SAN JOSE, Calif., July 2, 2007 /PRNewswire-FirstCall via COMTEX News Network/ -- SunPower Corporation (Nasdaq: SPWR), a Silicon Valley-based manufacturer of high-efficiency solar cells, solar panels and solar systems, today announced that Chief Executive Officer Tom Werner received the Ernst & Young Entrepreneur of the Year^® 2007 Award in the Engineering and Manufacturing category in Northern California. This award recognizes outstanding entrepreneurs who are building and leading growth oriented businesses. Werner was selected by an independent panel of judges and the award was presented at an Ernst & Young Entrepreneur of the Year gala at the San Francisco Fairmont Hotel on June 29, 2007.

"I am proud to accept this award on behalf of our entire team at SunPower Corporation," said Werner. "SunPower is delivering industry-leading, high-efficiency solar systems to homes and businesses around the world. Our Silicon Valley technology and innovation culture has been central to our advances in solar system performance, affordability and aesthetics."

The Ernst & Young Entrepreneur of the Year awards program celebrates its 21st anniversary this year and continues to honor entrepreneurs who have demonstrated excellence in such areas as innovation, financial performance, and personal commitment to their businesses and communities.

"Ernst & Young is honored to recognize extraordinary business leaders, such as Tom Werner, and the companies they have built," said Rick Fezell, Ernst & Young Entrepreneur of The Year program director for Northern California.

As a Northern California award winner, Werner is now eligible for consideration for the Ernst & Young Entrepreneur of the Year 2007 national program. Award recipients in several national categories, as well as the overall national Ernst & Young Entrepreneur of the Year award recipient, will be announced at the annual awards gala in Palm Springs, California on November 17, 2007. The national Entrepreneur Of The Year celebration is part of Ernst & Young's Strategic Growth Forum. The overall national Entrepreneur Of The Year award recipient is then considered for the world event held in Monte Carlo.

Sponsors

Founded and produced by Ernst & Young LLP, the Entrepreneur of the Year Awards are pleased to have Bank of America as the national presenting sponsor, as well as SAP America and the Ewing Marion Kauffman Foundation as national sponsors.

In Northern California, local sponsors include NYSE Group, Inc., Scherzer International, SHIFT Communications, LLC and The Big Picture.

About SunPower

SunPower Corporation (Nasdaq: SPWR) designs, manufactures and markets high-performance solar electric technology worldwide. The company's high- efficiency solar cells and panels generate up to 50 percent more power per unit area than conventional solar technologies and have a uniquely attractive, all-black appearance. For more information, please visit the SunPower website

at http://www.sunpowercorp.com. SunPower is a majority-owned subsidiary of Cypress Semiconductor Corp. (NYSE: CY).

About the Ernst & Young Entrepreneur Of The Year Awards

The Entrepreneur of the Year^® awards program was created and is produced by professional services firm Ernst & Young LLP. As the first award of its kind, the Ernst & Young Entrepreneur of The Year^® Award recognizes outstanding entrepreneurs who are building and leading dynamic and growing businesses. The program, which celebrated its 20th anniversary in 2006, honors entrepreneurs through regional, national and global award programs in over 125 cities and 40 countries.

About Ernst & Young

Ernst & Young, a global leader in professional services, is committed to enhancing the public's trust in professional services firms and in the quality of financial reporting. Its 114,000 people in 140 countries pursue the highest levels of integrity, quality, and professionalism in providing a range of sophisticated services centered on our core competencies of auditing, accounting, tax, and transactions. Further information about Ernst & Young and its approach to a variety of business issues can be found at http://www.ey.com/perspectives. Ernst & Young refers to the global organization of member firms of Ernst & Young Global Limited, a U.K. company limited by guarantee, each of which is a separate legal entity. Ernst & Young Global Limited does not provide services to clients. Ernst & Young LLP is a U.S. client-serving member firm of Ernst & Young Global Limited.

SunPower is a registered trademark of SunPower Corp. Cypress is a registered trademark of Cypress Semiconductor Corp. All other trademarks are the property of their respective owners.

SOURCE SunPower Corporation

Ingrid Ekstrom of SunPower Corporation, iekstrom@sunpowercorp.com ,+1-510-868-1368;
or Sarahjane Sacchetti of Bite Communications, Sarahjane.sacchetti@bitepr.com,
+1-415-284-8230, for SunPower Corporation

http://www.sunpowercorp.com

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