Image of Thomas H. Werner

Tom Werner serves as SunPower president and chief executive officer, and as chairman of the SunPower board of directors. Prior to joining SunPower, he held the position of chief executive officer of Silicon Light Machines, Inc., an optical solutions subsidiary of Cypress Semiconductor Corporation. Previously, Werner was vice president and general manager of the Business Connectivity Group of 3Com Corp., a network solutions company, and has also held a number of executive management positions at Oak Industries, Inc., and General Electric Co. He currently serves as a board member of Cree, Inc., Silver Spring Networks, Silicon Valley Leadership Group, and is a member of the Marquette University board of trustees. Werner holds a bachelor's degree in industrial engineering from the University of Wisconsin, Madison, a bachelor's degree in electrical engineering from Marquette University and a master's degree in business administration from George Washington University.

Image of Charles D. Boynton

Charles (Chuck) D. Boynton serves as executive vice president and chief financial officer for SunPower Corp., where he leads the company's treasury, project finance, investor relations, financial planning, accounting organizations.  Previously, he was the company’s vice president of corporate finance and corporate development, with global responsibility for finance, planning and analysis and leading strategic investments, joint ventures, and mergers and acquisitions.   Prior to joining SunPower, Boynton was chief financial officer for ServiceSource International, where he was responsible for all aspects of finance, accounting, legal and facilities.  Boynton also held the position as chief financial officer at Intelliden where he drove finance, legal, IT, human resources and professional services.  Earlier in his career, Boynton held key financial positions at Commerce One, Inc., Kraft Foods, Inc. and Grant Thornton, LLP, and is a current member of the board of trustees of the San Jose Technology Museum of Innovation.  Boynton was a certified public accountant, State of Illinois, and a Member FEI, Silicon Valley Chapter.  He earned his MBA at Northwestern University and his Bachelor of Science in Business from Indiana University.

Image of Ken Mahaffey

Ken Mahaffey is executive vice president and general counsel for SunPower with responsibility for the company’s global legal organization. He is an accomplished executive with more than 20 years’ legal experience. Mahaffey joined SunPower in 2006 as a founding member of SunPower's Legal Department. During his tenure, Mahaffey has managed attorneys and professionals around the globe who handle all legal, contract, regulatory and compliance matters in support of the Company’s three core business segments. He has also provided lead support for SunPower’s corporate functions, including finance, M&A, marketing, policy and communication. Mahaffey has deep expertise in renewable energy law, finance, corporate governance and compliance matters. Before joining SunPower, he worked as an attorney in private practice managing a variety of commercial and litigation matters. Mahaffey has a Bachelor of Arts degree from University of California, San Diego, and a Juris Doctor degree from McGeorge School of Law, University of the Pacific.

Image of Dr. Bill Mulligan

Dr. Bill Mulligan is responsible for leading SunPower’s global operations and worldwide materials sourcing. Mulligan originally joined SunPower in 1998 and worked for more than 12 years as vice president of research and development, where he led the development of SunPower’s PV cell technology and the world’s highest efficiency commercial solar panel. He left SunPower in 2010, but returned four years later with the company’s acquisition of SolarBridge, where he was serving as president and CEO. Most recently he was SunPower’s vice president of upstream strategy. Mulligan has more than 30 years of solar and microelectronics industry experience, and prior to SunPower served in various engineering and management positions at JX Crystals, Inc., the National Renewable Energy Laboratory, AstroPower, and Fairchild/National Semiconductor. Mulligan received dual undergraduate degrees in chemistry and history from the University of Washington, a master’s of science in chemical engineering from the University of Michigan and his doctorate in materials science from the Colorado School of Mines. He holds 10 patents and is the author of more than 30 publications related to solar energy.

Image of Douglas J. Richards

Douglas J. Richards serves as SunPower's executive vice president, administration. In this role, he is responsible for leading all Human Resources (HR) initiatives, Information Technology (IT), Environment, Health and Safety services and the company's facilities organizations worldwide. Prior to joining SunPower, Richards was vice president of human resources and administration for SelectBuild, a $1.8 billion wholly owned subsidiary of BMHC, a company that serves 19 of the top 25 high-volume builders. Previously, he held strategic positions at BlueArc, Compaq Computer Corp and Apple Computer, Inc. Richards has more than 21 years of experience developing and driving key HR programs for Fortune 100 companies and venture-backed startups. He graduated from California State University, Chico, with a B.A. in public administration.