Valued at a market cap of $40.9 billion, Crown Castle Inc. (CCI) is a real estate investment trust (REIT) that owns, operates, and leases wireless infrastructure across the U.S. Its portfolio includes cell towers, small cells, and fiber networks, which are essential for mobile connectivity and 5G deployment. Headquartered in Houston, Texas, Crown Castle serves wireless carriers, technology companies, and enterprises by providing shared infrastructure solutions. Companies valued at $10 billion or more are ...