BillMatrix Announces Executive Promotion
Payment Industry Leader Promotes Jerry Portocalis to Executive VP

DALLAS, Texas – April 27, 2006 – BillMatrix Corporation, a provider of outsourced telephone- and Internet-based payment services and a subsidiary of Fiserv, Inc. (Nasdaq: FISV), today announced the promotion of Jerry Portocalis to Executive Vice President of Sales and Marketing. Portocalis, a seven-year veteran of the company, has been responsible for all client-facing activity including revenue generation and client relationship management during his tenure.

“As EVP, Jerry will maintain overall responsibility for client-facing operations as well as leading initiatives to forge strategic relationships with the nation’s largest billers. With this promotion, he will apply senior-level focus to bringing the full complement of our parent company’s outstanding technology and services to our client base,” said Scott B. Walker, President and CEO of BillMatrix. “Jerry has a long history of developing strong relationships with leading companies and a solid understanding of our client’s needs. We are fortunate to be able to draw from our own management team to fill this role.”

Portocalis is a well-known industry expert, having presented educational sessions at many prestigious events and for organizations across the country. In March 2006, he conducted a workshop on all aspects of billing and payment for Electrical Utilities Consultants, Inc. and briefed the California Public Utilities Commission on how to implement recent California Assembly legislation on using credit and debit cards for utility payments. His next presentation will be on insurance billing and payments at NACHA Payments 2006 conference, to be held in San Diego on May 7-10. Portocalis also is in his second year serving as the Marketing and Public Relations chair of NACHA’s Council for Electronic Billing and Payments.

About BillMatrix Corporation
Founded in 1994, BillMatrix Corp. provides outsourced alternatives to traditional payment methods using the latest automated technologies. BillMatrix, which became part of Fiserv in August 2005, works with more than 140 companies to supplement paper-based methods of remittance with convenient, efficient and cost-effective electronic payments. Consumers, customer service representatives and other third-party agents are able to make payments via hosted Internet and telephone systems using credit cards, ATM debit cards and electronic check payment options. For more information, visit www.BillMatrix.com.

About Fiserv
Fiserv, Inc. (Nasdaq: FISV), a Fortune 500 company, provides information management systems and services to the financial and health benefits industries. Leading services include transaction processing, outsourcing, business process outsourcing, software and systems solutions. The company serves more than 17,000 clients worldwide and is the leading provider of core processing solutions for U.S. banks, credit unions and thrifts. Fiserv was ranked the largest provider of information technology services to the financial services industry worldwide in the 2005 and 2004 FinTech 100 surveys. Fiserv Health provides health plan management, pharmacy benefits management, and BPO services to the managed care market and self-funded commercial and government employers and health plans. Headquartered in Brookfield, Wis., Fiserv reported more than $4 billion in total revenue for 2005. For more information, please visit www.fiserv.com.