General Motors Selects Compuware Covisint as its Global Tier 1 Messaging Service Provider, Connecting 18,000 Suppliers Worldwide

DETROIT--February 2, 2006 -- Covisint, a subsidiary of Compuware Corporation (NASDAQ: CPWR), today announced that General Motors has awarded them a new contract to support business-to-business supply chain collaboration for more than 18,000 production and non-production suppliers. As part of GM's 2006 IT re-sourcing initiative, GM has selected Covisint as a Tier 1 IT service provider, extending Covisint's proven B2B messaging and integration services capabilities to GM's European, Asia-Pacific and Latin American suppliers.

"Extending our relationship with Covisint will assist General Motors in our efforts to drive innovation, globalization and digitization," said Ralph Szygenda, CIO and Group Vice President of General Motors. "Covisint will continue to be a strategic IT partner for GM based on a track record for excellence and, their ability to deliver technology solutions that support GM's global operations."

Covisint's business now SM environment connects and integrates disparate business systems and technologies, improving collaboration and reducing costs across the supply chain. As a core component of the business now SM environment, Covisint's messaging service delivers secure, reliable business-to-business information exchange and process visibility helping GM and its suppliers to be more efficient and responsive to changing market needs. "We are extremely pleased that GM selected Covisint as a strategic technology partner," said Bob Paul, President and COO of Compuware Covisint. "This is a perfect example of Covisint's ability to create competitive advantage by combining operational excellence with a single, global environment for real-time information sharing and supply chain visibility. Leveraging our success in North America, we're enabling GM to take supply chain integration and collaboration to a new level in Europe, Asia and Latin America."

Transition and integration efforts for GM's European, Asian and Latin American supply base will span a five month period, beginning in the first half of 2006.

Covisint
Covisint enables companies of any size, location or technical sophistication to securely share vital business information and applications with their trading partners. As a leading provider of interoperability solutions, Covisint helps businesses accelerate decision-making, reduce costs and improve responsiveness to changing customer needs.

Compuware Corporation
Compuware Corporation (NASDAQ: CPWR) maximizes the value IT brings to the business by helping CIOs more effectively manage the business of IT. Compuware solutions accelerate the development, improve the quality and enhance the performance of critical business systems while enabling CIOs to align and govern the entire IT portfolio, increasing efficiency, cost control and employee productivity throughout the IT organization. Founded in 1973, Compuware serves the world's leading IT organizations, including more than 90 percent of the Fortune 100 companies. Learn more about Compuware at www.compuware.com.

Compuware is a registered trademark of Compuware Corporation. All other product and company names are trademarks or registered trademarks of their respective owners.