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Company profile

Ree Uno SpA

RUT 76.181.614-4Explotación de Otras Minas y Canteras N.C.P.

Ree Uno SpA (RUT 76.181.614-4) holds 104 mining concessions (24,985 ha) in 5 comunas of 2 regions, most of them in Penco (Biobío), according to the SERNAGEOMIN cadastre: 43 constituted and 61 in process. SERNAGEOMIN

Mining concessions

SERNAGEOMIN

SERNAGEOMIN cadastre of current concessions.

104

current concessions

24,985ha

total area

43 constituted and 61 in process; 32 for exploitation and 72 for exploration.

  • Penco · Biobío42 concessions · 7,685 ha
  • Coelemu · Ñuble21 concessions · 6,100 ha
  • Tomé · Biobío20 concessions · 6,000 ha
  • Concepción · Biobío20 concessions · 5,100 ha
  • Yumbel · Biobío1 concession · 100 ha
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DGA register of water use rights.

2

current rights in its name

  • 2 consumptive: 49 l/s declared in total

By region: Biobío (2)

Flows are those the register declares, added by type; the DGA warns that the register does not replace the case file.

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SEIA projects

SEA

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

6

mining projects

3 withdrawn, 2 not qualified and 1 approved

Most recent

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Sites it operates

SERNAGEOMIN

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

6

sites

6

active

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Lobbying meetings

InfoLobby, Ley 20.730

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

114

meetings since Jan 3, 2023

  • SEA47
  • Subsecretaría de Minería26
  • Subsecretaría de Economía12
  • Subsecretaría del Medio Ambiente12
  • Subsecretaría de Hacienda10

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.

1,834

concessions with a patent

$2,975,542,109

to pay in the period

4,829 payment forms in the file.

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Frequently asked questions about Ree Uno SpA

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

What is the RUT of Ree Uno SpA?
The RUT of Ree Uno SpA is 76.181.614-4; its registered name at the SII is REE UNO SPA. Its main activity, per the SII, is explotación de otras minas y canteras n.c.p.. SIISII
What mining concessions does Ree Uno SpA hold?
According to the SERNAGEOMIN cadastre, Ree Uno SpA holds 104 mining concessions covering 24,985 ha: 32 for exploitation and 72 for exploration. They are in 5 comunas of 2 regions, most of them in Penco (Biobío). SERNAGEOMIN
Does Ree Uno SpA hold water rights?
Yes. The DGA register of water use rights lists 2 water use rights held by Ree Uno SpA: 2 consumptive (49 l/s in total), in Biobío. Dirección General de Aguas…
What projects does Ree Uno SpA have in the SEIA?
Ree Uno SpA is the proponent of 6 mining projects in the SEIA: 3 withdrawn, 2 not qualified and 1 approved. The most recent is "Proyecto de Desarrollo Minero de Extracción de Arcillas para Producción de Concentrado de Tierras Raras" (EIA, approved). SEA
Which authorities has Ree Uno SpA met through lobbying?
InfoLobby records 114 lobbying meetings in which Ree Uno SpA took part since Jan 3, 2023, mostly with SEA (47), Subsecretaría de Minería (26) and Subsecretaría de Economía (12). InfoLobby, Ley 20.730
Which mining sites does Ree Uno SpA operate?
The SERNAGEOMIN register lists 6 sites with Ree Uno SpA as operator (6 active), among them Exploración Río Lia, Exploraciones Itata and Exploraciones Santa Juana. 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 Ree Uno SpA when you sign up

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

  • Its 104 mining concessions, one by one, with area, status and source
  • Its 2 water rights, with flow and resolution date per the DGA register
  • Its 6 SEIA projects, with instrument, status, dates and declared investment
  • The 6 sites it operates, with their SERNAGEOMIN register page
  • Its 114 lobbying meetings by institution and year, and the latest with their subject
  • Its mining patents (1,834 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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