Mergent Online provides company history, business description, and up to 25 years of financial information for approximately 22,000 major corporations in over 100 countries. (Rutgers-restricted Access)
The US Securities and Exchange Commission maintains annual listings of International Registered and Reporting Companies, those foreign-owned firms that are required to file periodic reports in the United States.
PrivCo is an excellent resource for business and financial research on non-publicly traded companies, including family-owned, private equity-owned, venture-backed, and international unlisted companies. The database currently includes profiles for over 900,000 companies, 20,000 private equity and venture capital firms and investors, and 100,000 private market deals. (Rutgers-restricted Access)
Volumes 7 and 8 of LexisNexis Corporate Affiliations are sub-titled: "International Public and Private Companies." (DANA Business Reference; CAMDEN Reference; CARR Business Counter 1)
Other directories for companies around the world include:
See the box below for directories of companies in Asia and the Middle East. For other directories by region or country, consult Michigan State University's globalEDGE: Company Directories