Ariba to Report Results for Second Quarter of Fiscal Year 2008 April 24

SUNNYVALE, Calif.--(Business Wire)--
Ariba, Inc. (Nasdaq:ARBA), the leading spend management solutions
provider, today announced that it will report earnings for the second
quarter of fiscal year 2008 on Thursday, April 24 at 5:00 p.m. ET via
conference call. A news release with Ariba's financial results will be
available after the close of the market on the same day.

The dial-in numbers to participate in the conference call via
telephone are:

Toll-free: (877) 407-8031

International: (201) 689-8031

Please dial-in 10 minutes in advance to facilitate an on-time
start. The conference call can also be accessed online by visiting the
investor relations section of Ariba's website at: www.ariba.com or
logging in at: www.vcall.com.

A replay of the conference call will be available shortly after
the completion of the call and can be accessed using the following
numbers and pass codes:

Toll-free: (877) 660-6853

International: (201) 612-7415

Conference ID: 279522

Account #: 286

About Ariba, Inc.

Ariba, Inc. is the leading provider of spend management solutions
to help companies realize rapid and sustainable bottom line results.
Successful companies around the world in every industry use Ariba
Spend Management(TM) software and services. Ariba can be contacted in
the U.S. at 1.650.390.1000 or at www.ariba.com.

Copyright (C) 1996 - 2008 Ariba, Inc.

Ariba, the Ariba logo, AribaLIVE and SupplyWatch are registered
trademarks of Ariba, Inc. Ariba Spend Management, Ariba Spend
Management. Find it. Get it. Keep it., Ariba. This is Spend
Management, Ariba Solutions Delivery, Ariba Analysis, Ariba Buyer,
Ariba Category Management, Ariba Category Procurement, Ariba Contract
Compliance, Ariba Contracts, Ariba Contract Management, Ariba Contract
Workbench, Ariba Data Enrichment, Ariba eForms, Ariba Electronic
Invoice Presentment and Payment, Ariba Invoice, Ariba Sourcing, Ariba
Spend Visibility, Ariba Travel and Expense, Ariba Procure-to-Pay,
Ariba Workforce, Ariba Supplier Network, Ariba Supplier Connectivity,
Ariba Supplier Performance Management, Ariba PunchOut, Ariba
QuickSource, PO-Flip, Ariba Settlement, Ariba Spend Management
Knowledge Base, Ariba Ready, Ariba Supply Lines, Ariba Supply Manager,
Ariba LIVE and It's Time for Spend Management are trademarks or
service marks of Ariba, Inc. All other trademarks are property of
their respective owners.

Ariba Safe Harbor

Safe Harbor Statement under the Private Securities Litigation
Reform Act 1995: Information and announcements in this release involve
Ariba's expectations, beliefs, hopes, plans, intentions or strategies
regarding the future and are forward-looking statements that involve
risks and uncertainties. All forward-looking statements included in
this release are based upon information available to Ariba as of the
date of the release, and we assume no obligation to update any such
forward-looking statements. These statements are not guarantees of
future performance and actual results could differ materially from our
current expectations. Factors that could cause or contribute to
Ariba's operating and financial results to differ materially from
current expectations include, but are not limited to: delays in
development or shipment of new versions of Ariba's products and
services; lack of market acceptance of Ariba's existing or future
products or services; inability to continue to develop competitive new
products and services on a timely basis; introduction of new products
or services by major competitors; the ability to attract and retain
qualified employees; difficulties in assimilating acquired companies,
including Procuri which Ariba acquired on December 17, 2007; long and
unpredictable sales cycles and the deferrals of anticipated orders;
declining economic conditions; inability to control costs; changes in
the company's pricing or compensation policies; significant
fluctuations in our stock price; the outcome of and costs associated
with pending or potential future regulatory or legal proceedings; the
impact of our acquisitions, including the disruption or loss of
customer, business partner, supplier or employee relationships; and
the level of costs and expenses incurred by Ariba as a result of such
transactions. Factors and risks associated with its business,
including a number of the factors and risks described above, are
discussed in Ariba's Form 10-Q filed with the SEC on February 6, 2008.

Ariba, Inc.
John Duncan, 650-390-1200 (Investor Relations)
Investor@ariba.com
Karen Master, 412-297-8177 (Media)
kmaster@ariba.com

Copyright Business Wire 2008