The Organization of the Petroleum Exporting Countries (OPECis an intergovernmental organisation of 14 nations, founded in 1960 in Baghdad by the first five members (IranIraqKuwaitSaudi Arabia, and Venezuela), and headquartered since 1965 in Vienna, Austria.

As of September 2018, the then 17 member countries accounted for an estimated 44 percent of global oil production and 81.5 percent of the world's "proven" oil reserves, giving OPEC a major influence on global oil prices that were previously determined by the so called "Seven Sisters” grouping of multinational oil companies.


HEADQUARTERS:-    VIENNA,  AUSTRIA

OFFICIAL LANGUAGE:-  ENGLISH

ESTABLISHMENT:-  BHAGDAD

SECRETARY GENERAL:- MOHAMMED BARKINDO

CURRENCY:-   USD PER   BARREL  US$/BBL

MAIN FACTS
The Organization of the Petroleum Exporting Countries is an intergovernmental organisation of 14 nations, founded in 1960 in Baghdad by the first five members, and headquartered since 1965 in Vienna, Austria. 
Headquarters: Vienna, Austria
Founded: September 1960, Baghdad, Iraq
Currency: Indexed as USD per barrel (US$/bbl)
Members: Indonesia, Venezuela, Iran, Saudi Arabia, Iraq, Nigeria, MORE
Founders: Juan Pablo Pérez Alfonzo, Abdullah Tariki

Secretary general: Mohammed Barkindo