American multinational conglomerate holding company
Berkshire Hathaway Inc. () is an American multinational conglomerate holding company headquartered in Omaha, Nebraska. Founded in 1839 as a textile manufacturer, it transitioned into a major conglomerate starting in 1965 under the management of chairman and CEO Warren Buffett and vice chairman Charlie Munger. 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 (the retained premiums) generated serves as an important source of capital.
https://en.wikipedia.org/wiki/Berkshire_Hathaway