Berkshire Hathaway Berkshire Hathaway is a multinational conglomerate holding company based in the United States, with headquarters in Omaha, Nebraska. The company was founded by legendary investor Warren Buffett and his partner Charlie Munger in 1839. Berkshire Hathaway owns and operates a wide variety of businesses across industries such as insurance, energy, retail, manufacturing, and more. Some of its well-known subsidiaries include Geico, Duracell, Dairy Queen, and BNSF Railway. One of the key features of Berkshire Hathaway is its focus on long-term investments and its philosophy of value investing, which emphasizes buying high-quality companies at a reasonable price and holding them for the long term. Berkshire Hathaway has also become famous for its annual shareholder meetings, which attract thousands of investors and feature a question-and-answer session with Buffett and Munger. Today, Berkshire Hathaway is one of the most valuable companies in the world, with a market capitalization of over $600 billion as of 2021. What exactly does Berkshire Hathaway do? What companies are under Berkshire Hathaway? Does Warren Buffett still own Berkshire Hathaway? Who is the largest shareholder of Berkshire Hathaway? Who will succeed Warren Buffett as CEO of Berkshire Hathaway? How many shares does Bill Gates have in Berkshire Hathaway?