Mayfield Fund

Mayfield Fund’s Kevin Fong Named Non-Executive Chairman of 3PAR
Veteran VC Leverages 2 Decades of Storage Experience to Help Guide Company

Fremont and Menlo Park, California, June 15, 2007 – 3PAR, the leading global provider of Utility Storage for enterprises, service providers and government organizations, and Mayfield Fund today announced the appointment of Kevin Fong, Mayfield Managing Director, as non-executive chairman of 3PAR. Fong’s appointment follows the addition of two independent directors to the company’s board over the past year.

Fong, 53, is a veteran Silicon Valley venture capitalist who has provided leadership to Mayfield since 1988. He has invested in several notable companies, such as Crescendo Communications, Redback Networks, and Mobile 365. He has a significant track record in the storage sector with investments such as Legato Systems (now part of EMC), Vixel (now part of Emulex), OnStor, and Mendocino Software. He currently focuses on the enterprise, communications and semiconductor sectors in the U.S. and leads Mayfield's China-based strategy and investments.

“As a founding investor in 3PAR and with two decades of building storage companies, Kevin’s perspective will be invaluable,” said David Scott, President and CEO. “We rely heavily on Kevin for pragmatic advice as well as strategic guidance.”

Internet 500 companies, such as MySpace, and other leading companies with their needs for storage are deploying 3PAR solutions. 3PAR solutions are also deployed at the Ask portals, priceline.com, eHarmony, Shopzilla, Verizon Business, USi (an AT&T company) and Credit Suisse.

“David’s able leadership has proven key in developing 3PAR’s business, and I look forward to continuing to work with him,” said Fong.

About 3PAR
3PAR is the leading global provider of Utility Storage for enterprises, service providers and government organizations. Utility Storage is a simple, efficient and massively scalable tiered storage array designed to be a key building block for Utility Computing. Utility Computing is an emerging IT architecture that employs virtualization—which presents a logical view of resources that is independent of the actual underlying physical assets—to capture key advantages of traditional mainframe and client/server, or distributed computing, environments, while reducing their complexity and inefficiency. Utility Computing virtualizes key IT infrastructure elements, primarily application servers and storage arrays, to create shared infrastructures for workload consolidation that can enable services to be delivered more rapidly, flexibly, reliably and economically. For more information, visit the 3PAR Web site at: www.3PAR.com.

About Mayfield Fund
Mayfield Fund provides “venture capital with impact” by partnering with exceptional individuals to create industry-leading companies. Mayfield has domain expertise in Internet media, communications/mobility and enterprise software. The firm has $2.6 billion under management and invests in the U.S., China and India. Since Mayfield’s founding in 1969, the firm has invested in more than 470 high-growth companies, taken more than 100 public, and more than 150 have merged or were acquired. For more information, please visit www.mayfield.com or contact: Kamini Ramani, kramani@mayfield.com