PRESS RELEASE

AmeriQuest Transportation Services Selects Ariba for Spend Management

Fast-growing provider of fleet management services taps Ariba’s on-demand solutions to drive savings and increase competitive advantage

CHERRY HILL, NJ, February 19, 2008 – AmeriQuest Transportation Services announced today it has signed an agreement with Ariba, Inc. (NASDAQ: ARBA), the leading spend management solutions provider. AmeriQuest Transportation Services is a leading provider of comprehensive fleet management services in North America that has recently been named to Inc. Magazine’s list of fastest growing private companies. A pioneer among mid-market companies that are embracing spend management to transform their businesses, AmeriQuest has selected Ariba’s on-demand spend management solutions as the platform for an aggressive strategy to generate savings and process efficiencies that increase its competitive advantage.

“At AmeriQuest Transportation Services, we believe that spend management is a key priority for us to aggressively move towards improving our spend visibility, sourcing, and contract management needs,” said David Nitzsche, Vice President of Supply Management, AmeriQuest Transportation Services. “Ariba’s knowledge about supply management and category expertise along with its desire to be a strategic business partner will allow us to focus on deploying its industry-leading solutions to the benefit of our members and customers.”

Under the terms of its agreement with Ariba, AmeriQuest will implement a combination of Ariba® Spend Visibility™ Ariba Sourcing™ and Ariba Contract Management™ On-Demand.

Leveraging Ariba Spend Visibility, AmeriQuest can gain a clear and comprehensive view into its spend across categories and identify opportunities for savings. Using Ariba Sourcing, these savings can be driven to the bottom line. And with Ariba Contract Management, AmeriQuest can create and manage contracts across categories and functions, including sales, marketing, real estate, legal, procurement and IT and drive compliance with them.

“AmeriQuest is leading the charge among growing enterprises that are beginning to realize that by making spend management a priority, they can drive improvements that positively impact their bottom lines,” said Jeff Wilson, Vice President and General Manager, Growing Enterprise Business, Ariba. “In selecting Ariba’s on-demand solutions to power their spend management initiative, AmeriQuest has the technology, expertise and services they need to quickly and cost effectively move along the path to business excellence.”

About AmeriQuest Transportation Services
AmeriQuest is a leading provider of comprehensive fleet management services. By leveraging the strength of over 700,000 vehicles, AmeriQuest delivers savings, expertise, and opportunities to its private fleet and truckload carrier members. AmeriQuest provides supply management services, asset management services, financing, technology products, and outsourced transportation management services such as full service leasing, integrated logistics, and contract maintenance. More information can be found at ameriquestcorp.com.

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™ software and services. Ariba can be contacted in the U.S. at 1.650.390.1000 or at www.ariba.com.

Copyright © 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; 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.

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