Solar Vendors

SatCon Technology

920 installations generating 271,512 watts of solar power.

Cost Per Watt: $6,715.13

Xantrex Technology

3821 installations generating 147,221 watts of solar power.

Cost Per Watt: $7,568.88

SunPower

8738 installations generating 142,123 watts of solar power.

Cost Per Watt: $7,695.29

SMA America

13792 installations generating 117,498 watts of solar power.

Cost Per Watt: $7,481.81

Sharp

7696 installations generating 116,159 watts of solar power.

Cost Per Watt: $7,489.30

SunPower Corporation, Systems

276 installations generating 80,993 watts of solar power.

Cost Per Watt: $6,953.15

Suntech Power

1894 installations generating 68,028 watts of solar power.

Cost Per Watt: $6,228.92

Evergreen Solar

3510 installations generating 57,437 watts of solar power.

Cost Per Watt: $7,832.96

Advanced Energy Industries

93 installations generating 53,167 watts of solar power.

Cost Per Watt: $4,859.98

SolarWorld

1373 installations generating 44,890 watts of solar power.

Cost Per Watt: $8,001.55