Isilon Announces Compliance With Nasdaq Listing Requirements

SEATTLE, April 10 /PRNewswire-FirstCall/ -- Isilon Systems, Inc.
(Nasdaq: ISLN) today announced that it has received written confirmation from
the Nasdaq Listing Qualifications Panel that the company has demonstrated
compliance with all Nasdaq Marketplace Rules for continued listing of the
company's securities on The Nasdaq Stock Market. This compliance notification
from Nasdaq follows the April 2, 2008, filing of the company's Quarterly
Report on Form 10-Q for the period ended September 30, 2007, and Annual Report
on Form 10-K for the fiscal year ended December 30, 2007, with the Securities
and Exchange Commission.
About Isilon
Isilon Systems (Nasdaq: ISLN) is the worldwide leader in clustered storage
systems and software for digital content and unstructured data, enabling
enterprises to transform data into information -- and information into
breakthroughs. Isilon's award-winning family of IQ clustered storage systems
combines Isilon's OneFS(R) operating system software with the latest advances
in industry-standard hardware to deliver modular, pay-as-you-grow,
enterprise-class storage systems. Isilon's clustered storage solutions speed
access to critical business information while dramatically reducing the cost
and complexity of storing it. Information about Isilon can be found at
http://www.isilon.com.
SOURCE Isilon Systems, Inc.

media, Jay Wampold, Senior Director of Marketing and Communications,
+1-206-315-7620, jay.wampold@isilon.com, or investors, Rosemary Moothart,
Director of Investor Relations, +1-206-315-7509, rosemary.moothart@isilon.com,
both of Isilon Systems, Inc.