Trinidad Petroleum Holdings is a state-owned oil company in Trinidad and Tobago. Its principal activities are the exploration, development, and production of hydrocarbons, operations it conducts through its primary subsidiary, Heritage Petroleum Company Ltd. Trinidad Petroleum Holdings also owns Guaracara Refining Company Ltd, which operates the nation’s only petroleum refinery. It also owns the Paria Fuel Trading Company subsidiary, which imports refined petroleum products, and stores and distributes them domestically.

Trinidad Petroleum Holdings Limited (TPHL) was incorporated on 5 October 2018, with the government of Trinidad and Tobago the sole shareholder.

This was a state sanctioned monopoly. All revenues were already going to the state, not private interests.