VitalStream Appoints Jourdan J. Clish as Vice President of Operations; Senior Executive Brings 15 Years Internet Services Experience to Leading Content Delivery Network Provider

Business Wire, Sept 19, 2005

IRVINE, Calif. -- VitalStream, Inc. (OTCBB:VSTH), a leading streaming media solutions provider and international content delivery network, today announced that it has named Jourdan J. Clish as the company's vice president of operations.

Clish will be responsible for management and direction of the production environment, design of the network infrastructure and management of the operations team for VitalStream(R), ultimately driving technical leadership and network growth across the company's service platform. Clish assumed his new position on August 29, 2005.

Prior to joining VitalStream, Clish held senior positions in the telecommunications and software engineering industries. He served as the director of data services engineering at telecommunications provider XO Communications in San Jose, where he managed a large engineering team, and was responsible for the integration of personnel during the company's acquisition of Concentric Network Corp. While at XO, he also scaled operations to handle 400,000 customers, and obtained a patent for the invention of a unique Web hosting method.

"I look forward to leading the operations team in continuing to build the reliable, scalable, high performance network infrastructure critical for serving VitalStream's customers," said Jourdan Clish. "The VitalStream executive team shares my vision that the demand for Internet and IP-based video will continue to grow rapidly, and the company is poised to take advantage of the opportunities in the emerging Internet services and video streaming markets."

"We brought Jourdan on to help build our experienced management team, which has been a long-term corporate objective for VitalStream," said Philip N. Kaplan, president and COO of VitalStream. "Jourdan's leadership will play a critical role in ensuring that VitalStream continues to deliver a premium solution and level of service to its customers as the company experiences rapid growth."

Earlier in his career, Clish held senior positions in software engineering at Concentric Network Corp., NetManage and Lotus Development Corp. While with these companies, he increased the headcount and talent of their engineering teams and lead initiatives to patent several products.

About VitalStream, Inc.

VitalStream, Inc., a wholly-owned subsidiary of VitalStream Holdings, Inc. (OTC:VSTH), is a global provider of integrated content delivery services that enable businesses to broadcast digital media and communications to worldwide audiences via the Internet. The company provides complete solutions, including audio and video streaming, live event broadcasting, media asset management, integrated Web hosting and consulting services, that seamlessly integrate with today's leading streaming media technologies. To ensure a worldwide reach, VitalStream engineered its award-winning content delivery network certified for quality delivery in the United States, Europe and Asia. For more information, visit www.vitalstream.com.

Forward-Looking Statements

This news release contains forward-looking statements made in reliance upon the safe harbor provisions of Section 27A of the Securities Act of 1933 and Section 21E of the Securities Exchange Act of 1934. Actual results for VitalStream may differ materially from those indicated by these statements as a result of various important factors including, but not limited to, the possibility that revenues or the demand for its services may not grow as anticipated. VitalStream may be unable to attract, retain or timely replace key employees and management. Its services are subject to system failure and security risks. VitalStream may be unable to keep up with evolving industry standards and changing user needs, and other factors that are discussed in "Risk Factors" and elsewhere in the Annual Report on Form 10-K of VitalStream Holdings, Inc. and other documents periodically filed by VitalStream Holdings, Inc. with the SEC. Such forward-looking statements speak only as of the date of this release. The company is under no obligation and expressly disclaims any obligation to update or revise any forward-looking statements whether as a result of new information, future events or otherwise.

VitalStream is a registered trademark of VitalStream, Inc. All other names and marks are property of their respective holders.