RedPrairie Corporation, a world leading consumer-driven optimization company, has announced plans to expand into two new US data centers to support continued growth in its software-as-a-service capabilities. RedPrairie is partnering with SAVVIS, Inc. (NASDAQ:SVVS), a global leader in IT infrastructure services for business applications, to support RedPrairie's hosting services business, which has grown to more than 6,000 hosted sites across the retail, hospitality, petroleum and distribution industries.