 WASHINGTON , Sept. 9, 2022 PRNewswire -- Cogent Communications Holdings, Inc. Cogent NASDAQ: CCOI, one of the largest Internet service providers in the world, today announced a time change for Dave Schaeffers, Cogents Chief Executive Officer, presentation at the following conference: The Deutsche Bank 30th Annual Leveraged Finance Conference is being held at the Phoenician in Scottsdale, AZ. 