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Company Information

Sources for researching companies

Online Directories

ReferenceUSA has the largest universe of US companies but limits the amount of data you can download. NexisUni is international in scope while S&P is best for large US companies. Online directories are primarily only current information.

Print Directories

The Library collected print directories for many years, but phased this out as online directories became available. Print directories can be useful for historical research. This is a selected list of major directories: