John D. Rockefeller
An indomitable titan of the American oil industry, Rockefeller's name is synonymous with wealth and power. As the co-founder of Standard Oil, he reshaped the oil landscape, pioneering strategies that defined modern corporate America. His legacy extends beyond oil; as a philanthropist, he reshaped educational and medical institutions, leaving an enduring impact on society. A figure of awe and controversy, Rockefeller's influence in business and philanthropy remains unmatched.