Entry

MINERA AURIFERA RETAMAS S.A.

An organisation that mines: a cooperative, an association, a small company or an individual operator.

TypeProducer organisationRelationships6Claims held7Checked2026-09First held2026-08
How this entry is evidenced

Every claim below carries its own evidence standing. The hub publishes those standings and forms no single grade for the entry.

Registry fact5Corroborated1Single source1
Register identifiers
  • eiti-company-identifier-pe20132367800
This entry in the graph

Every relationship the hub holds for this entry, drawn once. An entry with three edges shows three edges.

involved in · As reportedoperates · As reportedinvolved in · As reportedinvolved in · As reportedinvolved in · As reportedlocated in · As reportedMINERA AURIFERA RETAMAS S.A. — Producer organisationOEFA sanción — MINERA AURIFERA RETAMAS S.A. (RD 2794-2018-OEFA/DFAI) — Regulatory action / enforcementRetamas — Mine site / workingsOEFA sanción — Minera Aurífera Retamas S.A. (RD 180-2012-OEFA/DFSAI) — Regulatory action / enforcementOEFA sanción — Minera Aurífera Retamas S.A. (RD 225-2013-OEFA/DFSAI) — Regulatory action / enforcementOEFA sanción — Minera Aurífera Retamas S.A. (RD 359-2012-OEFA/DFSAI) — Regulatory action / enforcementPeru — Jurisdiction / administrative area
Peru
Relationships

Showing 6 of 6

Where a source does not establish that a relationship continues, its present status is undetermined. An absent end date is not evidence that it is current.

Tenure and control1

operatesRetamasMine site / workingsCorroborated
As reportedRoletitular/proponent of the U.E.A. Retamas at the Cerro El Gigante deposit, Anexo de Llacuabamba, distrito de Parcoy, provincia de Pataz, La Libertad. NO EQUITY STATEMENT IS PUBLIC: the company is family-held (Marsano family) and is in a live sale process reported at over US$1,000m, so ownership may change.
Evidence (2)

Two or more independent sources state this.

  • LocatorMINEM publication 'Modificacion del Estudio de Impacto Ambiental de la U.E.A. "Retamas" presentado por Minera Aurifera Retamas S.A.' — the proponent of a U.E.A.'s EIA modification is the unit's titular/operator. The MINEM page itself returned HTTP 418 and was not retried; the title is carried by this trade-press report.Documentrecord:proactivo-marsa-uea-retamas · externalLinkproactivo.com.pe/minera-aurifera-retamas-s-a-marsa-plantea-mejor
  • LocatorIndependent trade-press report of the same MINEM approval, naming Minera Aurifera Retamas S.A. as proponentDocumentrecord:rumbominero-marsa-eia · externalLinkwww.rumbominero.com/peru/noticias/mineria/aprueban-modificacion-

SourceMINEM EIA-modification proceeding, reported by Proactivo and Rumbo MineroOrigingold-hubObserved2026-09Asserted2026-09-11

Geography1

Events and evidence4

involved inOEFA sanción — MINERA AURIFERA RETAMAS S.A. (RD 2794-2018-OEFA/DFAI)Regulatory action / enforcementRegistry fact
As reportedRolesubject
Evidence (2)

One authoritative register is the bar for this kind of claim. Published as shown, cited and dated.

SourceRUIAS (OEFA)Origingold-hubAsserted2026-08-29

Attributes
Legal formpublicLimitedCompanySingle source
As reported
Evidence

One source states this, and it is labelled as one source.

SourceRUIAS / resolución 2794-2018-OEFA/DFAIOrigingold-hubObserved2026-08Asserted2026-09-02

What the hub does not hold
  • No chain of custody claim is held for this entry.
  • No governance and compliance claim is held for this entry.
  • No participation and support claim is held for this entry.

Not shown · SequenceFewer than two dated claims are held, so there is no sequence to read.

Not shown · Where sources disagreeNo source disagreement is noted on this entry.

Not shown · Also namedNo source has used a different name string for this entry.

Where this entry comes from