Company: H.P.& Associates

Group 1 Software (Nasdaq: GSOF), a leading provider of customer relationship management (CRM)- enabling software solutions, today announced that its flagship DataSight enterprise data quality solution has been Gold-certified by the Informatica Developer Network.The industry's most comprehensive, scalable and accurate data quality solution, DataSight provides enterprise-wide correction, validation, and enhancement of customer, prospect and supplier data.The Informatica Developer Network, at http://devnet.informatica.com , is a Web- enabled program that helps third-party developers drive the rapid development of add-on solutions to the Informatica analytics platform.

Informatica data integration technology is open and extensible, which enables Group 1 to integrate DataSight with business and operational data sources, including XML, Oracle, SQL Server, IBM, Sybase, NCR Teradata and legacy systems.By leveraging Informatica to consolidate disparate data to achieve an accurate single customer view, DataSight enables companies to increase operational efficiency, make more informed business decisions and maximize customer lifetime value and return on investment from CRM initiatives.

"The powerful combination of Informatica's data integration software and our Gold-certified DataSight solution provide the necessary intelligence to enhance CRM initiatives and customer-focused applications that require accurate data for return on investment," said Bob Bowen, CEO of Group 1 Software."The growing demand for a single-source data quality and integration solution makes this alliance between industry leaders a winning combination for businesses undertaking customer data integration and data quality initiatives."

"We are excited to be working with Group 1 Software and are pleased that they have helped contribute to the early successes of the Informatica Developer Network," said Girish Pancha, senior vice president and general manager of platform technologies at Informatica."We look forward to working closely with Group 1 Software to deliver robust solutions to our joint customers."

The Informatica Developer Network supports third-party software development efforts and creates a collaborative online community of developers by providing online discussion forums for interactive information exchanges, resource sharing, and open feedback between members and Informatica.Software products from Informatica Developer Network members can become certified once they pass a set of requirements established by Informatica.

Group 1's data quality solutions are the cornerstone of successful CRM initiatives.These applications enable businesses to ensure the integrity of customer and prospect data and enhance that information with valuable geographic and demographic intelligence.

About Group 1 Software
Group 1 Software (Nasdaq: GSOF) is a leading provider of customer relationship management (CRM)-enabling software solutions for data quality, marketing automation, customer relationship communications and direct marketing applications.Group 1's software systems and services enable 2,500 customers worldwide to market smarter by helping them find, reach and keep customers.Founded in 1982 and headquartered in Lanham, Maryland, Group 1's solutions are utilized by leaders in the financial services, banking, retail, telecommunications, utilities, e-commerce, and insurance industries.The company's customer base includes such recognized names as Acxiom, AT&T, Charles Schwab, Entergy, GEICO, L.L.Bean, and Wal-Mart.For more information about Group 1, visit the company's Web site at http://www.g1.com .

This press release contains forward-looking statements relating to Group 1's future plans, events or performance.Such statements can be identified by such words and phrases as "will be instrumental" and "provides the foundation." Such statements may involve risks and uncertainties, including risks associated with uncertainties pertaining to customer orders, demand for products and services, development of markets for Group 1's products and services and other risks identified in Group 1's SEC filings.Actual results, events and performance may differ materially.Readers are cautioned not to place undue reliance on these forward-looking statements, which address the conditions as they are found on the date of this press release.Group 1 undertakes no obligation to release publicly the result of any revisions to these forward-looking statements that may be made to reflect events or circumstances that arise after the date of this press release or to reflect the occurrence of unanticipated events.Group 1 Software is a registered trademark and DataSight is a trademark of Group 1 Software, Inc.All other brand names, trademarks and registered trademarks are the property of their respective owners.

CONTACT: David Peikin of Group 1 Software, +1-301-918-0818, or pr@g1.com