ORLANDO, Fla., COGNOS FORUM, June 28, 2005 -- Cognos (Nasdaq: COGN; TSX: CSN), the world leader in business intelligence and corporate performance management (CPM), today announced it has been ranked the leader among business intelligence and corporate performance management vendors on Business 2.0's annual 100 list. Each year, Business 2.0 ranks companies on inventiveness, quick reflexes and highlight the companies that are helping to set the pace for the economy.

With a 27% yearly increase in license revenue in fiscal year 2005, Cognos was recognized as driving demand in the business intelligence industry for software that helps companies drive, monitor and understand corporate performance. Cognos is the only company in its industry to be ranked on this year's listing.

The Business 2.0 100, commonly referred to as the "B2 100", was selected from 2,000 publicly traded tech companies. Criteria for inclusion was based on companies that have been trading for at least three years, bring in at least $50 million in annual revenue, and have positive cash flow over the most recently reported 12 months. Zacks Investment Research of Chicago ranked them using a rigorous combination of four financial criteria: growth in revenue, profit, operating cash flow during the past three years, and the 12-month stock market return as of March 31, 2005. Cash flow growth counted for 40% of a company's ranking; while each of the other criteria counted for 20%.

ABOUT BUSINESS 2.0:

Business 2.0 explores the new ways smart companies -- and the people who lead them -- are using strategy, technology, and innovation to succeed. The magazine is published by the FORTUNE Group at Time Inc., a Time Warner company.

ABOUT COGNOS:

Cognos, the world leader in business intelligence and corporate performance management, delivers software and services that help companies drive, monitor and understand corporate performance.

Cognos delivers the next level of competitive advantage -- Corporate Performance Management (CPM) -- achieved through the strategic application of BI on an enterprise scale. Our integrated CPM solution helps customers drive performance through planning; monitor performance through scorecarding; and understand performance through business intelligence.

Cognos serves more than 23,000 customers in over 135 countries. Cognos enterprise business intelligence solutions and services are also available from more than 3,000 worldwide partners and resellers. For more information, visit the Cognos Web site at http://www.cognos.com.

Cognos and the Cognos logo are trademarks or registered trademarks of Cognos Incorporated in the United States and/or other countries. All other names are trademarks or registered trademarks of their respective companies.

SOURCE Cognos

Web Site: http://www.cognos.com

Sean Reid
Cognos, 613-788-1338 ext. 3260
sean.reid@cognos.com