The links below are to letters from Warren E. Buffett dated June 26, 2006 and to a letter to Mr. Buffett's three children dated August 30, 2012 regarding pledges to make gifts of Berkshire stock.

• Bill and Melinda Gates Foundation



• Susan Thompson Buffett Foundation



• Howard G. Buffett Foundation



• The Sherwood Foundation (formerly Susan A. Buffett Foundation)



• NoVo Foundation (Peter A. Buffett)



• Letter to Susie, Howard & Peter Buffett

The July 10, 2006 edition of Fortune Magazine contains an article that includes additional information regarding the pledges made by Mr. Buffett.