Buffett (second from left) and Munger (at right) in 1998. Berkshire Hathaway Inc. (/ ˈ b ɜːr k ʃ ər /) is an American multinational conglomerate holding company headquartered in Omaha, Nebraska.Originally a textile manufacturer, the company transitioned into a conglomerate starting in 1965 under the management of chairman and CEO Warren Buffett and vice chairman …