TORONTO, ONTARIO–(EMWNews – July 23, 2008) – Constellation Software Inc. (TSX:CSU) announced today it will host its second quarter conference call and live audio webcast on Friday, August 8, 2008 at 8:30 a.m. ET.

The Company’s quarterly results will be disseminated via press release, and made available on the Company’s website (www.csisoftware.com) and SEDAR, after the Toronto Stock Exchange closes on Thursday, August 7, 2008. Mark Leonard, President, and John Billowits, Chief Financial Officer, will be available during the August 8th conference call to answer questions regarding the Company’s results and prospects.

To access the call, please dial 416-641-6144 or 866-862-3931. The webcast will be accessible at www.csisoftware.com.

A replay of the conference call will be available as of 11:30 a.m. ET the same day until 11:59 p.m. ET on August 22, 2008. To access the replay, please dial 416-695-5800 or 1-800-408-3053 followed by the passcode 3267386#.

About Constellation Software Inc.

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.