Throughout its 90 year history, PCR has always been linked to the oil industry, exploring and exploiting oil and gas fields in Argentina and abroad. Currently the company has four operating areas and 7 exploratory areas.

In Argentina operates production areas as El Medanito and El Sosneado. In the country the company is conducting exploration work in Colhue Huapi, Gobernador Ayala V, Gobernador Ayala VI, Salinas Grande VIII, Salinas Grande X, La Terraza and San Cristobal.

In Ecuador has a stake in the product areas Palanda­ Yuca Sur and Pindo.