Fletcher Hamilton

Netsocket, Inc. provides internet protocol service assurance solutions. It specializes in internet protocol networking service assurance, unified communications service assurance, virtualized networking, video calibration service assurance, and voice over internet protocol service assurance. The company was founded by Kenneth Lewis on September 19, 2006 and is headquartered in Plano, TX.

Sevis Systems, Inc. provides mobile backhaul and signaling solutions to mobile and fixed line network operators. It bridges the gap between transport solutions, mobile domain expertise and deep packet inspection capabilities. The company was founded in 1999 and is headquartered in Lewisville, TX.

Northern Telecom provides telecommunication services.

Alcatel-Lucent Holdings, Inc. develops and builds communications networks. It provides equipment, software, and related network services for carriers, service providers, and enterprise customers. The company supplies broadband Internet access products and digital subscriber line (DSL) technology for residential and small business end-users. It is headquartered in Plano, TX.

NetTest A/S develops network monitoring systems. The company is based in Brøndby, Denmark. NetTest was acquired by Anritsu Corp. from Axcel Management A/S on August 11, 2005.

Acme Packet, Inc. manufactures communications equipment designed to route voice and data over internet protocol networks. The company was founded by Patrick J. MeLampy on September 11, 2000 and is headquartered in Woburn, MA.