美国电塔(American Tower) AMT

Steven O. Vondran is the President and Chief Executive Officer and a Director of American Tower Corporation, having served as a director since February 2024. Career: Mr. Vondran joined the Company in 2000 as a member of its corporate legal team and served in a variety of positions, including Senior Vice President, U.S. Leasing Operations, Senior Vice President and General Counsel, U.S. Tower Division, Executive Vice President and President, U.S. Tower Division, and most recently, Executive Vice President and Chief Operating Officer. Prior to joining the Company, Mr. Vondran was an associate at the law firm of Lewellen & Frazier LLP, served as a telecommunications consultant with the firm of Young & Associates, Inc., and was a Law Clerk to the Hon. John Stroud on the Arkansas Court of Appeals. Current Public Company Boards: Ameren Corporation (2025-present). Other Current Affiliations: Member, Business Roundtable; Member, Nareit Executive Board.

Rodney M. Smith is our Executive Vice President, Chief Financial Officer and Treasurer. He is also chair of the board of directors of ATC Europe. Mr. Smith joined us in October 2009, and previously held the roles of Senior Vice President, Corporate Finance and Treasurer and Senior Vice President and Chief Financial Officer of American Tower's U.S. Tower Division. Prior to joining us, Mr. Smith served as Executive Vice President, Chief Financial Officer and as a general board member of Lightower, a private equity backed wireless infrastructure company. Prior to Lightower, he served as Chief Financial Officer and Treasurer (and earlier as Vice President and Controller) for RoweCom, a publicly traded company with operations in eight countries. Early in his career, Mr. Smith held several leadership positions at Nextel Communications, including Director of Finance and General Manager of one of the company's Northeast markets. Mr. Smith earned his M.B.A from Suffolk University, a Certificate of Accountancy from Bentley University and a Bachelor of Science in Finance from Merrimack College. He also serves as co-Executive Sponsor of American Tower's employee resource group for women, WAATCH.

Ruth T. Dowling is our Executive Vice President, Chief Administrative Officer, General Counsel and Secretary. She is also a member of the board of directors of ATC Europe and of CoreSite. Ms. Dowling joined us in 2011, and previously held the roles of Senior Vice President, Corporate Legal, and Senior Vice President and General Counsel for the EMEA and Latin America regions. In addition, she led American Tower's Global Remobilization Project Team to care for the safety and well-being of employees during the pandemic. Prior to joining us, Ms. Dowling was a partner and co-chair of the 150-member litigation department at Edwards Angell Palmer & Dodge LLP and clerked for the Honorable Fred I. Parker of the United States Second Circuit Court of Appeals. Ms. Dowling earned her law degree from Duke University School of Law and a Bachelor of Arts from the University of North Carolina Chapel Hill. She also serves as co-Executive Sponsor of American Tower's employee resource group for women, WAATCH.

On January 7, 2025, American Tower Corporation announced that, effective January 13, 2025, Eugene M. Noel will become Executive Vice President and Chief Operating Officer of the Company. Eugene M. Noel is our Executive Vice President and President, U.S. Tower Division. Prior to this role, Mr. Noel served as Senior Vice President and Chief Operating Officer, U.S. Tower Division, and has been with American Tower since 2011. Mr. Noel has more than 25 years of network deployment experience in the telecommunications industry. Prior to joining us, he was Vice President of Network Development for LightSquared (now Ligado Networks), with responsibility for the development and implementation of the company's national network deployment strategy. He spent 11 years with Sprint Nextel, beginning as Director of Radio Services, then becoming Vice President for Northeast Site Development, and finally becoming Vice President for National Site Development. Mr. Noel is a graduate of East Carolina University with a Bachelor of Science in Industrial Engineering and has earned an Executive Certificate from the McDonough School of Business at Georgetown University. Mr. Noel is a board member of the Tower Families Foundation and a former board member of Warriors for Wireless.

Bruce L. Tanner is an Independent Director of American Tower Corporation, having served as a director since September 2019. Career: Mr. Tanner served as the EVP and CFO of Lockheed Martin Corporation from 2007 until 2019. He joined Lockheed Martin Corporation in 1982 and, prior to being appointed CFO, held a variety of leadership positions in finance, including as Vice President of Finance and Business Operations, Lockheed Martin Aeronautics, from 2006 to 2007, and Vice President of Finance and Business Operations, Lockheed Martin Electronic Systems, from 2002 to 2006. Current Public Company Boards: Truist Financial Corporation (2015-present).

