{
  "api": "assay-systems/v1",
  "key_tier": "none",
  "retrieved": "2026-10-17T23:48:03Z",
  "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-CO-0F2IFKF0TI",
    "type": "page",
    "country": "co",
    "name": "CONSTRUCTORA TAU SAS: public contracts won without a rival in Colombia",
    "url": "https://assay-systems.com/register/co/uncontested/s/constructora-tau-sas/",
    "figures": [
      {
        "label": "uncontested awards",
        "value": 3,
        "unit": "count"
      },
      {
        "label": "of its awards",
        "value": 10,
        "unit": "percent",
        "display": "10%"
      },
      {
        "label": "without a competition",
        "value": 3,
        "unit": "count"
      },
      {
        "label": "single bid",
        "value": 0,
        "unit": "count"
      }
    ],
    "text": [
      "CONSTRUCTORA TAU SAS won 3 of its 31 public contract awards in Colombia without a rival from 2025-07-01 to 2026-07-10: 3 without a competition and 0 after a competition that drew a single bid. 2 buyers awarded it without a rival, the largest EDENORTE with 2."
    ],
    "tables": [
      [
        {},
        {
          "Date": "2026-01-27",
          "Buyer": "EDENORTE CO1.PCCNTR.9159756",
          "Buyer link": "https://assay-systems.com/register/co/uncontested/b/edenorte/",
          "How": "No competition Contratación directa",
          "Stated reason": "Contratos o convenios Interadministrativos (valor cero)"
        },
        {
          "Date": "2025-11-07",
          "Buyer": "CENTRO PROVINCIAL DE GESTION MINERO AGROEMPRESARIAL DEL ALTO NORDESTE ANTIOQUEÑO CO1.PCCNTR.8560842",
          "Buyer link": "https://assay-systems.com/register/co/uncontested/b/centro-provincial-de-gestion-minero-agroempresarial-del-alto-nordeste-antioqueno/",
          "How": "No competition Contratación directa",
          "Stated reason": "Servicios profesionales y apoyo a la gestión"
        },
        {
          "Date": "2025-07-01",
          "Buyer": "EDENORTE CO1.PCCNTR.8033417",
          "Buyer link": "https://assay-systems.com/register/co/uncontested/b/edenorte/",
          "How": "No competition Contratación directa",
          "Stated reason": "Contratos o convenios Interadministrativos (valor cero)"
        }
      ]
    ],
    "records": [
      {
        "name": "all of Colombia",
        "url": "https://assay-systems.com/register/co/uncontested/"
      },
      {
        "name": "record in the register",
        "url": "https://assay-systems.com/register/co/constructora-tau-sas/"
      },
      {
        "name": "EDENORTE",
        "url": "https://assay-systems.com/register/co/uncontested/b/edenorte/"
      },
      {
        "name": "CENTRO PROVINCIAL DE GESTION MINERO AGROEMPRESARIAL DEL ALTO NORDESTE ANTIOQUEÑO",
        "url": "https://assay-systems.com/register/co/uncontested/b/centro-provincial-de-gestion-minero-agroempresarial-del-alto-nordeste-antioqueno/"
      },
      {
        "name": "All countries",
        "url": "https://assay-systems.com/register/uncontested/"
      }
    ],
    "assay_record": "ASY-CO-0F2IFKF0TI",
    "cite_as": "Assay Systems, \"CONSTRUCTORA TAU SAS: public contracts won without a rival in Colombia\", https://assay-systems.com/register/co/uncontested/s/constructora-tau-sas/"
  }
}