GTT to Present at the 12th Annual Craig-Hallum Institutional Investor Conference

GTT Communications, Inc. (“GTT”) (NYSE: GTT), the leading global cloud networking provider to multinational clients, will present at Craig-Hallum’s 12th Annual Institutional Investor Conference in Minneapolis, MN on May 27, 2015. Mike Sicoli, GTT’s Chief Financial Officer, will meet with investors that day.

To view the latest GTT investor presentation, please visit www.gtt.net.

About GTT

GTT’s global Tier1 IP network connects to any location in the world and with any application in the cloud. Our cloud networking services provide a better way for multinational clients to reach the cloud. Our clients trust us to deliver secure solutions with simplicity, speed and agility. For more information, visit www.gtt.net.

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