Kenneth R. Frank is an Independent Director of American Tower Corporation, having served as a director since January 2021. Career: Mr. Frank is a Partner at Banneker Partners, a private equity firm focused on the enterprise software sector. Mr. Frank served as CEO of Turning Technologies, an education technology company, from 2019 to 2021, and led other enterprise software and services companies, such as Kibo Software as CEO, from 2016 to 2018, and Aptean Software as COO, from 2011 to 2015. Prior to that, Mr. Frank held a series of leadership positions at Alcatel-Lucent, between 2005 and 2012, including Global President, Solutions and Marketing, member of the Executive Committee, CTO of Alcatel North America and President, Professional Services Division. Mr. Frank previously held positions at AT&T Bell Laboratories and BellSouth Telecommunications. Other Current Affiliations: Member, Board of Councilors for the Marshall School of Business at the University of Southern California; Director, Orbcomm, Inc.; Director, Calero-MDSL; Director, Veracity Verification Solutions LLC.

Grace D. Lieblein is an Independent Director of American Tower Corporation, having served as a director since June 2017. Career: Ms. Lieblein most recently served as Vice President, Global Quality of General Motors Company (GM), a multinational corporation that designs, manufactures, markets and distributes vehicles, from 2014 to 2015. Ms. Lieblein joined GM in 1978 and held a variety of leadership positions in engineering, supply chain management and international operations, including serving as Vice President, Global Purchasing and Supply Chain from 2012 to 2014, GM Brazil President from 2011 to 2012, GM Mexico President from 2008 to 2011 and Vehicle Chief Engineer from 2004 to 2008. Current Public Company Boards: Honeywell International Inc. (2012-present). Former Public Company Boards (Past 5 Years): Southwest Airlines Co. (2016-2022). Other Current Affiliations: Director, Cox Enterprises, Inc.

Craig Macnab is an Independent Director of American Tower Corporation, having served as a director since December 2014. Career: Mr. Macnab served as CEO of National Retail Properties, Inc., a publicly traded REIT, from 2004 until 2017 and as Chairman of the board from 2008 until 2017. Prior to joining National Retail Properties, Mr. Macnab was the CEO, President and a director of JDN Realty Corporation, also a publicly traded REIT, from 2000 to 2003. Mr. Macnab also previously served as a director of DDR Corp. and Eclipsys Corporation, and as a director of the Cadillac Fairview Corporation Limited, a private company and a wholly owned subsidiary of the Ontario Teachers' Pension Plan. Current Public Company Boards: Independence Realty Trust, Inc. (2024-present); VICI Properties, Inc. (2017-present).

Neville R. Ray is an Independent Director of American Tower Corporation, having served as a director since March 2024. Career: Mr. Ray most recently served as T-Mobile USA's President of Technology until 2023. Mr. Ray joined T-Mobile USA (then VoiceStream) in 2000, and from 2010 to 2019, served as its Chief Technology Officer. Prior to that, Mr. Ray served as Network Vice President for Pacific Bell Mobile Services. Mr. Ray has served as Chairperson of the Board of Governors of 5G Americas, as Vice Chairman of the CTIA, and as a member of the National Telecommunications and Information Administration's Commerce Spectrum Management Advisory Committee and the Federal Communications Commission's Communications Security, Reliability and Interoperability Council. Mr. Ray currently serves on the U.S. President's National Security Telecommunications Advisory Committee. Current Public Company Boards: Ziff Davis, Inc. (2024-present). Other Current Affiliations: Director, Opanga Networks, Inc. (2025-present); Advisor, Ericsson (2026-present); Advisor, Paradise Mobile (2024-present); Advisor, Ciena (2023-present).

Rajesh Kalathur is an Independent Director of American Tower Corporation, having served as a director since February 2025. Career: Mr. Kalathur most recently served as President of John Deere Financial, a leading financial services provider for dealers and customers of John Deere equipment, and Chief Information Officer of Deere & Company, a global leader in the production of agricultural, construction, and forestry equipment and solutions, which he joined in 1996, until his retirement in January 2026. Mr. Kalathur has nearly 30 years of experience across finance, information technology, operations, and sales and marketing functions, including previously serving as Chief Financial Officer of Deere & Company. Mr. Kalathur was previously Vice Chair of the Iowa Business Council.

