Thompson Information Services

Cambridge Information Group, also known as CIG, is a family-owned management and investment firm that focuses on education, research and information services companies. Founded in 1971, it provides financial planning services. The group operates various companies that include ProQuest, Dialog, Bach to Rock, Navtech, Bowker and Jin Yun Wang Xiang. Cambridge Information Group s companies offer a range of information solutions for the education, aviation and publishing industries. Its GWDI operating unit provides communication and data management services for the aeronautical market. In addition, the group s Hammond's Candies is one of the largest handmade candy manufacturers in the United States. Cambridge Information Group has a staff of over 1,000 individuals in nearly 20 countries.

ProQuest creates specialized information resources and technologies that provide the most successful ways for people to search, find, use and share information. A global leader in serving libraries of all types, ProQuest offers the expertise of such respected brands as UMI, Chadwyck-Healey, SIRS and eLibrary. With Serials Solutions, Ulrich's, RefWorks, COS, Dialo and now Bowker part of the ProQuest brand family, the company supports the breadth of the information community with innovative discovery solutions that power the business of books and the best in research experience. More than a content provider or aggregator, ProQuest is an information partner, creating indispensable research solutions that connect people and information. Through innovative, user-centered discovery technology, ProQuest offers billions of pages of global content that includes historical newspapers, dissertations, and uniquely relevant resources for researchers of any level and sophistication.