Heather Eileen White bought SSMR once, on Jun 5, 2026

Heather Eileen White is a mining engineer and corporate executive who serves as Chief Executive Officer of Sunshine Silver Mining & Refining Company (SSMR), a U.S.-based silver-focused mining and refining company.( Appointed CEO in February 2024, she is recognized in company and regulatory filings as a leader in the global mining industry, bringing roughly three decades of technical and operational experience to the role.( A registered Professional Engineer with a B.Sc. in engineering, White is noted for her expertise in complex underground operations and project development.( As CEO, she has overseen SSMR’s transition to public markets and its strategy to revitalize and restart the historic Sunshine Mine and related assets, positioning the company as a key American silver developer.(

White is also the President of White Mining Consulting Inc., through which she beneficially owns securities of Sunshine Silver Mining & Refining, as disclosed in U.S. securities filings.( Prior to leading SSMR, she built a reputation as a senior mining executive and advisor across multiple international projects, earning recognition as a proven operator and industry leader in both corporate disclosures and investor communications.( Her recent Form 4 insider trading reports reflect ongoing equity transactions in SSMR consistent with her role as a corporate insider and long-term aligned shareholder.(

Written by Perplexity from public sources.