Constellation Software Inc.

Constellation Software Inc.

March 14, 2008 17:00 ET

Constellation Software Inc. Invests in Gladstone PLC

TORONTO, ONTARIO--(Marketwire - March 14, 2008) - Constellation Software Inc. ("Constellation") (TSX:CSU) announced today that it has purchased 13.86 million shares of UK based Gladstone PLC ("Gladstone"), representing approximately 28 % of the outstanding common shares.

"Occasionally we take stakes in vertical market software companies for investment purposes," commented John Billowits, Chief Financial Officer of Constellation. "We have been a shareholder of Gladstone in the past."

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.

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