Aristotelis “Telis” Mistakidis is a Greek metals trader and self-made billionaire who amassed his fortune while working for the global commodity trading giant, Glencore. Born in Rome, Italy, in 1961, his father was a marine biologist who worked for the United Nations, giving him an international upbringing.

Mistakidis received a rigorous, elite education, graduating with a B.Sc. in Economics from the London School of Economics (LSE). This academic foundation in macroeconomics and financial analysis provided the perfect basis for the high-stakes world of commodity trading. He began his career at Cargill, one of the largest agricultural and trading houses, where he spent six years specializing in non-ferrous metals. This early experience quickly established him as a shrewd analyst and risk manager in the complex, volatile world of international metal markets.

Aristotelis Mistakidis’s career is defined by his decades-long tenure at the inner circle of the Glencore empire. He joined Marc Rich & Co. in 1993, shortly before the controversial founder, Marc Rich, was forced out and the company was renamed Glencore. Mistakidis quickly distinguished himself on the trading floor, specializing in zinc, copper, and lead—essential, high-volume industrial metals.

His expertise in price and risk management was unmatched, leading him to rise to Co-Director of the Zinc/Copper/Lead Commodity Department in 2000. In this role, he was jointly responsible for overseeing the massive marketing business and industrial assets of the department, guiding Glencore's strategy and operations in one of its most profitable divisions. His billionaire status was secured in May 2011 when Glencore launched its historic IPO, providing immense, liquid returns to its long-time partners, making him one of the most powerful and discreet figures in global commodity trading, based out of Switzerland.

Aristotelis Mistakidis, a figure known for his exceptional discretion and privacy, conducts his charitable work away from the media spotlight. His social impact is primarily felt through the vast economic activity and employment generated by the Glencore empire, which operates mines, refineries, and trading desks across dozens of countries globally.

His personal philanthropy often targets educational institutions and Greek cultural causes, reflecting his heritage and academic background (LSE). In the world of commodity trading, his legacy is one of disciplined risk management and operational efficiency, contributing to the stable flow of essential raw materials vital to global manufacturing and infrastructure development.

Aristotelis Mistakidis maintains the sophisticated, hyper-discreet style of a Swiss-based global commodity trader. His attire is consistently conservative and high-end, favoring tailored business suits and elegant accessories that are chosen for quality and timelessness rather than brand recognition. His aesthetic reflects the highly private nature of the Glencore partnership.

Residing in Switzerland, his lifestyle is defined by the freedom of immense liquid wealth. His true luxury is his control over vast commodity flows and his ability to operate with extreme privacy, remaining one of the least-known figures among the world's richest people. His life is dedicated to the intellectual challenge and precise execution required to command the world of industrial metal trade.