Constellation Software Inc.: US Department of Defense TRICARE Management Activity Division Awards Nutrition Automated Information System (AIS) Contract to Computrition, Inc.

Computrition, Inc., a subsidiary of Constellation Software Inc. (TSX: CSU), and a leading developer of hospitality, food management and patient care automation, announced the selection of its Hospitality Suite software solution by the United States Defense Department for 44 TRICARE Management Activity facilities located worldwide.

Defense Medical Logistics Standard Support (DMLSS) conducted a thorough vendor review and determined that replacing their existing system with Computrition's Hospitality Suite solution would reduce overall expenditures, enhance adherence to United States Department of Agriculture (USDA) food standards, and better support patient safety and security requirements. Computrition's Hospitality Suite solution incorporates food operations and fully integrated nutrition and diet office management automation.

Headquartered in Falls Church, VA the TRICARE Management Activity division of the US Department of Defense is responsible for providing exceptional healthcare resources and services to enlisted and retired servicemen and women of the United States Armed Forces and their families. Computrition is honored to be selected as the supplier of choice.

About Computrition

Computrition, Inc. is the leading provider of fully integrated foodservice and nutrition management software systems in the hospitality and healthcare industries. With customers throughout the USA, Canada, and worldwide, Computrition provides a software solution designed to increase efficiency and productivity in the healthcare, hospitality, university, school foodservice, military and corrections industries. Staffed by dietitians, foodservice directors, chefs, business and service professionals and certified technical specialists, Computrition possesses the expertise necessary to deliver the highest quality products and services with a focus on customer satisfaction, employee fulfillment, and profitability. www.computrition.com .

About TRICARE Management Activity and the Military Health System

TRICARE Management Activity, the Defense Department activity that administers the health care plan for the uniformed services, retirees and their families, serves more than 9.1 million eligible beneficiaries worldwide in the Military Health System (MHS). The mission of the MHS is to enhance the Department of Defense and national security by providing health support for the full range of military operations. The MHS provides quality medical care through a network of providers, military treatment facilities, medical clinics and dental clinics worldwide.

About Constellation Software, Inc.

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.

Contacts: Constellation Software Inc. John Billowits Chief Financial Officer (416) 861-2279 Email: info@csisoftware.com