Jacob Vestergaard Nielsen

Microsemi Communications, Inc. engages in the design, development, and market of integrated circuits that are used primarily by manufacturers of networking systems for carrier and enterprise networking applications. The company was founded by Louis R. Tomasetta and Ira Deyhimy in 1984 and is headquartered in Chandler, AZ.

Enigma Semiconductor, Inc. provides silicon solutions for networking systems. Its products include switches, fabric managers, and architecture modeling and system development tools. The company's products are used in enterprise and carrier applications, including core routers, multiservice provisioning platforms, and metro access equipment Enigma Semiconductor was founded by Jacob Nielsen and Rob Sturgill in June 2001 and is headquartered in Santa Clara, CA

Part of Nokia Oyj, NKT Elektronik AS is a Danish company that specializes in optical transmission equipment. NKT Elektronik was acquired by Alcatel-Lucent Holdings, Inc. from NKT A/S on November 21, 1994 for $145 million.

Xena Networks ApS develops Ethernet test solutions and analysis test equipment for telecommunications, research facilities, and government organizations. It focuses on types of testing such as quality of service solutions, benchmark and functional testing, convergence, service validation, security testing, open flow, and conformance. The company was founded by Jacob Vestergaard Nielsen in 2007 and is headquartered in Copenhagen, Denmark.