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Telephone and Data Systems, Inc. is a Chicago-based telecommunications service company providing wireless, local- and long-distance telephone, broadband and video services to approximately 7 million customers in 36 states through its business units TDS Telecom and U.S. Cellular. The company began as a rural phone company in Wisconsin in 1969. In 1983 it founded U.S. Cellular as a subsidiary.
Liberty Global is the world`s largest international TV and broadband company, with operations in more than 30 countries across Europe, Latin America and the Caribbean. We invest in the infrastructure that empowers our customers to make the most of the digital revolution. Our scale and commitment to innovation enable us to develop market-leading products delivered through next-generation networks that connect our customers who subscribe to over 59 million television, broadband internet and telephony services. We also serve over ten million mobile subscribers and offer WiFi service across six million access points.
GENBAND is a global leader in real time communications software solutions for service providers, enterprises, independent software vendors, systems integrators and developers in over 80 countries. Its market-leading Network Modernization, Unified Communications, Mobility and Embedded Communications solutions enable customers to quickly capitalize on growing market segments and introduce differentiating products, applications and services. GENBAND is headquartered in Frisco, Texas and has operations, R&D and resources around the globe that provide world-class support and services for its vast customer base.
DT Corporation (IDT), is a multinational holding company with operations primarily in the telecommunications industry. The Company operates in two segments: Telecom Platform Services and Consumer phones Services, which comprise its IDT Telecom division. Telecom Platform Services provides telecommunications services, including prepaid and rechargeable calling products and international long distance traffic termination, as well as various payment services. Consumer Phone Services provides consumer local and long distance services in the United States.
InterMetro Communications, Inc. is one of the leading companies in the Telecommunications sector.