BRK-A - Berkshire Hathaway Inc.

Berkshire Hathaway Inc. (Berkshire) is a holding company owning subsidiaries engaged in a number of diverse business activities. Berkshires Insurance businesses are conducted on both a primary basis and a reinsurance basis. The Company also owns and operates number of other businesses engaged in a variety of activities. Berkshires insurance businesses provide insurance and reinsurance of property and casualty risks worldwide and also reinsure life, accident and health risks worldwide. Its property/casualty reinsurance business in North America is conducted through General Reinsurance Corporation (GRC). During the year ending December 31, 2010, Burlington Northern Santa Fe, LLC (BNSF), formally Burlington Northern Santa Fe Corporation; The Berkshire Hathaway Reinsurance Group (BHRG) acquired the life reinsurance business of Sun Life Assurance Company, and McLane Company, Inc. (McLane) acquired Kahn Ventures.