AT&T vs Trend Micro

AT&T Inc. is an American multinational telecommunications corporation, headquartered at Whitacre Tower in downtown Dallas, Texas. AT&T Inc. began its existence as Southwestern Bell Corporation, one of seven Regional Bell Operating Companies created in 1983 in the divestiture of the American Telephone and Telegraph Company following the 1982 United States v. AT&T antitrust lawsuit. Southwestern Bell changed its name to SBC Communications Inc. in 1995. In 2005, SBC purchased former parent AT&T Corp. and took on its branding, with the merged entity naming itself AT&T Inc. and using the iconic AT&T Corp. logo and stock-trading symbol.

Trend Micro Inc. is a global security software company founded in Los Angeles, California with global headquarters in Tokyo, Japan, and regional headquarters in Asia, Europe and the Americas. The company develops security software for servers, cloud computing environments, and small business. Its cloud and virtualization security products provide cloud security for customers of VMware, The company was founded in 1988 in Los Angeles by Steve Chang, his wife, Jenny Chang, and her sister, Eva Chen The company was established with proceeds from Steve Chang's previous sale of a copy protection dongle to a United States-based Rainbow Technologies.