Constellation Software Inc.
TSX : CSU

Constellation Software Inc.

December 17, 2009 17:00 ET

Intermountain Rural Electric Association Selects Cayenta, a Subsidiary of Constellation Software's Harris Subsidiary

TORONTO, ONTARIO--(Marketwire - Dec. 17, 2009) - Harris Computer Systems ("Harris"), a subsidiary of Constellation Software Inc. ("Constellation") (TSX:CSU), is pleased to announce that Intermountain Rural Electric Association (IREA) has chosen the Cayenta Enterprise Resource Planning ("Cayenta ERP") Solution for its Enterprise Wide System Solution. The Cayenta ERP is a comprehensive solution including Cayenta Utilities, Cayenta Financials and Cayenta Operations.

IREA is an electric distribution cooperative that was incorporated August 24, 1938 in the state of Colorado. IREA's 5,000-square-mile territory includes all or parts of ten counties to the east, west and south of the metro Denver area and west of Colorado Springs. With 138,000 consumers, IREA is one of the largest and fastest-growing member-owned electric distribution cooperatives in the United States.

"With the beginning of this partnership, we look forward to establishing exceptional levels of employee and customer service while optimizing the value of IREA's asset base. We are confident that Cayenta can provide us with software solutions that cross organizational boundaries, and integrate across all of our business systems." states Mandi Zimmerman, Division Manager of Consumer & Information Services for IREA.

"IREA is a very effective customer-owned utility and will be an excellent member of the Cayenta family. We look forward to a long and successful partnership with IREA" remarked Brad Atchison, General Manager for Harris' Cayenta business division. "We look forward to working with IREA on a successful implementation of the Cayenta ERP suite."

Cayenta provides a fully integrated and comprehensive ERP solution for the mid-market. Cayenta provides effective solutions with tremendous value to fiscally responsible utilities and governments.

About Constellation:

Constellation's common shares are listed on the Toronto Stock Exchange under the symbol "CSU". Constellation Software is an international provider of market leading software and services to a number of industries across both the public and private sectors. The Company acquires, manages and builds vertical market software businesses that provide mission-critical software solutions to address the specific needs of its customers in those industries.

About Harris:

Harris is a wholly owned subsidiary of Constellation and is a leading provider of utility customer information systems (CIS), billing, and financial management software solutions. Since 1976, Harris has focused on providing feature-rich and robust turnkey solutions to public power and water markets as well as all levels of local government throughout North America. Harris' focus is on creating long-term relationships with our customers and ensuring that we meet the changing needs of our customers over time. For further information on Harris Computer Systems, please visit our website at http://www.harriscomputer.com, or call 888-847-7747.

About Intermountain Rural Electric Association:

Intermountain Rural Electric Association is an electric distribution cooperative that was incorporated August 24, 1938 in the state of Colorado. With over 138,000 members, Intermountain Rural Electric Association is one of the largest and fastest-growing of more than 900 member-owned electric distribution cooperatives in the United States. For more information, please visit www.intermountain-rea.com.

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