According to the publisher, a two-volume set that contains approximately 9,000 U.S. ultimate companies and 80,000 of their domestic subsidiaries, divisions, and major branches cross referenced geographically and by industry classification. A third volume included is titled America's Corporate Families and International Affiliates, which has U.S. parent companies with their foreign subsidiaries, and foreign parents with U.S. subsidiaries, cross-reference geographically and by industry.