Weyerhaeuser Co. elected Patricia M. Bedient executive vice president and CFO of the $21.9 billion forest products company, based in Federal Way, Wash. Bedient, 53, succeeds Richard Taggart, who has retired. Prior to joining Weyerhaeuser, she was a managing partner and head of the Forest Products Practice in the Seattle office of Arthur Anderson LLP. She was also a partner and certified public accountant for their Portland and Boise offices. She also serves on the board of directors of Alaska Air Group.

Amgen Inc., the $14.3 billion biotech company, based in Thousand Oaks, Calif., has appointed Robert Bradway executive vice president and CFO. Bradway, 44, replaces Richard Nanula, who resigned to pursue other opportunities. Bradway came to Amgen in 2006 as vice president of operations strategy. Before joining Amgen, he served as managing director in investment banking for Morgan Stanley's New York and London offices. He also led Morgan Stanley's healthcare practices in Europe and ran the European banking department.

Chevron Corp., the $210 billion U.S. oil company, based in San Ramon, Calif., appointedPatricia Yarrington treasurer. Yarrington, 51, succeeds David Kattebol, who has retired after 36 years. Yarrington came to Chevron in 1980, holding various finance positions throughout Chevron Corp. She was named comptroller of Chevron Products Co. in 1997. In 1998, she assumed the role of president of Chevron Canada Ltd. In 2000, she was named vice president of Chevron Corp. and then corporate vice president in 2002.