Berkshire Hathaway is a multinational conglomerate holding company based in the United States. Founded in the 19th century, it originally started as a textile manufacturing company. Over the years, it has diversified its investments and now owns a wide range of businesses, including insurance, utilities, and retail. The company is led by Warren Buffett, one of the most successful investors in history. Berkshire Hathaway is known for its unique business model, which allows it to acquire companies and hold them for the long term, focusing on their intrinsic value rather than short-term profits.