ReferenceUSA has the largest universe of US companies but limits the amount of data you can download. LexisNexis is international in scope while S&P is best for large US companies.
This series has been published since 1988 and now includes profiles of over 12,000 companies, both public and private. New volumes are published every year and include new companies and updates to companies that had been profiled in previous volumes.
The entire series can be searched using this search box.
D&B Principal International Businesses
Covers major businessess worldwide. Indexed by geography and industry.
Regenstein Library, 2nd Floor Reference Collection, Call Number HF5429.A1P95
LexisNexis Corporate Affiliations
Shows parents and subsidiaries with information on sales and corporate officers.
Regenstein Library, 2nd Floor Reference Collection, Call Number HG4057.A217