A&O SERVICIOS Y CONSTRUCCIONES LIMITADA: public contracts won without a rival in Chile: 38 uncontested awards; 83% of its awards; 36 without a competition; 2 single bid.
Assay record ASY-CL-1MRMMAK0TL · Cite as: Assay Systems, “A&O SERVICIOS Y CONSTRUCCIONES LIMITADA: public contracts won without a rival in Chile”, https://assay-systems.com/register/cl/uncontested/s/a-o-servicios-y-construcciones-limitada/
A&O SERVICIOS Y CONSTRUCCIONES LIMITADA won 38 of its 46 public contract awards in Chile without a rival from 2024-01-29 to 2026-03-25: 36 without a competition and 2 after a competition that drew a single bid. 4 buyers awarded it without a rival, the largest Instituto Nacional de Neurocirugía with 28.
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.
Instituto Nacional de Neurocirugía gave A&O SERVICIOS Y CONSTRUCCIONES LIMITADA 29 awards: 28 without a competition, 0 after a competition with a single bid. First 2024-01-29, latest 2026-02-19.
CORPORACION MUNICIPAL DE PENALOLEN PARA EL DESARRO gave A&O SERVICIOS Y CONSTRUCCIONES LIMITADA 8 awards: 7 without a competition, 0 after a competition with a single bid. First 2025-04-10, latest 2025-11-21.
SERVICIO DE SALUD VALDIVIA HOSPITAL BASE gave A&O SERVICIOS Y CONSTRUCCIONES LIMITADA 3 awards: 0 without a competition, 2 after a competition with a single bid. First 2025-06-13, latest 2026-03-25.
I MUNICIPALIDAD DE PAINE gave A&O SERVICIOS Y CONSTRUCCIONES LIMITADA 2 awards: 1 without a competition, 0 after a competition with a single bid. First 2025-01-21, latest 2026-03-24.
| Date | Buyer | How | Stated reason |
|---|---|---|---|
| 2026-03-25 | SERVICIO DE SALUD VALDIVIA HOSPITAL BASE CL-9636919 | Single bid Licitación Pública Entre 100 y 1000 UTM (LE) | — |
| 2026-03-24 | I MUNICIPALIDAD DE PAINE CL-54534658 | No competition direct | Naturaleza de la negociación - Reposición o complementación de servicios o equipamientos accesorios |
| 2026-02-12 | Instituto Nacional de Neurocirugía CL-54318771 | No competition direct | Remanente de contrato por incumplimiento de proveedor u otras causales, remanente que no supere las 1000 UTM (Debe presentar 3 cotizaciones) |
| 2026-02-12 | Instituto Nacional de Neurocirugía CL-54318749 | No competition direct | Remanente de contrato por incumplimiento de proveedor u otras causales, remanente que no supere las 1000 UTM (Debe presentar 3 cotizaciones) |
| 2026-02-12 | Instituto Nacional de Neurocirugía CL-54318646 | No competition direct | Remanente de contrato por incumplimiento de proveedor u otras causales, remanente que no supere las 1000 UTM (Debe presentar 3 cotizaciones) |
| 2026-01-14 | Instituto Nacional de Neurocirugía CL-54141935 | No competition direct | Remanente de contrato por incumplimiento de proveedor u otras causales, remanente que no supere las 1000 UTM (Debe presentar 3 cotizaciones) |
Every uncontested award in Chile · All countries · A&O SERVICIOS Y CONSTRUCCIONES LIMITADA 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.