Dan Hesse is CEO of Sprint Nextel. He became CEO in December 2007. Prior to his appointment as Sprint CEO, Hesse was the Chairman and CEO of Embarq Corporation, a $6 billion telecommunications services company. From 2000 to 2004, he served as chairman, president and chief executive officer of Terabeam Corporation, a wireless telecommunications technology company. Hesse spent 23 years at AT&T. From 1997 â€“ 2000, he served as the President and CEO of AT&T Wireless Services, at the time the United Statesâ€™ largest wireless carrier. Previously, Hesse launched AT&Tâ€™s global online initiatives, which included the AT&T Worldnet family of internet services, as the leader of the Online Services Group. From 1991-1995, he was based in the Netherlands serving as the President and CEO of AT&T Network Systems International, a joint-venture telecommunications technology company with revenues of $2 billion. He also held prior AT&T management assignments in Network Operations, Network Engineering, International Services, Human Resources, Strategic Planning, Product Management and Sales. He received a master of science degree from the Massachusetts Institute of Technology, a master's degree in business administration, with distinction, from Cornell University, and a bachelor of arts degree, with honors, from the University of Notre Dame. Hesse serves as chairman of the CTIA, the U.S. wireless industryâ€™s trade association, and he was appointed by President Obama to the National Security Telecommunications Advisory Committee. He also serves on the National Board of Governors of the Boys and Girls Clubs of America.