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GTT is a managed network and security services provider to global organizations. We design and deliver solutions that leverage advanced cloud, networking and security technologies. We complement our solutions with a suite of professional services and exceptional support teams in local markets around the world. We serve thousands of national and multinational companies with a portfolio that includes SD-WAN, security, Internet, voice and other connectivity options. Our services are uniquely enabled by our top-ranked, global, Tier 1 IP backbone, which spans more than 260 cities on six continents. The company culture is built on a customer-first service experience reinforced by our commitment to operational excellence and continuous improvement in our business, environmental, social and governance practices. For more information, visit

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Revenue $1.7 billion
Funding $59.5 million
Employees 3,113 (2,595 on RocketReach)
Founded 1998
Address 3100 Clarendon Blvd Suite # 200, Arlington, Virginia 22201, US
Phone (703) 783-3124
Fax +49 69 48007249
Industry Telecommunications, Internet Services, Internet Service Providers, Website Hosting & Internet-Related Services, Cloud Computing, Telecommunications Service Providers, Ethernet, Wireless Service Providers, IP Transit, Software, Wide-Area-Network Solutions, Enterprise Software, Managed Security Services, Mobile, Cloud Networking Solutions, Hardware, MPLS IP-VPN, Managed Secure Access, Managed PCI Compliance Services, Voice and Unified Communications services
Web Rank 495946
Web Visits 73000
Keywords Sd-Wan, Global Connectivity, Voice Over Ip
Competitors Bandwidth Inc., Cogent Communications, Consolidated Communications, Intellifiber Networks, Transaction Network Services
SIC SIC Code 481 Companies, SIC Code 48 Companies
NAICS NAICS Code 51821 Companies, NAICS Code 51512 Companies, NAICS Code 515120 Companies, NAICS Code 518 Companies, NAICS Code 51 Companies, NAICS Code 518210 Companies, NAICS Code 515 Companies, NAICS Code 5182 Companies, NAICS Code 5151 Companies, NAICS Code 517 Companies

GTT Questions

The GTT annual revenue was $1.7 billion in 2024.

2,595 people are employed at GTT.

GTT is based in Arlington, Virginia.

The NAICS codes for GTT are [51821, 51512, 515120, 518, 51, 518210, 515, 5182, 5151, 517].

The SIC codes for GTT are [481, 48].

Top GTT Employees

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