(sold to MatrixOne, November 2004) Centor Software is a leading provider of business-to-business (B2B) interaction management solutions for collaborative commerce (c-commerce). Centor provides configurable applications based on a scalable, open platform optimized for exchanging information, improving decision-making speed and accuracy, and enabling more efficient information-rich processes between businesses for Global 1000 firms. Centor's software system was acquired in November 2004 by MatrixOne, a leader in collaborative product lifecycle management solutions.