Addition of proven sales leader is part of Internap’s ongoing strategy to expand sales team in key markets for new business and customer growth

ATLANTA, June 1, 2010Internap Network Services Corporation (NASDAQ: INAP), a global provider of end-to-end Internet business products and services, today announced the expansion of its sales team with the addition of Michael Koidahl as sales director for the Pacific Northwest region, which includes Alaska, British Columbia, Idaho, Oregon and Washington. Koidahl brings more than 21 years of technology sales and sales leadership experience to Internap from industry-leading organizations such as Verizon Business, Singlestep Technologies and Westwind Computing.

In his position, Koidahl is responsible for developing new business and selling Internap’s IP services, managed hosting, colocation and Content Delivery Network (CDN) solutions to a wide range of organizations, as well as further developing the company’s sales team in the Pacific Northwest.

“Michael has had years of success selling to enterprise accounts in the Pacific Northwest,” said Randal Thompson, senior vice president of global sales at Internap. “His technology background and business acumen will allow him to drive new business and help our customers optimize their network connectivity as they move toward new IT models such as cloud computing and Software-as-a-Service.”

Prior to joining Internap, Koidahl served as regional sales director for Verizon Business, where he was responsible for sales and revenue growth from enterprise customers throughout Washington. Over a 16-year career with Westwind Computing, one of the first enterprise system integrators for Apple, Koidahl served major accounts including Amgen, Eddie Bauer, Hasbro and Microsoft. Koidahl holds a B.S. in Physics from the University of Washington.

About Internap

Internap is a leading Internet products and services company that provides The Ultimate Online Experience® by managing, delivering and distributing applications and content with a 100% uptime reliability service level agreement. With a global platform of data centers, managed Internet services and a Content Delivery Network (CDN), Internap frees its customers to innovate, improve service levels and lower the cost of IT operations. Thousands of companies across the globe trust Internap to help them achieve their Internet business goals. For more information, visit http://www.internap.com.

Forward-Looking Statements

This press release contains forward-looking statements. These forward-looking statements include statements related to the expected contributions and impact of new personnel. Because such statements are not guarantees of future performance and involve risks and uncertainties, there are important factors that could cause our actual results to differ materially from those in the forward-looking statements. These factors include our ability to integrate new personnel into our organization; our ability to respond successfully to technological change; the availability of services from Internet network service providers or network service providers providing network access loops and local loops on favorable terms, or at all; failure of third party suppliers to deliver their products and services on favorable terms, or at all; failures in our network operations centers, data centers, network access points or computer systems; our ability to provide or improve Internet infrastructure services to our customers; and our ability to protect our intellectual property, as well as other factors discussed in our filings with the Securities and Exchange Commission. Given these risks and uncertainties, investors should not place undue reliance on forward-looking statements as a prediction of actual results. We undertake no obligation to update, amend or clarify any forward-looking statement for any reason.

Press Contact

Drew Miale
(781) 418-2438
internap@daviesmurphy.com

Investor Contact

Andrew McBath
(404) 302-9700
amcbath@internap.com