|Company||Market Cap (USD)|
|American Tower||$90.69 B|
|Equinix, Inc. (REIT)||$73.61 B|
|SBA Communications Corporation||$26.10 B|
|Weyerhaeuser Company||$24.73 B|
|Iron Mountain Incorporated||$16.90 B|
Crown Castle International Corporation, more simply known as Crow Castle, is a communications infrastructure company operating as a real estate investment trust. It manages more than 40,000 communications towers and small cells and about 80,000 route miles of fiber across the United States.
The market capitalization of a company, more simply referred to as "market cap", is the total market value of a publicly traded company's outstanding shares. It is often considered as a key indicator of what a company is worth.