GT Advanced Technologies Email Format
Semiconductor ManufacturingNew Hampshire, United States501-1000 Employees
GT Advanced Technologies produces high-purity crystal materials used in advanced semiconductors, high-energy lasers, and aerospace/defense windows. In Hudson, New Hampshire, it manufactures silicon carbide, a material that enables power-dense semiconductor devices with cooler, smaller packages, including applications in electric vehicles. The company also produces sapphire, used for high-performance optics in lasers and aircraft windows, with emphasis on extreme purity and large sizes. It sells these materials to partners within the semiconductor supply chain, positioning itself as a supplier of essential crystal materials for next-generation devices and precision optics. Based in Hudson, the company is mid-sized and has pursued facility expansion, including a move to a larger 100,000-square-foot site in 2018.