Mangalore Refinery and Petrochemicals Limited (MRPL) is a leading public sector oil refining and petrochemical company located in Mangalore, Karnataka, India. Established in 1988, MRPL operates as a subsidiary of Oil and Natural Gas Corporation Limited (ONGC), which holds a majority stake. The company has a refining capacity of approximately 15 million metric tonnes per annum, making it one of India's significant refineries.

MRPL specializes in refining crude oil and produces a variety of refined petroleum products, including high-speed diesel, gasoline, kerosene, liquefied petroleum gas (LPG), aviation turbine fuel, and bitumen. The company also manufactures petrochemicals like para-xylene and polypropylene through its integrated units. MRPL markets aviation fuel to domestic and international airlines via a joint venture, ensuring a broad customer base that includes industrial consumers and export markets. With a strong financial performance, MRPL continues to play a vital role in India's oil refining and petrochemical sectors.