BillMatrix Presents Workshop on Billing and Payment
at EUCI’s Billing for Utilities Conference

DALLAS, Texas – March 13, 2006 – BillMatrix Corporation, a provider of outsourced telephone and Internet-based payment services and a subsidiary of Fiserv, Inc. (Nasdaq: FISV), is providing its industry-recognized expertise to the attendees of the Electric Utility Consultants Inc. (EUCI) Billing for Utilities conference in Dallas today. BillMatrix Senior Vice President Jerry Portocalis is leading a three-hour workshop on optimizing billing and payment channels. Covering paper and electronic bill presentment, the rapidly expanding list of payment sources, and how to strike a cost effective and efficient balance for optimal customer satisfaction, Portocalis’ workshop is designed to be an engaging and interactive session. Leading utility providers from around the nation looking for a way to address payment option gaps without investing large sums of money or precious IT resources will be in attendance. Representatives from two BillMatrix clients, CPS Energy and CenterPoint Energy, are also presenting on subjects of expanding electronic payment methods, electronic invoicing and on-line billing programs at their utilities.

Portocalis has been a featured speaker at many industry events, including NACHA Payments for the last three years, and both the New York Cash Exchange and the Society for Consumer Affairs Professionals Annual Meeting in 2005. He also serves as the Marketing and Public Relations chair on the steering committee for NACHA’s Council for Electronic Billing and Payments.

EUCI has presented the Billing for Utilities conference for the last five years, which is dedicated to bringing electricity, gas and water utility billing leaders and subject matter experts together to learn how to gain efficiencies in the billing and payment processes.

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 120 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.

Fiserv, Inc. is a provider of information management systems and services to the financial and health benefits industries, including transaction processing, outsourcing, business process outsourcing and software and systems solutions. The company serves more than 17,000 clients worldwide, including banks, credit unions, financial planners/investment advisers, insurance companies and agents, self-insured employers, lenders and savings institutions. Headquartered in Brookfield, Wis., Fiserv reported $3.7 billion in processing and services revenues for 2005. Fiserv was ranked the largest provider of information technology services to the U.S. financial services industry in the 2004 and 2005 FinTech 100 survey by the American Banker newspaper and the Financial Insights research firm. Fiserv can be found on the Internet at www.fiserv.com.