Amgen U.S. and global marketing training director and commercial strategy development lead William Davis has several decades of experience in sales, marketing, operations management, and staff development. A business administration graduate from California State University, William Davis possesses a career history that consists of leadership positions for companies such as Johnson & Johnson and Stater Bros Markets-Colton, in addition to Amgen.

He joined Stater Bros as a store director in 1987 and remained with the company for 12 years, during which time he supervised 75 employees and oversaw mergers and acquisitions for company expansion. He later joined Pharmacia Corporation, where he received a Sales Management Rookie of the Year award.

Mr. Davis joined Johnson & Johnson in 2002. During his four years with the company, he earned numerous field director sales district awards, including a President Trophy Award in 2003, and his district was recognized as the top-producing territory in the United States in 2004, 2005, and 2006.

Outside his professional duties with Amgen, William Davis engages in a variety of physical and outdoor activities, such as cycling, swimming, running, and coaching youth soccer. He also enjoys listening to bands such as Maroon 5 and Foo Fighters, and cooking American cuisine.