Best telecommunication companies in McLean, VA

GTT Communications, Inc., formerly Global Telecom and Technology, is a multinational telecommunications and internet service provider company with headquarters in McLean, Virginia, and incorporated in Delaware.

Intelsat S.A. (NYSE: I) operates the world's first Globalized Network, delivering high-quality, cost-effective video and broadband services anywhere in the world. Intelsat's Globalized Network combines the world's largest satellite backbone with terrestrial infrastructure, managed services and an open, interoperable architecture to enable customers to drive revenue and reach through a new generation of network services. Thousands of organizations serving billions of people worldwide rely on Intelsat to provide ubiquitous broadband connectivity, multi-format video broadcasting, secure satellite communications and seamless mobility services. The end result is an entirely new world, one that allows us to envision the impossible, connect without boundaries and transform the ways in which we live.

Wireless Facilities,Inc. (WFI) is a telecommunications company. They design, deploy, and manage wireless networks for cellular and PCS. Wireless Facilities,Inc. (WFI) was founded in 1994 and is headquartered in San Diego, California

Primus Telecommunications, Inc. provides communication services, including voice, voice-over-Internet protocol, Internet, and wireless solutions. The company s services include domestic and international long distance, international toll-free service, calling cards, and prepaid long distance; Application Service Provider (ASP) services, dedicated T-1 and dial-up Internet access, DSL (Digital Subscriber Line), and global IP roaming services. It serves enterprise, residential, data, ISP, and telecommunication carrier customers in North America, Europe, and the Asia-Pacific. The company was founded in 1994 and is based in McLean, Virginia with a sales office in Los Angeles. Primus Telecommunications, Inc. operates as a subsidiary of Primus Telecommunications Group Inc.

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Italk Global Communications Inc. is primarily engaged in furnishing telephone voice and data communications, except radiotelephone and telephone answering services. This also includes leasing telephone lines or other methods of telephone transmission, such as optical fiber lines and microwave or satellite facilities, and reselling the use of such methods to others.