Entry

Hochschild Mining plc

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

TypeProducer organisationRelationships5Claims held5Checked2026-09First held2026-09

UK-registered mining company. Its Peruvian operating entity for the Inmaculada gold-silver unit is COMPANIA MINERA ARES S.A.C. (RUC 20192779333), in whose name SENACE proceedings for the unit run. It reports attributable production as '100% of all production from Inmaculada, Mara Rosa and 51% from San Jose'. Named in the SPMTP 2024 and 2025 Peru LSM map against 'Minera Inmaculada' and 'Inmaculada', and in the 2025 Brazil LSM map against 'Mara Rosa'.

Entry details
Role, as stated
LSE-listed precious-metals producer operating in Peru, Argentina and Brazil, through Compania Minera Ares S.A.C. in Peru and as the operator of the San Jose joint venture in Argentina.
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 fact1Corroborated2Single source2
Register identifiers
  • uk-companies-house05777693
This entry in the graph

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

operatesownsownslocated inHochschild Mining plc — Producer organisationSan José — Mine site / workingsCOMPANIA MINERA ARES S.A.C. — Producer organisationMINERA SANTA CRUZ S.A. — Producer organisationUnited Kingdom — Jurisdiction / administrative area
United Kingdom
Relationships

Showing 5 of 5

Tenure and control3

operatesSan JoséMine site / workingsCorroborated
CurrentRoleoperator as joint-venture majority owner, through an operations team at San Jose supported from Buenos Aires and Lima
Evidence (2)

Two or more independent sources state this.

SourceMcEwen Inc. Form 10-Q (SEC) corroborated by Hochschild MiningOrigingold-hubObserved2026-09Asserted2026-09-11

ownsCOMPANIA MINERA ARES S.A.C.Producer organisationSingle source
Current
Evidence (2)

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

SourceHochschild Mining operation disclosure and the SENACE proceedingOrigingold-hubObserved2026-09Asserted2026-09-11

ownsMINERA SANTA CRUZ S.A.Producer organisationCorroborated
CurrentShare51
Evidence (2)

Two or more independent sources state this.

SourceHochschild Mining and McEwen Inc. Form 10-QOrigingold-hubObserved2026-09Asserted2026-09-11

Geography1

located inUnited KingdomJurisdiction / administrative areaRegistry fact
CurrentPrecisionregistry-fact
Evidence

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

SourceCompanies House (UK)Origingold-hubObserved2026-09Asserted2026-09-11

Events and evidence1

mentioned inSwiss Precious Metals Transparency Platform — Public sourcing dataSource documentSingle source
CurrentLocatorsuppliersMap codes 'hochs: xmn-minera-immaculada' and 'hochs: xmn-inmac' (PE, LSM, 2024 and 2025), 'hochs: xmn-mara-rosa' (BR, LSM, 2025)
Evidence

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

  • LocatorsuppliersMap codes 'hochs: xmn-minera-immaculada' and 'hochs: xmn-inmac' (PE, LSM, 2024 and 2025), 'hochs: xmn-mara-rosa' (BR, LSM, 2025)Documentrecord:spmtp-sourcing-data · externalLinkpm-transparency.swiss/en/sourcing-data

SourceSwiss Precious Metals Transparency Platform, public sourcing dataOrigingold-hubObserved2026-09Asserted2026-09-11

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 · AttributesNo attribute claim carrying its own source is held for this entry.

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