Silicor Materials
 Silicor Materials Inc. is a privately held manufacturer of solar silicon and aluminum by-products. Silicor is headquartered in San Jose California and its silicon purification operations are performed by its wholly owned subsidiary Silicor Materials Canada Inc. in Ontario Canada. Silicor also has a research and development facility in Berlin Germany. To date more than 25 million solar cells have been made with Silicor's solar silicon.