/register/ec/uncontested/b/centro-de-educacion-continua-epn-2/"
      },
      {
        "name": "COMANDO CONJUNTO",
        "url": "https://assay-systems.com/register/ec/uncontested/b/comando-conjunto-2/"
      },
      {
        "name": "MUNICIPIO DE CHONE",
        "url": "https://assay-systems.com/register/ec/uncontested/b/municipio-de-chone-2/"
      },
      {
        "name": "GOBIERNO AUTONOMO DESCENTRALIZADO MUNICIPAL DEL CANTON PUERTO QUITO",
        "url": "https://assay-systems.com/register/ec/uncontested/b/gobierno-autonomo-descentralizado-municipal-del-canton-puerto-quito-2/"
      },
      {
        "name": "All countries",
        "url": "https://assay-systems.com/register/uncontested/"
      }
    ],
    "assay_record": "ASY-EC-0N9WAH504Z",
    "cite_as": "Assay Systems, \"MATERIALES MACONKASA S.A: public contracts won without a rival in Ecuador\", https://assay-systems.com/register/ec/uncontested/s/materiales-maconkasa-s-a/"
  }
}