Which company has more subsidiaries under it, American Water or Cisco Systems?
American Water (company):  The company was a subsidiary of the German-based RWE Group from 2001 to 2008, but the company was divested on April 23, 2008 in an IPO on the NYSE. Cisco Systems: Cisco Systems, Inc. (known as Cisco) is an American multinational technology conglomerate headquartered in San Jose, California, in the center of Silicon Valley, that develops, manufactures and sells networking hardware, telecommunications equipment and other high-technology services and products. Cisco Systems:  Through its numerous acquired subsidiaries, such as OpenDNS, WebEx, Jabber and Jasper, Cisco specializes into specific tech markets, such as Internet of Things (IoT), domain security and energy management.
Cisco Systems