EXHIBIT 99.1

  Industrial Real Estate Expert Joins the Equinix Board of Directors

    FOSTER CITY, Calif.--(BUSINESS WIRE)--Feb. 20, 2007--Equinix, Inc.
(Nasdaq: EQIX), the leading provider of network-neutral data centers
and Internet exchange services, today announced that Irving F. Lyons,
III has joined its board of directors, increasing the size of its
board to six members. Mr. Lyons is the Principal at Lyons Asset
Management, a California-based private investment firm.

    Mr. Lyons has spent his entire career in industrial real estate.
Prior to founding Lyons Asset Management, Mr. Lyons served as
co-chairman and chief investment officer for Prologis, the world's
largest industrial real estate investment trust (REIT) specializing in
the acquisition, development, and ownership of distribution
facilities, where he was responsible for all investment activities
during a period of rapid expansion.

    Mr. Lyons currently serves on the board of directors of BRE, a
multi-facility REIT of $2.5 billion, where he serves on the
Compensation Committee as well as the Real Estate (Investment)
Committee. He is also on the UC Berkeley Foundation board of
directors, where he serves on the Investment Committee. Mr. Lyons
holds a bachelor's degree in Industrial Engineering from UC Berkeley,
and an MBA from Stanford University.

    About Equinix

    Equinix is the leading global provider of network-neutral data
centers and Internet exchange services for enterprises, content
companies, systems integrators and network services providers. Through
the company's Internet Business Exchange(TM) (IBX(R)) centers in 10
markets in the U.S. and Asia, customers can directly interconnect with
every major global network and ISP for their critical peering, transit
and traffic exchange requirements. These interconnection points
facilitate the highest performance and growth of the Internet by
serving as neutral and open marketplaces for Internet infrastructure
services, allowing customers to expand their businesses while reducing
costs.

    This press release contains forward-looking statements that
involve risks and uncertainties. Actual results may differ materially
from expectations discussed in such forward-looking statements.
Factors that might cause such differences include, but are not limited
to, the challenges of acquiring, operating and constructing IBX
centers and developing, deploying and delivering Equinix services; a
failure to receive significant revenue from customers in recently
built out data centers; failure to complete any financing arrangements
contemplated from time to time; competition from existing and new
competitors; the ability to generate sufficient cash flow or otherwise
obtain funds to repay new or outstanding indebtedness; the loss or
decline in business from our key customers; the results of any
litigation relating to past stock option grants and practices; and
other risks described from time to time in Equinix's filings with the
Securities and Exchange Commission. In particular, see Equinix's
recent quarterly and annual reports filed with the Securities and
Exchange Commission, copies of which are available upon request from
Equinix. Equinix does not assume any obligation to update the
forward-looking information contained in this press release.

    Equinix and IBX are registered trademarks of Equinix, Inc.
Internet Business Exchange is a trademark of Equinix, Inc.

    CONTACT: K/F Communications, Inc.
             David Fonkalsrud, 415-255-6506 (Equinix Media Contact)
             dave@kfcomm.com