Prio S.A. Overview
Pro stress-test →Prio S.A., formerly known as Petro Rio S.A. (renamed in May 2023), was incorporated in 2009 and is headquartered in Rio de Janeiro, Brazil. The company engages in the exploration, development, and production of oil and natural gas properties in Brazil and internationally, and also imports, exports, refines, sells, and distributes oil, natural gas, fuels, and oil by-products.
Strategic Profile
Pro stress-test →Prio specializes in efficient reservoir management and redevelopment of mature fields. The company holds key assets including 100% interests in the Polvo and Frade Fields in the Campos Basin, as well as interests in the Albacora leste Field and the Wahoo and Itaipu Field in the Camumu Basin.
Competitive Landscape
Pro stress-test →Prio SA is a holding company engaged in exploration and production of oil and natural gas through subsidiaries, holding interests in other companies as partner, shareholder, or quotaholder in Brazil and abroad. The company competes primarily with other Brazilian independent E&P operators focused on offshore field redevelopment and mature asset monetization in the Campos and Camumu basins.
Industry Context
Prio S.A. operates in Oil & Gas Exploration & Production.
Key facts
Founded: 2009 · Headquarters: Rio de Janeiro, Brazil · Revenue: $3.08B (Q3 2025 annualized ~$12.3B) · Market cap: $5.69B