Petroliam Nasional Berhad, commonly known as PETRONAS (stylised in all caps), is a Malaysian multinational oil and gas company headquartered in Kuala Lumpur. Established in 1974, it is a legal entity incorporated under the Malaysian Companies Act 1965 and reports to the company's Board of Directors. Petronas is vested with all oil and gas resources in Malaysia and is entrusted with the responsibility of developing and adding value to these resources.
Petronas is a vertically integrated company and actively in all areas of the oil and gas industry, including exploration and extraction, refining, distribution and marketing, power generation, and trading. Petronas has operations in over 100 countries and has sales office in 22 countries, produced around 9 billion barrels of oil equivalent and 50 trillion cubic feet of gas and has around 1,000 service stations nationwide as well as 1,200 Engen stations in South Africa and Sub-Saharan Africa. As of 31 December 2024, Petronas had total proved reserves of 24.5 million barrels (3,900,000 m3) of oil equivalent per day.
The company also has a strong presence in the lubricants market through its wholly-owned subsidiary Petronas Lubricants International, which operated in over 100 markets internationally. Petronas Carigali, its principal subsidiary and one of its largest businesses, responsible for hydrocarbon exploration and production. Other subsidiaries include Petronas Dagangan, for gas trading and marketing, and Petronas Chemicals for petrochemical as well as Gentari for clean energy use and commercialization. It also offers higher education through its university, the Universiti Teknologi Petronas (UTP). The Malaysia Petroleum Management (MPM), its key division and a governing body for the petroleum resources development since Petronas' establishment, oversaws the entire lifecycle of the country's upstream oil and gas assets.
In the annual Fortune Global 500 list for 2022, Petronas was ranked at 216th. It also ranked 48th globally in the 2020 Bentley Infrastructure 500. The Financial Times has identified Petronas as one of the "new seven sisters", considered to be influential and mainly state-owned national oil and gas companies from countries outside the Organisation for Economic Co-operation and Development (OECD). Petronas provides a substantial source of income for the Malaysian government, accounting for more than 15% of the government's revenue from 2015 to 2020.
A total of 0.69 percent of the gases released through global industrial processes from 1988 to 2015 came from the company's activities. Therefore, Petronas is a major contributor to climate change, a phenomenon that poses many risks to health, jobs, food and water supply stability, security, and economic development. The company celebrates its 50th anniversary in 2024.