SUNPOWER CONFIDENTIAL

Opportunity Green“Green Power Forum”

September 23, 2010

SUNPOWER CONFIDENTIAL

SunPower in the World

Over 450 MWp installed

5,000+ Employees

Established and Proven. Technology Leaders.

$1.5B in Annual Revenue (2009)

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Highest efficiency in the world

SUNPOWER CONFIDENTIAL

SunPower in the United States

Commercial Power Plants

Largest Solar Power Plants in U.S.

Largest Commercial Base in U.S.

Dealer Network

600 US dealers

3

New Homes

80% CA Market Share

Vertically Integrated Channels

SUNPOWER CONFIDENTIAL 9

“Zero Energy” New Home Communities

SUNPOWER CONFIDENTIAL

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2000 2010 2020 2030 2040 2050 2060 2070 2080 2090 2100

Solar

Wind

Biomass

Geothermal

Hydroelectric

Nuclear

Fossil Fuel

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Solar’s Role in Climate Stabilization

With Favorable Public Policies, Renewable Energy Can Achieve Atmospheric Carbon Stabilization

80% by 2100

50% by 2050

Source: Don Aitken adapted from Bull and Billman, NREL 2004

Examples of Global Primary Energy

20% by 2020

SUNPOWER CONFIDENTIAL

SunPower in California

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Founded by Stanford Professor Dick Swanson in 1985

25 Year History in CA with currently 800 CA Employees

Manufacturing, Engineering, Research and Development

Richmond Manufacturing, R&DManufacturing ExpansionAnnounced in April