Streaming Media Leaders to Present to Investor Community; VitalStream® Executives Selected as Featured Speakers for Two Key Financial Conferences

Business Wire, Sept 9, 2005

IRVINE, Calif. -- VitalStream Holdings, Inc. (OTCBB:VSTH), the parent company of VitalStream, Inc., a streaming media solutions provider and international content delivery network, today announced that it would be participating in the following upcoming events with the financial community:

ThinkEquity Partners LLC Third Annual Growth Conference
Presentation date: September 12, 2005 at 2:30pm PT
Presenters: Jack Waterman, CEO and Philip N. Kaplan, president and COO
Location: Ritz-Carlton San Francisco, 600 Stockton Street

ThinkEquity Partners gathers more than 200 of the fastest-growing US companies, consistent with the firm's research thesis and megatrends, to present at its four-day investment conference for the growth sectors of the economy. More information about the conference can be found at: http://www.thinkequity.com/about/conf_Growth_05.html#highlights

Second Annual Merriman Curhan Ford & Company Investor Summit
Presentation date: September 19, 2005 at 8:00am PT
Presenters: Jack Waterman, CEO and Philip N. Kaplan, president and COO
Location: Mark Hopkins InterContinental Hotel, One Nob Hill in San
          Francisco

Last year, over 100 companies presented at the inaugural Investor Summit, to an audience of more than 800 attending investors. The Summit was a milestone for Merriman Curhan Ford & Co., demonstrating the progress the firm has made in its research efforts and with its clients over the past three years. More information about the conference can be found at: www.merrimanco.com

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 video and audio 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.

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