Ariba Co-Founder to Step Down

Calderoni succeeds Kinsey

Mountain View, CA  November 29, 2000  Ariba added Robert M. Calderoni to the company's management team as executive vice president and chief financial officer. Edward P. Kinsey, who co-founded Ariba and has been CFO since the company's inception will work to transition Bob and then retire to devote more time to his family and focus on the activities of his family foundation. Like Kinsey, Calderoni will report to Ariba's chairman and chief executive officer, Keith Krach.

Calderoni brings over 15 years of financial management experience from IBM, Apple Computer, and most recently Avery Dennison Corporation where he served as CFO.  During his career in financial management, Calderoni spent over 12 years in the high tech industry. Since joining Avery Dennison in 1997, he has been responsible for financial reporting, financial planning, treasury, legal, audit, purchasing, investor relations and mergers and acquisitions. During his career, Calderoni successfully executed over a dozen acquisitions. Additionally, he was the youngest vice president at IBM where he served as vice president of Finance and CFO of IBM's $8 billion Storage Systems Division. While at Apple, Calderoni served as senior vice president, finance and corporate controller, he also held senior financial positions at Arthur Andersen & Company. Calderoni is a certified public accountant and graduated from Fordham University with a Bachelor of Science degree.

Ariba's revenues for the fourth quarter of fiscal 2000 ending September 30th were the largest in the company's history at $134.9 million, up 67 percent from the previous quarter and up 687 percent from the same period last year. Net loss for the quarter excluding non-operating charges was $1.1 million or $0.00 per share. For the fiscal year 2000 ended September 30th, revenues were $279.0 million, up 515 percent versus $45.4 million in the same period last year.