Founded in 1989, Blackstone & Cullen is an information technology-consulting firm that offers expertise in project management and e-business solutions. Headquartered in Alpharetta, Ga., it provides business intelligence solutions that include the compilation of disparate data sources and building of user-based decision-enabling applications. The firm also offers collaborative portal services that use various computer application tools for creating enterprise portals for businesses. In addition, Blackstone & Cullen provides application development services that include various computer software applications, such as Visual Studio, Microsoft Office, Windows Vista and SQL Server. The firm additionally offers services for implementing enterprise project management solutions that help to enhance the social acceptance of business processes.