| The production of oil is decreasing. This is true at | | | | Iran. |
| nearly all of the leading global oil companies. The | | | | Qatar Petroleum |
| reserves of these companies are also decreasing. | | | | Qatar Petroleum is presently the third largest oil |
| These companies have therefore no other option but | | | | company in the world because of its oil and gas |
| to expand their exploration in order to find new | | | | stockpiles. It is situated in Qatar and is involved with the |
| petroleum fields and to increase their production. | | | | exploration, production, refinement and storage of |
| Trillions of dollars may be exhausted in the next 15 to | | | | petroleum. |
| 20 years in their pursuit of oil and gas. | | | | Abu Dhabi National Oil Company |
| Let us take a look at 5 of the leading global oil | | | | The Abu Dhabi National Oil Company is among the |
| companies. | | | | world's leading oil companies with major stockpiles. It is |
| Saudi Arabian Oil Company | | | | a state-owned company of the United Arab Emirates. |
| Saudi Aramco is the state-owned domestic oil | | | | It is a fully integrated company and their processes |
| company of the Kingdom of Saudi Arabia. Aramco is | | | | include all aspects of working in the petroleum industry. |
| an acronym for the Arabian American Oil Company. It | | | | Petróleos de Venezuela South America |
| is probably the world's biggest company in terms of | | | | Petróleos de Venezuela is a crude oil company |
| verified petroleum reserves and output. The | | | | owned by the Venezuelan state. It has activities in |
| company's headquarters is located in Dhahran, Saudi | | | | exploring, producing and exporting oil and natural gas. It |
| Arabia. | | | | predominates the oil business of the Republic of |
| National Iranian Oil Company | | | | Venezuela. |
| The National Iranian Oil Company is believed to be the | | | | Oil answers for a significant percentage of the world's |
| second biggest petroleum company in the world. It | | | | energy needs. Crude oil is critical to numerous |
| was founded in 1948 and is involved with the | | | | industries and is necessary to sustain an industrialized |
| exploration, production and sales of petroleum and | | | | society. |
| natural gas. Its main office is in Tehran, the capital of | | | | |