ExxonMobil is the largest publicly traded international oil and gas company, uses technology and innovation to help meet the world’s growing energy needs. They hold an industry-leading inventory of resources and are one of the world’s largest integrated refiners, marketers of petroleum products and chemical manufacturers. Produces Petrochemicals, Diesel, Plastics and Gasoline. Headquarters is in USA.
AT&T Inc is USA Based Multi-National Telecommunications Service Provider Company. Products and Services Provided by AT&T are Wired and wireless voice and data, broadband Internet, TV and messaging services, as well as many of the leading innovative devices. Headquarters is in USA.
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.
WASTE MANAGEMENT is Waste and Trash Management Company with headquarters in USA. They pickup waste materials and recycle waste materials. They have recycling plants and huge trucks fleet to provide waste management services effectively.
Schlumberger is the world's leading provider of technology services forOil and Gas industry in the key areas of reservoir characterization, drilling, production, and processing. Schlumberger supplies the industry's most comprehensive range of products and services, from exploration through production and integrated pore-to-pipeline solutions for hydrocarbon recovery that optimize reservoir performance.
Schlumberger - Key Business Points as on 2019:
$32.9 billion revenue from continuing operations per year as on 2019.