Microsoft co-founder Bill Gates and billionaire investor Warren Buffett released a list Wednesday of people who have signed a promise to give at least half their wealth to charity. The list of names, by state of residence:

CALIFORNIA: Eli and Edythe Broad; Michele Chan and Patrick Soon-Shiong; Ann and John Doerr; Larry Ellison; Barron Hilton; Joan and Irwin Jacobs; Lorry I. Lokey; George Lucas; Alfred E. Mann; Tashia and John Morgridge; Bernard and Barbro Osher; Herb and Marion Sandler; Jeff Skoll; Tom Steyer; Kat Taylor

GEORGIA: Bernie and Billi Marcus; Ted Turner

HAWAII: Pierre and Pam Omidyar

WASHINGTON, D.C./MD. : David M. Rubenstein; Vicki and Roger Sant

MICHIGAN: Thomas S. Monaghan

MISSOURI: Jim and Virginia Stowers

NEBRASKA: Warren Buffett; Walter Scott Jr.

NEW YORK: Michael R. Bloomberg; Barry Diller and Diane von Furstenberg; Elaine and Ken Langone; Ronald O. Perelman; Peter G. Peterson; Julian H. Robertson Jr.; David Rockefeller; Jim and Marilyn Simons; Sanford and Joan Weill; Shelby White

OKLAHOMA: George B. Kaiser

PENNSYLVANIA: Gerry and Marguerite Lenfest

TEXAS: Laura and John Arnold; T. Boone Pickens

UTAH: Jon and Karen Huntsman

WASHINGTON: Paul G. Allen; Bill and Melinda Gates