Warren Edward Buffett is an American businessman, investor, and philanthropist who currently serves as the co-founder, chairman and CEO of Berkshire Hathaway. As a result of his investment success, Buffett is one of the best-known investors in the world. As of April 2024, he had a net worth of $139 billion, making him the ninth-richest person in the world.

Berkshire Hathaway Inc. is an American multinational conglomerate holding company headquartered in Omaha, Nebraska, United States. Founded in 1839 as a textile manufacturer, it underwent a drastic restructuring into a conglomerate starting in 1965 under the leadership of chairman and CEO Warren Buffett and vice chairman Charlie Munger. Today, the company's earning power is diversified across a broad portfolio of subsidiaries, equity positions and other securities. Insurance is a major area of operations and the float generated serves as an important source of capital. Buffett and Munger are known for their advocacy of value investing principles and under their direction, the company's book value has grown at an average rate of 20%, compared to about 10% from the S&P 500 index with dividends included over the same period, while employing large amounts of capital and minimal debt.