AUROBORO GROUP

More than a company. More than a project. More than a dream.  We are the result of over two decades of vision, perseverance, and conviction.  As the flagship brand of SIOUX LLC, we stand for Clean Production in Mining and Fair Trade practices. • Experience & Trust: More than 20 years building sustainable and transparent operations. • Global Presence: Headquarters in the United States, with reach across Latin America and international markets. • Compliance & Integrity: Strict alignment with national and international regulations. • Capital & Commitment: We invest our own resources to ensure independence and reliability. • Traceability & Responsibility: We monitor every step in the life of metals—from purchase, origin, and extraction to export and final destination.  At SIOUX LLC, we don’t just follow the market—we set a standard of responsibility, transparency, and excellence.