Keith Desmond Halsey

Part of Coherent Corp., Demeter Technologies, Inc. develops long wavelength Fabry Perot and Distributed Feedback lasers for datacom and telecommunications applications. The company is based in El Monte, CA. Keith Desmond Halsey has been the CEO of the company since 1990. Demeter Technologies was acquired by Finisar Corp., part of Coherent Corp. from September 24, 2019 on November 21, 2000 for $185 million.

Part of AXT, Inc., Lyte Optronics, Inc. is a manufacturer of light emitting diodes, laser diodes, and laser pointing and alignment products. The company is based in Torrance, CA. Keith Desmond Halsey has been the CEO of the company since 1990. Lyte Optronics was acquired by AXT, Inc. on May 28, 1999 for $80.07 million.

Part of Sivers Semiconductors AB, Sivers Photonics Ltd. is a British company that manufactures electronic products. The company is based in Blantyre, UK. The company was founded in 2000 by Neil Martin. Neil Martin has been the CEO since 2000. Sivers Photonics was acquired by Sivers Semiconductors AB on May 18, 2017 for $17.47 million.

Northlight Optronics AB designs, manufactures & markets optical transmitters, receivers, and fiber amplifiers. The firm offers products for long haul, metro, and high speed LAN application components. The company was founded in January 2003 and is headquartered Stockholm, Sweden