Profile: EPIR Technologies, Inc. offers custom fabrication of mercury cadmium telluride, and other group II-VI compound semiconductor structures to industrial customers. We specialize in the infrared imaging and solar energy markets. We provide silicon-on-insulator and compound semiconductor substrates, the polishing of group II-VI epitaxial layers, & the fabrication of electronic devices including group II-VI semiconductor components. Our solar energy product line includes ultra-high efficiency tandem solar cells, novel coatings and modules. Our brands include Hotte™, CdTe/Si-SiCOMP™, CdZnTe/Si-SiCOMP™, and CdSeTe-Si-SiCOMP™.