GEICO, NetJets, Berkshire Hathaway Energy, Marmon Group, Central States Indemnity, Berkshire Hathaway GUARD Insurance Companies, General Re Corporation, Medical Protective, National Indemnity Company, Acme Brick, Ben Bridge Jeweler, Benjamin Moore & Co., Borsheim's Fine Jewelry, Burlington Northern Santa Fe Corporation, The Buffalo News, Business Wire, Clayton Homes, Pilot Flying J, FlightSafety International, Dairy Queen, Brooks Sports, Scott Fetzer Company
Cwmni daliannol gyda'i bencadlys yn Omaha, Nebraska, yr Unol Daleithiau (UDA), sydd gyda nifer o is-gwmnïau yw Berkshire Hathaway. Prif fusnes y cwmni yw yswiriant. Ei gadeirydd a phrif weithredwr yw Warren Buffett, un o unigolion cyfoethocaf y byd.