Petrex S.A. is a Peruvian company established in 1983, specializing in comprehensive services for the petroleum industry. It focuses on drilling and maintenance of oil wells, both offshore and onshore, and operates in several Latin American countries, including Peru, Venezuela, Ecuador, Colombia, Bolivia, Chile, and Argentina. The company serves major oil companies in these regions.

Petrex offers a variety of services such as drilling, engineering, procurement, construction, and installation of pipelines. It executes projects under EPC and EPCI contracts, utilizing advanced technology to operate in challenging environments. With a workforce of over 2,400 employees, 98% of whom are Peruvian, Petrex emphasizes local content development and sustainability in its operations. The company is recognized for its commitment to social responsibility and stakeholder engagement, which enhances its competitive position in the market. Headquartered in Lima, Petrex is a wholly-owned subsidiary of Saipem SpA.