The Iranian Offshore Oil Company (IOOC) is a subsidiary of the National Iranian Oil Company

National Iranian Oil Company

The National Iranian Oil Company , a government-owned corporation under the direction of the Ministry of Petroleum of Iran, is an oil and natural gas producer and distributor headquartered in Tehran. It was established in 1948...

. IOOC, an independent legal entity

Legal personality

Legal personality is the characteristic of a non-human entity regarded by law to have the status of a person....

, is based in Tehran

Tehran

Tehran , sometimes spelled Teheran, is the capital of Iran and Tehran Province. With an estimated population of 8,429,807; it is also Iran's largest urban area and city, one of the largest cities in Western Asia, and is the world's 19th largest city.In the 20th century, Tehran was subject to...

 and operates in southern Iran

Iran

Iran , officially the Islamic Republic of Iran , is a country in Southern and Western Asia. The name "Iran" has been in use natively since the Sassanian era and came into use internationally in 1935, before which the country was known to the Western world as Persia...

. Its activities cover important areas of the Persian Gulf

Persian Gulf

The Persian Gulf, in Southwest Asia, is an extension of the Indian Ocean located between Iran and the Arabian Peninsula.The Persian Gulf was the focus of the 1980–1988 Iran-Iraq War, in which each side attacked the other's oil tankers...

 and its main operations are in Bushehr Province

Bushehr Province

Bushehr Province is one of the 31 provinces of Iran. It is in the south of the country, with a long coastline onto the Persian Gulf. Its center is Bandar-e-Bushehr, the provincial capital. The province has nine counties: Bushehr, Dashtestan, Dashti, Dayyer, Deylam, Jam, Kangan, Ganaveh and Tangestan...

 and on Kharg Island

Kharg Island

Kharg Island is a continental island in the Persian Gulf belonging to Iran. The island is located off the coast of Iran and northwest of the Strait of Hormuz. Administered by the adjacent coastal Bushehr Province, Kharg Island provides a sea port for the export of oil and extends Iranian...

, Sirri Island

Sirri Island

Sirri Island , is an island in the Persian Gulf belonging to Iran.Sirri island is situated 76 km from Bandar-e Lengeh and 50 km east of Abu Musa island. The island is one of six in the Abu Musâ Island Group ....

 and Lavan Island

Lavan Island

Lavan Island is an Iranian island in the Persian Gulf. It has an area of 76 km². The island has one of the four major terminals for export of crude oil in Iran. The largest one is in Kharg Island.-See also:*Kookherd*Bastak*Bandar Lengeh...

.

History

After Iranian Revolution

Iranian Revolution

The Iranian Revolution refers to events involving the overthrow of Iran's monarchy under Shah Mohammad Reza Pahlavi and its replacement with an Islamic republic under Ayatollah Ruhollah Khomeini, the leader of the...

, all partnership contracts with aforementioned companies were abolished, and a year later, the Iranian Offshore Oil Company (IOOC) was established by combining those companies. The objective underlying establishment of IOOC was to achieve an optimized production as well as safeguarding oil and gas reservoirs in the Persian Gulf

Persian Gulf

The Persian Gulf, in Southwest Asia, is an extension of the Indian Ocean located between Iran and the Arabian Peninsula.The Persian Gulf was the focus of the 1980–1988 Iran-Iraq War, in which each side attacked the other's oil tankers...

area along with an increase in the production rate and prevention of oil and gas migration in the common fields.

The incidents during the imposed war of Iraq against Iran with considerable damages it the offshore and onshore facilities.