GTB is one of the first Maryland-based telephone providers.
In business for over 20 years, GTB is a full-service telecommunications provider headquartered in the state of Maryland. We provide the following comprehensive list of services: Business VoIP, Hosted PBX, premise phone systems, Internet access, data solutions, remote data backup, network security and IT services in Maryland, Washington, D.C. and Northern Virginia. GTB is also proud to be the preferred provider of telecom services to several local business associations.
Business Phones (VoIP, Hosted PBX), Internet Access (high speed, fiber), Web and Audio Conferencing, Online Data Backup, Network Security, and Monitoring and IT Services
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