American Tower Corporation Overview
Pro stress-test →American Tower is one of the largest global REITs, a leading independent owner, operator and developer of multitenant communications real estate with a portfolio of over 149,000 communications sites. The company benefits from structural demand for wireless infrastructure driven by 5G deployment and exponential growth in mobile data consumption globally.
Strategic Profile
Pro stress-test →The company's CoreSite data center business signed record retail leasing revenue in Q3, fueled by hybrid cloud deployments and AI-related workloads. American Tower delivered strong Q3 2025 results with double-digit AFFO per share growth and raised full-year guidance, expecting attributable AFFO per share growth of approximately 7%, or 9% when excluding FX headwinds and financing costs.
Competitive Landscape
Pro stress-test →American Tower is one of the largest global REITs in the independent tower operator space. Primary competitors include Crown Castle International (CCI) and SBA Communications (SBAC), both publicly traded tower REITs. American Tower differentiates through global scale with operations across North America, Latin America, Europe, and Africa, plus growing data center capabilities through CoreSite.
Industry Context
American Tower Corporation operates in Real Estate Investment Trusts (REITs) - Telecom Tower REITs.
Key facts
Founded: 1995 · Headquarters: Boston, Massachusetts · Employees: 4,691 · Revenue: $10.5B · Market cap: $82.7B