Reinhold Wuerth is a German billionaire industrialist, renowned for transforming his father's small wholesale screw business into a global leader in assembly and fastening materials. He is celebrated for his significant contributions to the business world and extensive philanthropic efforts.

Dieter Schwarz is a German billionaire businessman, best known as the owner of the Schwarz-Gruppe, which operates Lidl and Kaufland. He is recognized for transforming the retail industry with his discount supermarket model and maintaining a low profile despite his immense wealth.

Jacqueline Mars is an American heiress, investor, and philanthropist. As a member of the Mars family, she co-owns Mars, Incorporated, the world's largest candy company known for its iconic brands such as M&M's, Snickers, and Mars bars. With an extensive involvement in philanthropy, Jacqueline Mars maintains a low public profile despite her significant wealth.

John Mars is an American billionaire businessman, co-owner of Mars, Incorporated, and the grandson of Frank C. Mars, who founded the company. With a significant influence in the global confectionery industry, John Mars has maintained a low public profile despite his considerable wealth and business impact.

Phil Knight, co-founder and former CEO of Nike, Inc., is an American business magnate and philanthropist. With a net worth exceeding $50 billion, Knight has significantly impacted the sportswear industry and is a prominent figure in business and philanthropy.

Klaus-Michael Kuehne is a German billionaire known for his significant influence in logistics and transportation industries. He is the majority shareholder and honorary chairman of Kuehne + Nagel, one of the world’s leading logistics companies. As of 2023, he is one of the richest people in Germany and has a considerable presence in the global logistics market.

Charles Koch is an American billionaire businessman, political donor, and philanthropist. He is known for his role as the chairman and CEO of Koch Industries, one of the largest privately-owned companies in the world, and his significant influence in American politics through his extensive network and charitable donations.

Amancio Ortega, the Spanish billionaire and founder of the Inditex fashion group, is best known for his global retail brand Zara. He is one of the wealthiest individuals in the world, renowned for his significant impact on the fashion industry and retail markets.

Warren Buffett, known as the "Oracle of Omaha," is a highly influential investor, business tycoon, and philanthropist. He is the chairman and CEO of Berkshire Hathaway and is widely recognized for his investment acumen and wealth-building strategies.