Gregory Knight

Cerahelix, Inc. engages in manufacturing water filtration membrane. Its technology includes picohelix, which is based on patented process that uses DNA to make a non-ceramic coating to provide filtration. The company was founded by Susan MacKay, Donald MacKay, and Karl Bishop in 2011 and is headquartered in Orono, ME.

GT Advanced Technologies, Inc. operates as a diversified technology company. It provides crystal growth equipment and services for the global, solar, LED and electronics industries. The company was founded in 1994 and is headquartered in Hudson, NH.

SCHOTT Solar CSP, Inc. manufactures and markets photovoltaic systems. It provides solar power systems to grid-independent industrial clients, government agencies, and utility companies. The firm also sells solar cells and modules. The company is headquartered in Elmsford, NY.

GTAT Corp. provides polysilicon production technology and crystalline ingot growth systems. Its products include polysilicon technologies, silicon crystal growth, sapphire crystal growth, advanced sapphire material and silicon carbide crystal growth equipment. The company was founded by Kedar P. Guptais in 1994 headquartered in Merrimack, NH.

Hardinge, Inc. engages in the design, manufacture, and distribution of machine tools. It operates through the following segments; Metalcutting Machine Solutions and Aftermarket Tooling and Accessories. The Metalcutting Machine Solutions segment includes operations related to grinding, turning, and milling machines. The Aftermarket Tooling and Accessories segment refers to the products that are purchased by manufacturers throughout the lives of their machines. The company was founded by Franklin Hardinge and Henry Hardinge in 1890 and is headquartered in Berwyn, PA.

Equity Solar, Inc. engages in generating solar electric power. The private company is based in Greenbrae, CA. The company was founded by Chester P. Aldridge.