World Top Infrastructure Companies List by Market Cap as on Jan 7th, 2022

Union Pacific Corporation 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 32,124 employees as on 2021. Headquarters is in USA.

Siemens is Germany based Multi-National Company  and it manufactures Technology Products. Engineering Products. Siemens has employee Count of 303,000 as on 2021. Siemens builds Software Solutions in the areas:

• Building Technologies
• Drive Technology
• Energy
• Healthcare
• Industrial Automation
• Mobility
• Financing
• Consumer Products
• Services
• Software

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.

American Tower is one of the largest global REITs, is a leading independent owner, operator and developer of multitenant communications real estate. As on 2020, it has portfolio of more than 181,000 communications sites, including more than 41,000 properties in the United States and more than 140,000 properties internationally.

Transurban Group is toll road operator and infrastructure company. Headquarters is in Australia. 

They operate 17 motorways in Australia and four in North America. As on 2019, they have they have over 3000 direct employees and over 9000 workforce.

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.

VINCI is Construction and Infrastructure facilities constructing company with headquarters in France. As on 2021, Vinci has 217,731 employees and 50.2 Billion EUR annual revenues for year ending Dec-2021.

Conglomerate Company with businesses in Information & Telecommunication Systems, Social Infrastructure, Electronic Equipment, Construction Machinery, Automotive Systems etc.. with headquarters in Tokyo, Japan.

TC ENERGY CORPORATION business is supply of natural gas and crude oil through pipelines and generates electricity. Headquarters is in Calgary, Canada.

Jardine Matheson Group companies presence in wide range of sectors from property, retailing, and luxury hotels to motor vehicles, engineering and construction, transport and insurance broking, with extensive operations across Greater China and Southeast Asia, and in some cases the world.

Conglomerate company with businesses in Real Estate, Convenience Stores, Super Markets, Transportation, Insurance, Retail, Hotels, Financial Services, Machines manufacturing, Cement Production, Infrastructure. Company headquarters is in Hong Kong.

Jardine Matheson Holdings completed the acquisition of Jardine Strategic Holdings as on Apr-2021.