List of Top Infrastructure Companies in USA by Market Cap as on Jan 1st, 2020

Union Pacific Railroad is USA based Transportation Company and ships anything like food, forest products, automobiles, agricultural products, coal and chemicals mainly on Trains (Rails) and even if there is no Train Route they will use road network and rail network to transport goods on time. They have 37,483 employees as on 2019.

AMERICAN TOWER CORPORATION (REIT) is Wireless and Broadcast Communication Services Provider and Infrastructure company with headquarters in USA. As on 2019, they have 5,454 employees.

CROWN CASTLE INTERNATIONAL CORPORATION is Real Estate Investment Company Possess unique network of communications infrastructure—towers, small cells, and fiber. They all work together to set the stage for new innovation and they bring the world's biggest ideas and possibilities to people and businesses who need them.

KINDER MORGAN is Oil and Gas pipelines infrastructure operating company with headquarters in USA. Kinder Morgan is one of the largest energy infrastructure companies in North America. We own an interest in or operate approximately 84,000 miles of pipelines and 157 terminals.

SBA Communications Corporation (SBA) is an independent owner and operator of wireless communications infrastructure – that includes towers, buildings, rooftops, distributed antenna systems (DAS) and small cells. SBA supports wireless technologies that keep people, businesses and municipalities connected. Company leases antennas, towers to wireless communications operating companies. Headquarters in USA.

Verisign ensures the security, stability and resiliency of key Internet infrastructure and services, including the authoritative directory of all .com, .net, .tv, .cc and .name top-level domains and the back-end registry for a portfolio of generic top-level domains.

Engineering, Infrastructure and Construction company with headquarters in California, USA.

Infrastructure sector company serving energy sector needs. Headquarters in Kansas, USA.

TALLGRASS ENERGY LP is acquired by BLACKSTONE for 6.3 Billion USD.