Tom Bartlett
Chief Financial Officer

Tom Bartlett was named Chief Financial Officer on April 1, 2009. Prior to joining the company, Bartlett served as Senior Vice President and Corporate Controller with Verizon Communications. In this role, he was responsible for corporate-wide accounting, tax planning and compliance, SEC financial reporting, budget reporting and analysis, and capital expenditures planning functions. He also served as both Chief Compliance Officer and Principal Accounting Officer for Verizon. In his nearly 25 years with Verizon and its predecessor organizations, Bartlett held a number of leadership positions both in the U.S. and abroad. He served as President and Chief Executive Officer of Bell Atlantic International Wireless, responsible for all wireless activities in Latin America, Europe and Asia, and was also an area President in Verizon’s U.S. wireless business responsible for all operational aspects in both the Northeast and Mid-Atlantic states. Bartlett has also held roles as Senior Vice President and Treasurer as well as Senior Vice President in Investor Relations. He earned his MBA from Rutgers University and holds a degree in engineering from Lehigh University. He is also a Certified Public Accountant.

JEAN A. BUA
Executive Vice President, Finance and Treasurer

Jean A. Bua joined American Tower in August 2005 and was named Executive Vice President, Finance and Corporate Controller in February 2007. Prior to joining the company, Bua was with Iron Mountain, Inc., a global records management and data protection services company, where she served as Senior Vice President, Chief Accounting Officer and Worldwide Controller. From 1993 to 1996, Bua was Corporate Controller for Duracraft Corporation, an international consumer products manufacturer. Prior to joining Duracraft, she was Assistant Controller for Keithley Instruments, a high-tech hardware and software company, from 1991 to 1993. Bua was previously a management consultant for Ernst & Young and an auditor for KPMG. She is a Certified Public Accountant and holds an MBA from the University of Rhode Island.

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ED DISANTO
Executive Vice President, Chief Administrative Officer
and General Counsel

Ed DiSanto was named Executive Vice President, Chief Administrative Officer and General Counsel on March 13, 2007. DiSanto c ame to American Tower from Pratt & Whitney, a unit of United Technologies Corporation and a leader in the design, manufacture and service of aircraft engines, industrial gas turbines and space propulsion systems. DiSanto started with Pratt & Whitney in 1997 as Group Deputy Counsel and since then has held legal and business development roles of increasing responsibility, most recently as Vice President, Global Service Partners Business Development. Prior to joining Pratt & Whitney, DiSanto served in a number of legal, business and operations roles at United Dominion Industries, Carrier Corporation and United Technologies Corporation. DiSanto earned his law degree from Boston College Law School and a Bachelor of Science from Northeastern University.

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HAL HESS
Executive Vice President, International Operations and
President, Latin America

Hal Hess is American Tower's Executive Vice President, International Operations and President, Latin America. As of March 9, 2009, he is also responsible for development in our Europe, Middle East and Africa (EMEA) territory. From 2002 to 2007, he was Executive Vice President, General Counsel and Secretary. He initially joined American Tower in March 2001 as Chief Financial Officer of American Tower International, and was appointed Executive Vice President of American Tower Corporation in June 2001. Prior to American Tower, Hess was a partner in the corporate and finance group of the law firm King & Spalding, where he focused on mergers and acquisitions and general corporate matters for telecommunications and infrastructure companies. Prior to attending law school, Hess practiced as a Certified Public Accountant with Arthur Young & Co. He received his J.D. from Vanderbilt University and is a graduate of Harding University.

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STEVEN MARSHALL
Executive Vice President and President, U.S. Tower Division

Steven Marshall was named Executive Vice President and President, U.S. Tower Division in March 2009. He initially joined American Tower as the Executive Vice President, International Business Development in November 2007. Prior to joining American Tower, Marshall was the CEO of National Grid Wireless, the market leading telecommunications and broadcast infrastructure provider in the United Kingdom. During this period, he also served on the boards of Digital UK, the government body responsible for analogue to digital switchover in the UK, and on the board of Freeview, the UK free-to-air digital broadcasting organization. Prior to this, Marshall was Executive Chairman of Intelig, the alternative national long distance telecommunications operator in Brasil; non-executive chairman of Silica Networks in Argentina and a non-executive Director of Manquéhue Net, Chile. Intelig was a joint venture between Sprint, France Telecom and National Grid Plc. Before these appointments, Marshall was responsible for National Grid Plc’s international business development. He has a B.Sc. (Hons.) in Building and Civil Engineering from Manchester University, England and an MBA from Manchester Business School, England.

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AMIT SHARMA
Executive Vice President and President, Asia

Amit Sharma joined American Tower in September 2007 as the company’s Executive Vice President, Asia and President of its Asian subsidiary. Prior to joining American Tower, Sharma led country teams in India and Southeast Asia for Motorola, as Country President, India and as Head of Strategy, Asia-Pacific. He also served on Motorola’s Asia Pacific Board and was a member of its senior leadership team. Prior to joining Motorola, Sharma was with GE Capital, serving as Vice President, Strategy and Business Development. Prior to that, he spent time with McKinsey, New York, serving as a core member of the firm's Electronics and Marketing Practices. He currently serves as a director of NIIT Technologies Limited and is on the India Advisory Board for NEA – a leading Silicon Valley venture capital firm. Sharma earned his MBA in International Business from the Wharton School, University of Pennsylvania, and holds an MS in Computer Science from the Moore School, University of Pennsylvania, and a Bachelor of Technology in Mechanical Engineering from the Indian Institute of Technology.