 WASHINGTON , Sept. 1, 2022 PRNewswire -- Cogent Communications Holdings, Inc. Cogent NASDAQ: CCOI, one of the largest Internet service providers in the world, today announced that Dave Schaeffer, Cogents Chief Executive Officer, will participate in the following conferences: The Goldman Sachs 2022 Communacopia Technology Conference is being held at the Palace San Francisco in San Francisco, CA. 