SolarWorld
The SolarWorld group is the biggest and one of the oldest U.S. manufacturers of photovoltaic wafers, cells and modules. Its mission is to provide a source of clean renewable energy. The company believes solar power not only has the greatest potential to serve that end, but also is key to sustainable economic and environmental development. SolarWorld AG -- headquartered in Bonn, Germany, with its U.S. unit based in Hillsboro, Ore. -- is spreading the technology underlying that potential around the world.