AT & T ( AT and T )
About AT & T
AT & T Inc. is an American multinational telecommunications conglomerate, headquartered at Whitacre Tower in downtown Dallas, Texas. AT&T is the second largest provider of mobile telephone services and the largest provider of fixed telephone services in the United States, and also provides broadband subscription television services through DirecTV. AT & T is the third-largest company in Texas (the largest non-oil company, behind only ExxonMobil and ConocoPhillips, and also the largest Dallas company). As of May 2014, AT&T is the 23rd-largest company in the world as measured by a composite of revenues, profits, assets and market value, and the 16th-largest non-oil company. AT&T is the largest telecommunications company in the world by revenue. As of 2016, it is also the 17th-largest mobile telecom operator in the world, with 130.4 million mobile customers. AT&T was ranked at #6 on the 2015 rankings of the world's most valuable brands published by Millward Brown Optimor.
Management of AT & T
Randall L. Stephenson is the Chairman and CEO of the Company. He was born on April 22, 1960. He is an American telecommunications executive. He earned an MA from the University of Oklahoma. He began his career in 1982 with Southwestern Bell Telephone in the information-technology organization in Oklahoma.
Whitacre Tower, Dallas, Texas, U.S.