TORONTO, ONTARIO--(Marketwire - Oct. 5, 2012) - Constellation Software Inc. ("Constellation") (TSX:CSU) announced today that its wholly-owned subsidiary, Gary Jonas Computing Ltd. ("Jonas"), has completed the acquisition of Tucasi Limited ("Tucasi"). The acquisition of Tucasi expands Jonas' presence in the United Kingdom education market.

"Tucasi has established itself as a leader in the field of income management and other ancillary products for primary and secondary schools throughout the United Kingdom," said Barry Symons, CEO of Jonas. "Adding the Tucasi organization to our growing Education team further strengthens our place in this important market and we are very excited to welcome the Tucasi customers and employees to our organization."

About Jonas:

Jonas is a leading provider of enterprise management software solutions to a number of vertical markets, including a rapidly growing position in the UK education market. Jonas has over 20,000 customers, in over 15 countries worldwide. Jonas' focus is on creating long term relationships with our customers and ensuring that we meet and exceed their software and service needs.

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.

Contact Information:

Constellation Software Inc.
John Billowits
Chief Financial Officer
(416) 861-2279