Ken Thompson

National Academy of Sciences operates as a private, nongovernmental institution that advises on issues related to science and technology. It provides independent, objective analysis and advice and conducts other activities to solve complex problems and inform public policy decisions. The firm also encourages education and research, recognize outstanding contributions to knowledge, and increase public understanding in matters of science. The company was founded on March 3, 1863 and is headquartered in Washington, DC.

Part of The National Academies of Science, the National Academy of Engineering operates as a professional membership organization. The company is based in Washington.

Entrisphere, Inc. developes, provides fiber access technology. Its solutions, including the BLM 1500 system & T-Series family of PON ONTs, ONUs & fiber fed remotes, ease migration for incumbent carriers by delivering communications and entertainment services over circuit or packet networks based on PON or copper transport. The company was founded by Bill Coughran, Phil Winterbottom & Ken Thompson in 2000 and is headquartered in Santa Clara, CA.

Bell Laboratories provides research and development services. It provides communications technologies including transistors, digital networking, signal processing, lasers and fiber-optic communications systems, communication satellites, cellular telephony, electronic switching of calls, touch-tone dialing and modems. The company was founded in 1925 and is headquartered in Murray Hill, NJ.