Ronald C. Foster is an independent director of Advanced Energy Industries, serving since 2014, and chairs the Audit and Finance Committee. He is an audit committee financial expert who brings significant senior management experience in the semiconductor and high-tech industries, along with deep expertise in financial management, accounting, and finance, having served as chief financial officer for various companies.
Mr. Foster previously served as Chief Financial Officer and Vice President of Finance of Micron Technology, Inc., a global producer of semiconductor devices, from April 2008 to March 2015. He was appointed to that position in 2008 after serving as a member of Micron's Board of Directors from June 2004 to April 2005. Before joining Micron, he was Chief Financial Officer and Senior Vice President of FormFactor, Inc., a semiconductor wafer test equipment company.
Prior to FormFactor, Mr. Foster served as the Chief Financial Officer for JDS Uniphase, Inc. and Novell, Inc., and served in various financial and operational roles at Applied Materials, Inc. and Hewlett Packard Company. He previously served as a board member of Everspin Technologies, Inc., Inotera Memories Inc. (a public company on the Taiwan stock exchange), LUXIM Corporation, and Aptina Company.