ASOCIACIÓN CENTRO DE ESTUDIOS TRIBUTARIOS DE ANTIOQUÍA: public contracts won without a rival in Colombia: 4 uncontested awards; 100% of its awards; 4 without a competition; 0 single bid.
Assay record ASY-CO-0N4NNSK07Q · Cite as: Assay Systems, “ASOCIACIÓN CENTRO DE ESTUDIOS TRIBUTARIOS DE ANTIOQUÍA: public contracts won without a rival in Colombia”, https://assay-systems.com/register/co/uncontested/s/asociacion-centro-de-estudios-tributarios-de-antioquia/
ASOCIACIÓN CENTRO DE ESTUDIOS TRIBUTARIOS DE ANTIOQUÍA won 4 of its 4 public contract awards in Colombia without a rival from 2022-01-27 to 2026-01-21: 4 without a competition and 0 after a competition that drew a single bid. 1 buyer awarded it without a rival, the largest ACI Medellín with 4.
An award is uncontested when the buyer had no rival offer to weigh: it was made without a competition (direct award, negotiated procedure without a call for tenders, sole-source or advance-notice contract), or a competition was held and only one bid arrived. Every count below is built award by award from the official notices. Awards to individuals are not included.
ACI Medellín gave ASOCIACIÓN CENTRO DE ESTUDIOS TRIBUTARIOS DE ANTIOQUÍA 4 awards: 4 without a competition, 0 after a competition with a single bid. First 2022-01-27, latest 2026-01-21.
| Date | Buyer | How | Stated reason |
|---|---|---|---|
| 2026-01-21 | ACI Medellín CO1.PCCNTR.9001897 | No competition Contratación directa | No existe pluralidad de oferentes en el mercado |
| 2025-01-08 | ACI Medellín CO1.PCCNTR.7203109 | No competition Contratación directa | No existe pluralidad de oferentes en el mercado |
| 2023-03-14 | ACI Medellín CO1.PCCNTR.4732600 | No competition Contratación directa | No existe pluralidad de oferentes en el mercado |
| 2022-01-27 | ACI Medellín CO1.PCCNTR.3477609 | No competition Contratación directa | No existe pluralidad de oferentes en el mercado |
Every uncontested award in Colombia · All countries · ASOCIACIÓN CENTRO DE ESTUDIOS TRIBUTARIOS DE ANTIOQUÍA in the register
Source: SECOP II, Colombia Compra Eficiente open data (datos.gov.co). Awards are matched to their buyer and supplier as published. Values in these notices often state a framework ceiling rather than a contract amount, so awards are counted, not summed. Updated 17 October 2026.