DEMARCO S.A: public contracts won without a rival in Chile: 141 uncontested awards; 77% of its awards; 133 without a competition; 8 single bid.
Assay record ASY-CL-1NJQUED168 · Cite as: Assay Systems, “DEMARCO S.A: public contracts won without a rival in Chile”, https://assay-systems.com/register/cl/uncontested/s/demarco-s-a/
DEMARCO S.A won 141 of its 183 public contract awards in Chile without a rival from 2024-01-03 to 2026-05-05: 133 without a competition and 8 after a competition that drew a single bid. 28 buyers awarded it without a rival, the largest I MUNICIPALIDAD DE ANTOFAGASTA with 40.
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 ANTOFAGASTA gave DEMARCO S.A 41 awards: 40 without a competition, 0 after a competition with a single bid. First 2024-01-03, latest 2026-03-25.
I MUNICIPALIDAD DE PERALILLO gave DEMARCO S.A 27 awards: 27 without a competition, 0 after a competition with a single bid. First 2024-01-23, latest 2026-04-07.
MUNICIPALIDAD DE RECOLETA gave DEMARCO S.A 23 awards: 23 without a competition, 0 after a competition with a single bid. First 2024-01-31, latest 2025-09-05.
Hospital Dr. Eduardo Pereira Ramirez gave DEMARCO S.A 8 awards: 7 without a competition, 0 after a competition with a single bid. First 2025-01-14, latest 2025-07-24.
SERVICIO DE SALUD COQUIMBO HOSPITAL LA SERENA gave DEMARCO S.A 6 awards: 5 without a competition, 0 after a competition with a single bid. First 2024-01-29, latest 2024-08-09.
ILUSTRE MUNICIPALIDAD DE MELIPILLA gave DEMARCO S.A 4 awards: 3 without a competition, 0 after a competition with a single bid. First 2024-04-16, latest 2025-12-01.
I MUNICIPALIDAD DE LAJA gave DEMARCO S.A 3 awards: 3 without a competition, 0 after a competition with a single bid. First 2024-09-16, latest 2026-04-13.
SERVICIO DE SALUD DEL MAULE HOSPITAL DE TALCA gave DEMARCO S.A 4 awards: 3 without a competition, 0 after a competition with a single bid. First 2024-12-16, latest 2025-02-06.
I MUNICIPALIDAD DE NUNOA gave DEMARCO S.A 2 awards: 2 without a competition, 0 after a competition with a single bid. First 2024-07-31, latest 2024-07-31.
I MUNICIPALIDAD DE LOS ANGELES gave DEMARCO S.A 3 awards: 2 without a competition, 0 after a competition with a single bid. First 2024-01-05, latest 2024-08-28.
I MUNICIPALIDAD DE PICHIDEGUA gave DEMARCO S.A 2 awards: 2 without a competition, 0 after a competition with a single bid. First 2024-07-10, latest 2025-04-25.
I MUNICIPALIDAD DE MARIA PINTO gave DEMARCO S.A 2 awards: 2 without a competition, 0 after a competition with a single bid. First 2024-04-30, latest 2025-07-10.
SERVICIO NACIONAL DE PESCA Y ACUICULTURA gave DEMARCO S.A 2 awards: 2 without a competition, 0 after a competition with a single bid. First 2024-07-12, latest 2024-08-01.
SERVICIO DE SALUD COQUIMBO HOSPITAL DE COQUIMBO gave DEMARCO S.A 2 awards: 1 without a competition, 1 after a competition with a single bid. First 2024-05-29, latest 2024-10-03.
I MUNICIPALIDAD DE QUILLECO gave DEMARCO S.A 2 awards: 2 without a competition, 0 after a competition with a single bid. First 2025-07-25, latest 2026-01-15.
I MUNICIPALIDAD DE CASABLANCA gave DEMARCO S.A 3 awards: 2 without a competition, 0 after a competition with a single bid. First 2024-04-29, latest 2025-02-26.
DELEGACIÓN PRESIDENCIAL REGIONAL DE VALPARAÍSO gave DEMARCO S.A 2 awards: 2 without a competition, 0 after a competition with a single bid. First 2025-04-03, latest 2025-04-03.
UNIVERSIDAD DE SANTIAGO DE CHILE gave DEMARCO S.A 2 awards: 1 without a competition, 1 after a competition with a single bid. First 2024-02-14, latest 2024-08-19.
I MUNICIPALIDAD DE QUILICURA gave DEMARCO S.A 1 award: 0 without a competition, 1 after a competition with a single bid. First 2025-06-25, latest 2025-06-25.
I MUNICIPALIDAD DE ANTUCO gave DEMARCO S.A 1 award: 0 without a competition, 1 after a competition with a single bid. First 2024-03-21, latest 2024-03-21.
I MUNICIPALIDAD DE RENCA gave DEMARCO S.A 1 award: 1 without a competition, 0 after a competition with a single bid. First 2024-12-09, latest 2024-12-09.
COMPLEJO ASISTENCIAL DR.VICTOR RIOS RUIZ gave DEMARCO S.A 1 award: 0 without a competition, 1 after a competition with a single bid. First 2024-02-09, latest 2024-02-09.
HOSPITAL GUILLERMO GRANT BENAVENTE DE CO gave DEMARCO S.A 2 awards: 1 without a competition, 0 after a competition with a single bid. First 2024-12-20, latest 2024-12-31.
Dirección Regional de Gendarmeria - Metropolitana gave DEMARCO S.A 3 awards: 0 without a competition, 1 after a competition with a single bid. First 2024-06-21, latest 2025-03-25.
IIIª Brigada Aérea gave DEMARCO S.A 5 awards: 0 without a competition, 1 after a competition with a single bid. First 2024-03-20, latest 2026-05-05.
COMPLEJO ASISTENCIAL DR. SOTERO DEL RIO gave DEMARCO S.A 1 award: 1 without a competition, 0 after a competition with a single bid. First 2024-04-10, latest 2024-04-10.
UNIVERSIDAD DE CHILE gave DEMARCO S.A 2 awards: 1 without a competition, 0 after a competition with a single bid. First 2024-02-08, latest 2024-08-29.
UNIVERSIDAD DE LOS LAGOS gave DEMARCO S.A 1 award: 0 without a competition, 1 after a competition with a single bid. First 2026-01-14, latest 2026-01-14.
| Date | Buyer | How | Stated reason |
|---|---|---|---|
| 2026-05-05 | IIIª Brigada Aérea CL-9658620 | Single bid Licitación Pública Entre 100 y 1000 UTM (LE) | — |
| 2026-04-13 | I MUNICIPALIDAD DE LAJA CL-54633215 | No competition direct | Emergencia, urgencia o imprevisto |
| 2026-04-07 | I MUNICIPALIDAD DE PERALILLO CL-54599402 | No competition direct | Confianza y seguridad de los proveedores |
| 2026-04-06 | I MUNICIPALIDAD DE PERALILLO CL-54586739 | No competition direct | Emergencia, urgencia o imprevisto |
| 2026-04-01 | I MUNICIPALIDAD DE PERALILLO CL-54578829 | No competition direct | Confianza y seguridad de los proveedores |
| 2026-03-25 | I MUNICIPALIDAD DE ANTOFAGASTA CL-54537639 | No competition direct | Emergencia, urgencia o imprevisto |
Every uncontested award in Chile · All countries · DEMARCO S.A 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.