Teresa H. Clarke is an Independent Director of American Tower Corporation, having served as a director since December 2021. Career: Ms. Clarke is Chair and Executive Editor of Africa.com LLC and a retired Managing Director in the investment banking division of Goldman Sachs & Co., where she led corporate finance and merger & acquisition transactions for corporate clients in the industrials and real estate sectors for a total of over 12 years. Ms. Clarke served on President Obama's Advisory Council on Doing Business in Africa from 2014 to 2016. Current Public Company Boards: Arthur J. Gallagher & Co. (2021-present). Other Current Affiliations: Member, Council on Foreign Relations; Chair, Advisory Board of the Smithsonian National Museum of African Art.

Eugene F. Reilly is an Independent Director of American Tower Corporation, having served as a director since 2025. Career: Mr. Reilly most recently served as the Vice Chairman of Prologis, Inc., and served as an advisor through April 2024. Mr. Reilly joined Prologis (then AMB Property Corporation) in 2003 and held several roles, including serving as Chief Investment Officer from 2019 to 2023 and Chief Executive of the Americas from 2011 to 2019. Mr. Reilly has 40 years of experience in real property investment, management and operations, including previously serving as Chief Investment Officer of Cabot Properties, Inc. Mr. Reilly previously served as a member of the technical committee of FIBRA Prologis and as a member of the board of directors and executive committee of the National Association of Industrial and Office Properties. Other Current Affiliations: Director, STO Building Group (2025-present); Director, Cortex Building Intelligence, Inc. (2024-present).

Effective 17th September 2026, Kristen Ludgate was appointed to the board as a Director. Ms. Ludgate most recently served as Chief People Officer of HP Inc., a global technology company, from 2021 to 2025, where she led culture, talent and organizational strategies to accelerate the company's transformation and worked closely with HP's chief executive officer and board of directors on succession, compensation and corporate strategy. Prior to HP, Ms. Ludgate spent over 15 years at 3M Company, where she held two c-suite roles, as Executive Vice President and Chief Human Resources Officer and as Senior Vice President, Communications and Enterprise Services, as well as executive leadership roles in Legal, Compliance and Human Resources. Ms. Ludgate has extensive experience in governance, risk management, talent strategy and enterprise transformation, advising chief executive officers and boards of directors on strategic and operational matters. Ms. Ludgate currently serves on the board of directors of Associated Banc-Corp (Associated Bank), where she chairs the Compensation and Benefits committee, and previously served on the board of directors of OpenText Corporation.

Juan A. Font is our Senior Vice President and President and CEO, CoreSite. He is also a member of the board of directors of ATC Europe. Mr. Font is responsible for leading the strategy, innovation and growth to achieve CoreSite's vision of empowering a more connected future by increasing revenue growth and return on invested capital to the American Tower data center portfolio. Mr. Font joined CoreSite in 2010 and has held positions of increasing responsibility within the organization. He has more than 25 years of experience in general management, direct sales, business operations, and finance in the data center and telecommunications industries. Prior to joining CoreSite, Mr. Font held direct sales contributor roles with Equinix, covering strategic verticals. He also held positions of increasing responsibility with Teleglobe in financial management and business operations across European markets and increased his understanding of capital-intensive industries at The World Bank Group, where he oversaw investments in the power sector. Mr. Font received an M.B.A. from The Kogod School of Business at The American University and a Bachelor of Arts in Business Economics and Finance from the Universidad Complutense of Madrid.

Effective January 13, 2025, Richard Rossi will become the Company's Executive Vice President and President, U.S. Tower, effective January 13, 2025. Mr. Rossi, currently Senior Vice President and General Counsel of U.S. Tower, a position he has held since 2018, joined the Company in 2001, and has held various U.S. Tower leadership positions throughout his tenure. Mr. Rossi joined American Tower in 2001, and has since held leadership positions spanning functions across sales, marketing, finance, real estate and operations, and has been integral to the development and implementation of strategic customer agreements.

On January 26, 2026, American Tower Corporation appointed Paul Blanchett as its Senior Vice President and Chief Accounting Officer, effective April 27, 2026. Mr. Blanchett, 42, has served as Chief Accounting Officer of GXO Logistics, Inc. since 2021. Mr. Blanchett previously served as Corporate Controller at XPO Logistics, Inc. from 2019 to 2021, and as Global Controller for the Oilfield Services segment at Baker Hughes from 2017 to 2019, where he oversaw substantial financial operations and compliance across multiple countries. Prior to such roles, Mr. Blanchett also served in various leadership roles in controllership at General Electric and earlier auditing roles at PricewaterhouseCoopers. Mr. Blanchett holds a Bachelor of Business Administration in Accountancy from Western Michigan University's Haworth College of Business.