About the CEO
Harold Hartmann is a name synonymous with opulence, precision, and strategic acumen in the world of high-value mineral commodities. A Swiss-American gemologist of extraordinary repute, Hartmann has carved a formidable legacy as a prominent multimillionaire business magnate whose empire spans the global trade of raw gold and diamond gemstones. Though often associated—through marriage and close familial ties—with the storied Rockefeller dynasty, Hartmann’s success is very much the product of his own vision, expertise, and relentless pursuit of excellence in the rare earth and precious minerals sector.
Our history
Born in San Francisco, raised up in Switzerland, to a family with deep roots in European gemology and banking, Harold Hartmann was immersed in the world of fine stones and financial strategy from an early age. His mother, a direct descendant of a minor branch of the Rockefeller family through marriage, instilled in him the values of discretion, long-term investment, and philanthropy. His father, a respected gem appraiser and mineralogist, introduced him to the intricate science of gem identification and valuation. This dual heritage Swiss precision and American industrial ambition—forged the foundation of Hartmann’s unique business philosophy.
Information
Business Empire and Influence
Today, Harold Hartmann’s net worth is estimated in the hundreds of millions, with some insiders suggesting it may well exceed the billion-dollar mark when accounting for private holdings and mineral reserves. His portfolio includes:
- AurumVault AG: A Zurich-based vaulting and bullion services firm specializing in raw gold storage and liquidity solutions for sovereign wealth funds.
- Lumina Stones Ltd.: A London-headquartered diamond brokerage that handles some of the world’s largest uncut gem transactions, often acting as a silent intermediary for royal families and elite collectors.
- Rockefeller-Hartmann Strategic Resources: A joint venture with select Rockefeller family offices, focusing on sustainable mining technologies and critical mineral investments in emerging markets.
Hartmann rarely appears in public rankings or media, preferring the quiet corridors of Geneva’s private banking district or the boardrooms of De Beers’ invitation-only supplier forums. Yet his influence is undeniable. his certifications are considered near-gospel in gem authenticity, and his word can move spot prices in niche mineral markets.
