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InterCall, a subsidiary of West Corporation, is the largest service provider in the world specializing in conference communications.
Communications Systems, Inc. (CSI) operates directly and through its subsidiaries located in the United States, Costa Rica and the United Kingdom. CSI is principally engaged in the manufacture and sale of modular connecting and wiring devices for voice
LightRiver is the premier provider of next generation, multi-vendor, Factory Built Networks® and netFLEX® vendor neutral, Optical Domain Orchestration and Control Software solutions. LightRiver is an expert in Packet Optical, DWDM/ROADM, MPLS and Carrier Ethernet systems and designs, engineers, commissions, automates and supports next generation, software controlled, transport networks for mission-critical clients that require the highest capacity, reliability, resiliency and manageability that today`s optical communications technology can deliver. LightRiver is a portfolio company of Grain Management, LLC, a leading Washington, D.C.-based investment firm, focused on the global communications sector. LightRiver delivers unique value with turnkey hardware and software solutions, carrier-grade quality and unparalleled customer care in multi-technology networking.
Scan-AM Co is a Mchenry, IL-based company in the Telecommunications sector.
Premier Companies is a Lancaster, PA-based company in the Telecommunications sector.