Dave DeGraaff

General Manager, Project Modules Group
Dave DeGraff is SunPower's General Manager of Project Modules.
Because SunPower's solar panels are so efficient, you'll need fewer of them on your roof.

Update: SunPower Solar Panel Sets New World Record for Efficiency

October 7th, 2015
Learn more about why SunPower's solar panels are the most efficient panels commercially available today.