WASHINGTON, D.C. July 27, 2022 – Cogent Communications Holdings, Inc.(“Cogent”) (NASDAQ: CCOI), one of the largest Internet service providers in the world, today announced that Dave Schaeffer, Cogent’s Chief Executive Officer, will participate in the following conferences:

The KeyBanc Technology Leadership Forum is being held at the Grand Hyatt in Vail, CO. Dave Schaeffer will be presenting on Monday, August 8th at 10:30 a.m. MT.

The Oppenheimer 25th Annual Technology, Internet & Communications Conference is being held virtually. Dave Schaeffer will be presenting on Wednesday, August 10th at 11:35 a.m. ET.

Investors and other interested parties may access a live audio webcast of the conference presentations by going to the “Events” section of Cogent’s website at www.cogentco.com/events. Replays webcasts will be available for 90 days following the presentations.

About Cogent

Cogent (NASDAQ: CCOI) is a facilities-based provider of low cost, high speed Internet access and private network services to bandwidth intensive businesses. Cogent’s facilities-based, all-optical IP network provides services in over 216 markets across 50 countries.

Cogent is headquartered at 2450 N St, NW, Washington, D.C. 20037. For more information, visit www.cogentco.com. Cogent can be reached in the United States at (202) 295-4200 or via email at Email住址會使用灌水程式保護機制。你需要啟動Javascript才能觀看它.

# # #

Information in this release may involve expectations, beliefs, plans, intentions or strategies regarding the future. These forward-looking statements involve risks and uncertainties. All forward-looking statements included in this release are based upon information available to Cogent Communications Holdings, Inc. as of the date of the release, and we assume no obligation to update any such forward-looking statement. The statements in this release are not guarantees of future performance and actual results could differ materially from our current expectations. Numerous factors could cause or contribute to such differences. Some of the factors and risks associated with our business are discussed in Cogent’s registration statements filed with the Securities and Exchange Commission and in its other reports filed from time to time with the SEC.

###