Donald Boyd Riddell

EM4, Inc. designs, develops and manufactures state-of-the-art, ruggedized, optoelectronic component. It offers commercial-off-the-shelf optoelectronic modules and unique optoelectronic design and manufacturing services. The company was founded by Alexander Rosiewicz, Basil Garabet and Markus Renlund in 2001 and is headquartered in Bedford, MA.

Melles Griot, Inc. develops laser systems. The company was founded on November 27, 1984 and is headquartered in Carlsbad, CA.

Part of Corning, Inc., Lasertron, Inc. is a company that makes optical components. The company is based in Burlington, MA. The company was founded by Jorge M. Fernandes. Lasertron was acquired by Oak Industries, Inc. on 1995-09-07 for $112.0 million.

Prysmian Cable Holding BV provides electrical and electronic equipment. It offers cables and wires, electric and telephone equipment. The company is headquartered in Delft, The Netherlands.

NKT Photonics A/S supplies fiber lasers and photonic crystal fibers. Its main markets are within imaging, the energy sector and material processing. The firm's products include OCT imaging systems, pulsed lasers, such as supercontinuum sources, ultra-low noise DFB fiber lasers and a wide range of specialty fibers. The company was founded in 1891 and is headquartered in Birkerod, Denmark.

Part of Luna Innovations, Inc., Luna Innovations Germany GmbH is a company that manufactures and supplies fiber lasers, fiber optic sensing systems, and photonic crystal fibers. The company is based in Cologne, Germany. The CEO of the company is Basil Garabet. Luna Innovations Germany was acquired by Luna Innovations, Inc. from NKT A/S on March 14, 2022 for $21.93 million.