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Compañía Minera Cerro Bayo SpA

RUT 78.543.580-KExtracción de Oro y Plata

Compañía Minera Cerro Bayo SpA (RUT 78.543.580-K) holds 89 mining concessions (34,431 ha) in Chile Chico, Aysén del General Carlos Ibáñez del Campo, according to the SERNAGEOMIN cadastre. SERNAGEOMIN

Mining concessions

SERNAGEOMIN

SERNAGEOMIN cadastre of current concessions.

89

current concessions

34,431ha

total area

89 constituted and 0 in process; 67 for exploitation and 22 for exploration.

  • Chile Chico · Aysén89 concessions · 34,431 ha
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SEIA projects

SEA

Mining projects it submitted as proponent to the Environmental Assessment Service.

17

mining projects

13 approved, 2 not admitted and 2 withdrawn

Most recent

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Sites it operates

SERNAGEOMIN

SERNAGEOMIN register of mining sites and installations, by the operator's RUT.

1

sites

1

active

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Environmental enforcement

SMA

Records of the Superintendency of the Environment that name it as holder.

15

SMA records

1 sanction procedure, 1 compliance programme and 13 inspections

Latest: sanction procedure D-029-2024 (2024).

See mining enforcement
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Lobbying meetings

InfoLobby, Ley 20.730

Meetings recorded in InfoLobby (Law 20,730) it took part in.

32

meetings since Feb 6, 2023

  • SERNAGEOMIN12
  • SEA10
  • SEC2
  • SMA2
  • Subsecretaría de Economía2

and 4 more institutions

Counts by institution; officials' names are not published.

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Mining patents

TGR

Treasury register of mining-concession patents, file of October 2026.

106

concessions with a patent

$1,210,210,846

to pay in the period

498 payment forms in the file.

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Frequently asked questions about Compañía Minera Cerro Bayo SpA

Answers built from the same figures as this page, each with its source.

What is the RUT of Compañía Minera Cerro Bayo SpA?
The RUT of Compañía Minera Cerro Bayo SpA is 78.543.580-K; its registered name at the SII is COMPAÑÍA MINERA CERRO BAYO SPA. Its main activity, per the SII, is extracción de oro y plata. SIISII
What mining concessions does Compañía Minera Cerro Bayo SpA hold?
According to the SERNAGEOMIN cadastre, Compañía Minera Cerro Bayo SpA holds 89 mining concessions covering 34,431 ha: 67 for exploitation and 22 for exploration. They are in Chile Chico, Aysén del General Carlos Ibáñez del Campo. SERNAGEOMIN
What projects does Compañía Minera Cerro Bayo SpA have in the SEIA?
Compañía Minera Cerro Bayo SpA is the proponent of 17 mining projects in the SEIA: 13 approved, 2 not admitted and 2 withdrawn. The most recent is "Declaración de Impacto Ambiental Botadero de Estériles Coyita" (DIA, approved). SEA
Has Compañía Minera Cerro Bayo SpA been sanctioned by the SMA?
The Superintendency of the Environment (SMA) names Compañía Minera Cerro Bayo SpA as holder in 15 records: 1 sanction procedure, 1 compliance programme and 13 inspections. SMA
Which authorities has Compañía Minera Cerro Bayo SpA met through lobbying?
InfoLobby records 32 lobbying meetings in which Compañía Minera Cerro Bayo SpA took part since Feb 6, 2023, mostly with SERNAGEOMIN (12), SEA (10) and SEC (2). InfoLobby, Ley 20.730
Which mining sites does Compañía Minera Cerro Bayo SpA operate?
The SERNAGEOMIN register lists 1 site with Compañía Minera Cerro Bayo SpA as operator (1 active), among them Mina Cerro Bayo. SERNAGEOMIN

Every figure is a count or a sum of the records of the cited source under this legal person (by its RUT or its name as verified with the SII); the icon opens the original document. Lobbying meetings are shown seven days late. Natural persons have no profile.

What you will see about Compañía Minera Cerro Bayo SpA when you sign up

The company's full profile inside Veta IQ, every record with its source.

  • Its 89 mining concessions, one by one, with area, status and source
  • Its 17 SEIA projects, with instrument, status, dates and declared investment
  • The site it operates, with their SERNAGEOMIN register page
  • Its 15 SMA records, with the date and status of each
  • Its 32 lobbying meetings by institution and year, and the latest with their subject
  • Its mining patents (106 concessions): what is due, paid and owed by period
  • Email alerts when something new about this company appears
  • The AI assistant, which answers with the source of every figure (15 credits in the trial)
  • Export to Excel (3 exports in the trial)
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