John D. Joannopoulos

Lightelligence, Inc. engages in the development of energy processors and algorithms for artificial intelligence computing using photonic circuits. The company was founded by Paul Xie and Shen Yichen on October 27, 2017 and is headquartered in Cambridge, MA.

Lux Labs, Inc. develops optical materials using nanophotonics and polymer fabrication methods. The company was founded by Spenser Powers, Yichen Shen, Marian Soljacic and John Joannopoulos in 2017and is headquartered in Boston, MA.

WiTricity Corp. engages in the designs, development, manufactures, and marketing of technology for wireless energy transfer. It offers products to the consumer electronics, automotive, Industrial and medical markets. The company was founded by Peter H. Fisher, John D. Joannopoulos, Andre Kurs, Aristeidis Karalis, and Marin Soljacic in 2007 and is headquartered in Watertown, MA.

Luminus Devices, Inc. develops and manufactures solid state lighting solutions. Its products include COB arrays, mid power LEDs, XNOVA cube, high brightness white LEDs, color LEDs, color mix LEDs, UV LEDs, IR LEDs and horticulture LEDs. The company was founded by Alexei Erchak and John D. Joannopoulos in 2002 and is headquartered in Sunnyvale, CA.

OmniGuide, Inc. develops advanced energy surgical solutions. It offers gynecology, head and neck, otolaryngology and otology services. The firm also provides enhance surgical accuracy, access and control for minimally invasive surgery, laparoscopy and robotic-assisted surgical products. The was founded by Yoel Fink, John D. Joannopoulos, Edwin L. Thomas and Uri Kolodny in 2000 and is headquartered in Lexington, MA.