ESSBIO S.A: public contracts won without a rival in Chile: 101 uncontested awards; 100% of its awards; 99 without a competition; 2 single bid.
Assay record ASY-CL-139K8EF0AH · Cite as: Assay Systems, “ESSBIO S.A: public contracts won without a rival in Chile”, https://assay-systems.com/register/cl/uncontested/s/essbio-s-a/
ESSBIO S.A won 101 of its 101 public contract awards in Chile without a rival from 2024-01-04 to 2026-05-11: 99 without a competition and 2 after a competition that drew a single bid. 19 buyers awarded it without a rival, the largest DELEGACIÓN PRESIDENCIAL REGIONAL DEL BIOBÍO with 30.
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.
DELEGACIÓN PRESIDENCIAL REGIONAL DEL BIOBÍO gave ESSBIO S.A 30 awards: 30 without a competition, 0 after a competition with a single bid. First 2024-05-15, latest 2026-03-09.
I MUNICIPALIDAD DE PORTEZUELO gave ESSBIO S.A 20 awards: 20 without a competition, 0 after a competition with a single bid. First 2024-04-17, latest 2026-03-30.
I MUNICIPALIDAD DE NINHUE gave ESSBIO S.A 19 awards: 19 without a competition, 0 after a competition with a single bid. First 2024-06-28, latest 2026-04-17.
ILUSTRE MUNICIPALIDAD DE QUILLON gave ESSBIO S.A 8 awards: 8 without a competition, 0 after a competition with a single bid. First 2024-08-22, latest 2025-12-29.
I MUNICIPALIDAD DE PALMILLA gave ESSBIO S.A 6 awards: 6 without a competition, 0 after a competition with a single bid. First 2024-09-30, latest 2024-12-04.
I MUNICIPALIDAD DE REQUINOA gave ESSBIO S.A 3 awards: 3 without a competition, 0 after a competition with a single bid. First 2025-02-05, latest 2026-02-18.
I MUNICIPALIDAD DE FLORIDA gave ESSBIO S.A 2 awards: 2 without a competition, 0 after a competition with a single bid. First 2024-06-03, latest 2025-02-27.
I MUNICIPALIDAD DE CABRERO gave ESSBIO S.A 2 awards: 2 without a competition, 0 after a competition with a single bid. First 2025-01-10, latest 2025-12-23.
I MUNICIPALIDAD DE SAN FABIAN gave ESSBIO S.A 1 award: 1 without a competition, 0 after a competition with a single bid. First 2024-12-02, latest 2024-12-02.
I MUNICIPALIDAD DE LOS ANGELES gave ESSBIO S.A 1 award: 0 without a competition, 1 after a competition with a single bid. First 2026-05-11, latest 2026-05-11.
I MUNICIPALIDAD DE LOLOL gave ESSBIO S.A 1 award: 1 without a competition, 0 after a competition with a single bid. First 2026-04-28, latest 2026-04-28.
I MUNICIPALIDAD DE MARCHIGUE gave ESSBIO S.A 1 award: 0 without a competition, 1 after a competition with a single bid. First 2025-09-08, latest 2025-09-08.
I MUNICIPALIDAD DE PAREDONES gave ESSBIO S.A 1 award: 1 without a competition, 0 after a competition with a single bid. First 2024-04-25, latest 2024-04-25.
SERVICIO DE VIVIENDA Y URBANIZACION REGION ÑUBLE gave ESSBIO S.A 1 award: 1 without a competition, 0 after a competition with a single bid. First 2024-01-04, latest 2024-01-04.
Dirección Regional de Gendarmeria - Rancagua gave ESSBIO S.A 1 award: 1 without a competition, 0 after a competition with a single bid. First 2025-11-06, latest 2025-11-06.
I MUNICIPALIDAD DE TOME gave ESSBIO S.A 1 award: 1 without a competition, 0 after a competition with a single bid. First 2026-05-06, latest 2026-05-06.
I MUNICIPALIDAD DE BULNES gave ESSBIO S.A 1 award: 1 without a competition, 0 after a competition with a single bid. First 2026-04-21, latest 2026-04-21.
I MUNICIPALIDAD DE QUIRIHUE gave ESSBIO S.A 1 award: 1 without a competition, 0 after a competition with a single bid. First 2026-04-30, latest 2026-04-30.
I MUNICIPALIDAD DE CANETE gave ESSBIO S.A 1 award: 1 without a competition, 0 after a competition with a single bid. First 2024-01-31, latest 2024-01-31.
From 2025-07-08 to 2026-03-13 every award of I MUNICIPALIDAD DE NINHUE in category 8310 went to ESSBIO S.A.
| Date | Buyer | How | Stated reason |
|---|---|---|---|
| 2026-05-11 | I MUNICIPALIDAD DE LOS ANGELES CL-9620776 | Single bid Licitación Pública Mayor 1000 UTM (LP) | — |
| 2026-05-06 | I MUNICIPALIDAD DE TOME CL-54758280 | No competition direct | Si sólo existe un proveedor del bien o servicio. (Monto igual o inferior a 1.000 utm.) |
| 2026-04-30 | I MUNICIPALIDAD DE QUIRIHUE CL-54731137 | No competition direct | Si sólo existe un proveedor del bien o servicio. (Monto igual o inferior a 1.000 utm.) |
| 2026-04-28 | I MUNICIPALIDAD DE LOLOL CL-54716075 | No competition direct | Naturaleza de la negociación - Proveedor con alto grado de especialización |
| 2026-04-21 | I MUNICIPALIDAD DE BULNES CL-54681035 | No competition direct | Si sólo existe un proveedor del bien o servicio. (Monto igual o inferior a 1.000 utm.) |
| 2026-04-17 | I MUNICIPALIDAD DE NINHUE CL-54660625 | No competition direct | Si sólo existe un proveedor del bien o servicio. (Monto igual o inferior a 1.000 utm.) |
Every uncontested award in Chile · All countries · ESSBIO 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.