BURLINGTON NORTHERN SANTA FE, LLC POWER OF ATTORNEY February 12, 2010Burlington Northern Santa Fe, LLC • February 12th, 2010 • Railroads, line-haul operating
Company FiledFebruary 12th, 2010 IndustryWHEREAS, on February 12, 2010, pursuant to the Agreement and Plan of Merger, dated as of November 2, 2009, by and among Burlington Northern Santa Fe Corporation (the “Company”), Berkshire Hathaway Inc., a Delaware corporation (“Berkshire”), and R Acquisition Company, LLC, a Delaware limited liability company wholly owned by Berkshire (the “Merger Subsidiary”), the Company merged with and into the Merger Subsidiary, with the Merger Subsidiary surviving as a wholly owned subsidiary of Berkshire (the “Merger”);