GTT to Present at KeyBanc 21st Annual Technology Leadership Forum

MCLEAN, Va.–(BUSINESS WIRE)–GTT Communications, Inc. (NYSE: GTT), a leading global cloud networking provider to multinational clients, will attend the KeyBanc 21st Annual Technology Leadership Forum in Vail, Colorado. Chris McKee, general counsel and EVP of corporate development, will present on August 12 at 11:00 a.m. MT and meet with investors that day.

A webcast of the presentation session and a copy of GTT’s latest investor presentation will be available on the company’s website.

About GTT

GTT connects people across organizations, around the world and to every application in the cloud. Our clients benefit from an outstanding service experience built on our core values of simplicity, speed and agility. GTT owns and operates a global Tier 1 internet network and provides a comprehensive suite of cloud networking services. For more information on GTT (NYSE: GTT), please visit www.gtt.net.

Contacts

GTT Investor Relations:

Carolyn Capaccio/Jody Burfening, LHA

+1-212-838-3777

[email protected]

GTT Media Inquiries:

Marion Janic, RooneyPartners

+1-212-223-4017

[email protected]

Bob Cavosi, RooneyPartners

+1-646-638-9891

[email protected]

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