http://www.emcore.com
The company's offerings include compound semiconductors -- chips made from compound materials, such as gallium arsenide (GaAs) and gallium nitride (GaN), rather than silicon. Compound semiconductors are used in high-tech devices, including photovoltaic solar cells and optical components for high-speed telecommunications networks. EMCORE's customers include Alcatel-Lucent, Boeing, Cisco Systems, General Dynamics, Hewlett-Packard, Intel, Lockheed Martin, Motorola, Sycamore Networks, Tellabs, and the US government.