Thomas A. Corker

Cyan, Inc. develops software-defined networks. Its solutions include high-capacity, multi-layer switching and transport platforms as well as a carrier-grade software-defined networking platform and applications. The firm?s solutions are designed to provide a variety of existing and emerging applications, including business Ethernet, wireless backhaul, broadband backhaul and cloud connectivity. The company was founded by Michael L. Hatfield, Steve J. West, J. Richard Johnston and Eric M. Clelland on October 25, 2006 and is headquartered in Petaluma, CA.

Nortel Networks Corp. supplies end-to-end networking products and solutions serving both service providers and enterprise customers. It designs, develops, engineers, markets, sells, supplies, licenses, installs, services, and supports networking solutions worldwide. The company was founded in 1895 and is headquartered in Mississauga, Canada.

Cerent was founded in 1997 and has 287 employees. Cerent's single system solution also makes it easier for service providers with limited space for equipment

Cerra, Inc. provides information technology services. The company was founded by Ali Al-Shabibi, Zsolt Haraszti, Thomas A. Corker, and Nathan Knuth and is headquartered in San Rafael, CA.