Use Nexis Uni to find corporate affiliations. Search by name or ticker symbol for a company. Look for the "Corporate Hierachy" link in the Company Report on left to view a corporate hierarchy of affiliations.
Also consider using the following print sources, available in Pius Library:
- Directory of American Firms Operating in Foreign Countries
Listing of American firms with affiliates or subsidiaries outside the U.S. Volume 1 lists firms alphabetically, while Volumes 2 & 3 contain listings organized by country in which the company has operations.
- Directory of Corporate Affiliations
Lists more than 63,000 parent companies along with their divisions, subsidiaries and affiliates. Entries include number of employees, type of business, and corporate officers.