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Forklift unloading supplies at the mining unit warehouse (illustrative image) Illustrative image

Join our ecosystem of

Suppliers

Sustainable supply chain

We see our suppliers as key partners in our value chain. That is why we vet each one with due diligence and give them objective feedback on their performance.

Supplier registration

If you supply goods, services, or transport, or are a formalized mineral producer, register on our portal and send your company documents to:

contacto@sotrami.com.pe
Register online

Please complete every field: all are required to evaluate your information.

Goods, services & transport

  1. 01 Active SUNAT tax ID (RUC).
  2. 02 Electronic invoice in PDF and XML (UBL 2.1).
  3. 03 SOTRAMI purchase or service order.
  4. 04 Delivery acceptance or transport waybill.

Mineral suppliers

  1. 01 Valid REINFO registration.
  2. 02 Corrective and preventive IGAFOM filed.
  3. 03 Active SUNAT tax ID (RUC).
  4. 04 Zero child labour and conflict-free minerals.
Zero-Trust Digital Portal · RUC Modulo 11 Validation

Digital Invoice Submission & REINFO Onboarding

Clean PDF without active scripts.

.PDF — Max 10 MB · Pre-signed R2 Quarantine (SHA-256)

Validated against XXE / DTD entities.

.XML — Max 10 MB · Pre-signed R2 Quarantine (SHA-256)

Consolidate PO and signed waybill in PDF.

.PDF — Max 10 MB · Pre-signed R2 Quarantine (SHA-256)
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We build long-term relationships with suppliers who share our standards

Vetting is the first step of a partnership built on safety, ethics, and quality.

What we value

Compliance

Up-to-date documentation, ethical practices, and respect for our anti-bribery and anti-money-laundering policies.

Safety

Preventive controls and compliance with Supreme Decree 024-2016-EM at the mine, the plant, and in transport.

Quality

Technical capability, timely response, and continuous improvement in every delivery and service.

Strategic partners Volvo · Epiroc · Famesa Explosivos · 3M · Delcrosa · Aceros Arequipa · Mitsui · Omnia Solution (SAP S/4HANA)