MCLEAN, Va.--(BUSINESS WIRE)--GTT Communications, Inc. (“GTT”) (NYSE: GTT), the leading global cloud networking provider to multinational clients, announced that Rick Calder, GTT President and CEO and Mike Sicoli, GTT CFO will present at three investor conferences in the coming week: Monday, August 10th – Pacific Crest Global Technology Leadership Forum in Vail CO – Mr. Calder will participate in a Fireside Chat at 1pm MT/3pm ET and meet with investors that day. Wednesday, August 12th – Canacco