AT&T vs KPMG

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.

KPMG is one of the largest professional services companies in the world and one of the Big Four auditors, along with Deloitte, EY and PwC. Its global headquarters is located in Amsterdam, the Netherlands. KPMG employs 162,000 people and has three lines of services: audit, tax, and advisory. Its tax and advisory services are further divided into various service groups. The name "KPMG" was chosen when KMG merged with Peat Marwick.