ENAC MANTENIMIENTO Y CONSTRUCCIÓN SPA: public contracts won without a rival in Chile: 9 uncontested awards; 82% of its awards; 3 without a competition; 6 single bid.
Assay record ASY-CL-16TMWWO09Y · Cite as: Assay Systems, “ENAC MANTENIMIENTO Y CONSTRUCCIÓN SPA: public contracts won without a rival in Chile”, https://assay-systems.com/register/cl/uncontested/s/enac-mantenimiento-y-construccion-spa/
ENAC MANTENIMIENTO Y CONSTRUCCIÓN SPA won 9 of its 11 public contract awards in Chile without a rival from 2024-03-15 to 2025-09-26: 3 without a competition and 6 after a competition that drew a single bid. 3 buyers awarded it without a rival, the largest I MUNICIPALIDAD DE QUILLECO 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.
I MUNICIPALIDAD DE QUILLECO gave ENAC MANTENIMIENTO Y CONSTRUCCIÓN SPA 6 awards: 1 without a competition, 3 after a competition with a single bid. First 2024-03-15, latest 2025-09-26.
ILUSTRE MUNICIPALIDAD DE ALTO BIOBIO gave ENAC MANTENIMIENTO Y CONSTRUCCIÓN SPA 3 awards: 0 without a competition, 3 after a competition with a single bid. First 2024-08-21, latest 2024-08-21.
JUNTA NACIONAL DE JARDINES INFANTILES gave ENAC MANTENIMIENTO Y CONSTRUCCIÓN SPA 2 awards: 2 without a competition, 0 after a competition with a single bid. First 2024-11-13, latest 2024-11-13.
| Date | Buyer | How | Stated reason |
|---|---|---|---|
| 2025-09-26 | I MUNICIPALIDAD DE QUILLECO CL-53498254 | No competition direct | Naturaleza de la negociación - Reposición o complementación de servicios o equipamientos accesorios |
| 2025-05-09 | I MUNICIPALIDAD DE QUILLECO CL-9511128 | Single bid Licitación Pública entre a 2000 y 5000 UTM (LQ) | — |
| 2024-11-13 | JUNTA NACIONAL DE JARDINES INFANTILES CL-51651232 | No competition direct | — |
| 2024-11-13 | JUNTA NACIONAL DE JARDINES INFANTILES CL-51649718 | No competition direct | — |
| 2024-08-21 | ILUSTRE MUNICIPALIDAD DE ALTO BIOBIO CL-9376724 | Single bid Licitación Pública Mayor a 5000 (LR) | — |
| 2024-08-21 | ILUSTRE MUNICIPALIDAD DE ALTO BIOBIO CL-9376582 | Single bid Licitación Pública Mayor a 5000 (LR) | — |
Every uncontested award in Chile · All countries · ENAC MANTENIMIENTO Y CONSTRUCCIÓN SPA in the register
Source: ChileCompra / Mercado Público open data (purchase orders and tenders). 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.