There are 15,000 employees working on NOC (North Oil Company) in Iraq, And it is covering a huge area of Iraq and extraction of oil from hundreds of wells, All of this the NOC is not on the World's 10 Largest Petroleum Companies this means there are giant companies producing and operation the petroleum in the world. Let get to know the World's 10 Largest Petroleum Companies.

It is one of the largest companies in the world by revenue, and according to accounts seen by Bloomberg News, the most profitable company in the world. Saudi Aramco has both the world's second-largest proven crude oil reserves, at more than 270 billion barrels (4.3×1010 m3), and second-largest daily oil production.

2 - Gazprom

Gazprom is a global energy company focused on geological exploration, production, transportation, storage, processing and sales of gas, gas condensate and oil, sales of gas as a vehicle fuel, as well as generation and marketing of heat and electric power.

3 - Sinopec

China Petroleum & Chemical Corporation (hereinafter referred to as "Sinopec Corp.") is a listed company on domestic and international stock exchanges with integrated upstream, midstream and downstream operations, strong oil & petrochemical core businesses and a complete marketing network.

4 - China National Petroleum Corporation

China National Petroleum Corporation plays a leading role in China's petroleum industry. It integrate the business portfolios of both an oil company and an oilfield service provider, with operations covering the entire oil and gas industry value chain. Having oil and gas assets and interests in over 30 countries, It playing a greater role in the global petroleum circle.

5 - ExxonMobil

6 - Royal Dutch Shell

Shell is an international energy company with expertise in the exploration, production, refining and marketing of oil and natural gas, and the manufacturing and marketing of chemicals. Find out how are working to power progress together. Royal Dutch Shell was formed in 1907, although its history can be traced back to the first half of the 19th century.

7 - Kuwait Petroleum Corporation

Kuwait Petroleum Corporation (KPC) was formed in January 1980 as a state-owned oil Corporation. The shares of its subsidiaries namely, Kuwait Oil Company, Kuwait National Petroleum Company, Petrochemicals Industry Company and Kuwait Oil Tanker Company were transferred to the new Corporation.

8 - BP

Play their part in solving the big complex challenges facing our world today – including the transition to low carbon – and, guided by BP values, are working to help meet the world’s need for more energy while lowering carbon emissions

9 - Total S.A.

Total is a major energy player, which produces and markets fuels, natural gas and low-carbon electricity. 100,000 employees are committed to better energy that is safer, more affordable, cleaner and accessible to as many people as possible. Active in more than 130 countries, Ambition is to become the responsible energy major.

10 - Lukoil

LUKOIL is one of the largest publicly traded, vertically integrated oil and gas companies in the world accounting for more than 2% of the world's oil production and around 1% of the proved hydrocarbon reserves. Each day we improve the quality of life for millions of consumers in over 100 countries around the globe through the supply of our products, power, and heat.

$IMAGE11