PHILADELPHIA, Nov. 30, 2006 -- Primavera Systems, Inc., announced today that 44 of its worldwide partners will showcase the latest business solutions for Primavera customers at the Primavera 23rd Annual Conference. The conference is the premier informational event of the year for project, resource and portfolio management professionals. This year, the company expects 1,600 people to attend the conference being held December 3-6, 2006 in San Diego, California.

"Primavera and its partners have a shared goal of providing the most flexible offerings to project, resource and portfolio management professionals," said Liang Chen, President of Stellar Services. "It is an incredible forum where Primavera customers can learn about additional services and technologies that can augment existing systems. Primavera and its partners deliver the most complete solution available in the PPM business."

"Primavera's Annual Conference is our opportunity to elevate the role that project, resource and portfolio management plays in establishing and sharing the best methods for professionals in a variety of industries to work together smartly and efficiently," said Dean Edmundson, Primavera director of technology alliances. "Our partners enable us to better align with customer's business needs and processes by delivering offerings that are tightly integrated to Primavera's core solutions. We look forward to learning about the new strategies and technologies they will introduce this year."

This year's Primavera Annual Conference will feature the following partners:

    * AACE
    * AniWorld, Inc.
    * Catalyst, Inc.
    * CHRONOS, Ltd.
    * Construction Imaging Systems
    * Construction Management Software
    * Crown Systems
    * DecisionEdge
    * DRMcNatty & Associates
    * EcoSys Management
    * eTimemachine.com
    * Evans Technology/ImageTool
    * Hard Dollar
    * Humphreys and Associates
    * Implementation Management Associates
    * Impress Software
    * Innovative Management Solutions, Inc.
    * Intech Professionals LLC
    * IP Systems 3
    * Knowledge Relay
    * Kugan & Associates
    * LaborLogix
    * LYNXPM LLC
    * Loadspring Solutions
    * Management Controls, Inc.
    * MoriahCom
    * Morpheus Technology Group
    * MRO Software
    * MWH Integrated Project Solutions
    * NavisWorks
    * OnDemand Software
    * PCF Limited
    * Pertmaster Limited
    * Pervasive Software
    * Pinnacle Management Systems
    * PMA Consultants
    * PMOLink
    * Project Partners
    * SAR Associates
    * SensoryNet
    * Stellar Services
    * Strategic Thought Limited
    * U.S. Cost
    * WinEstimator

For more information about the Primavera Annual Conference and the Primavera Partner Program, please visit http://www.primavera.com/customer/conference/index.asp.

About Primavera

Primavera is a software company whose clients depend on its project, resource and portfolio management solutions to identify which projects are most important and to make it easy for people to work collaboratively, productively and successfully. Primavera solutions are industry-specific and role-based, with the power to support global enterprises. Primavera solutions have ensured the success of projects and programs collectively worth more than $5.5 trillion. For more information, visit http://www.primavera.com.

Primavera and the Primavera sundial logo are trademarks of Primavera Systems, Inc. All other trademarks mentioned herein are the property of their respective owners.

    For more information, contact:

    Kelly Henry                
    Primavera Systems, Inc.     
    610-949-6913               
    khenry@primavera.com         
    http://www.primavera.com