WASHINGTON, D.C. May 19, 2015 – Cogent Communications Holdings, Inc. (NASDAQ: CCOI), one of the largest Internet service providers in the world, today announced that Dave Schaeffer, Cogent's chief executive officer, will present at the following conferences:

The D.A. Davidson 7th Annual Technology Forum is being held at the Grand Hyatt New York in New York, NY. Dave Schaeffer will be presenting on Wednesday, May 27th at 3:45 p.m. EDT.

The Cowen and Company 43rd Annual Technology, Media & Telecom Conference is being held at The New York Palace Hotel in New York, NY. Dave Schaeffer will be presenting on Thursday, May 28th at 2:45 p.m. EDT.

The Stephens 2015 Spring Investment Conference is being held at The New York Palace Hotel in New York, NY. Dave Schaeffer will be presenting on Tuesday, June 2nd at 9:00 a.m. EDT.

The Morgan Stanley Leveraged Finance Conference is being held at The Roosevelt Hotel in New Orleans, LA. Dave Schaeffer will be presenting on Thursday, June 4th at 10:15 a.m. CDT.

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. A replay of the webcasts will be available for 90 days following the presentations.

About Cogent Communications

Cogent Communications (NASDAQ: CCOI) is a multinational, Tier 1 facilities-based ISP, consistently ranked as one of the top five Internet backbone networks in the world. Cogent specializes in providing businesses with high speed Internet access, Ethernet transport and colocation services. Cogent's facilities-based, all-optical IP network provides services in more than 180 markets globally.

Since its inception, Cogent has unleashed the benefits of IP technology, building one of the largest and highest capacity IP networks in the world. This network enables Cogent to offer large bandwidth connections at highly competitive prices. Cogent also offers superior customer support by virtue of its end-to-end control of service delivery and network monitoring.

Cogent Communications is headquartered at 1015 31st Street, NW, Washington, D.C. 20007. For more information, visit www.cogentco.com. Cogent Communications can be reached in the United States at (202) 295-4200 or via email at 该邮件地址已受到反垃圾邮件插件保护。要显示它需要在浏览器中启用 JavaScript。.

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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.

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