PBR vs RIG

Petroleo Brasileiro S.A. Petrobras

Petróleo Brasileiro S.A. - Petrobras produce and sells oil and gas in Brazil and internationally. It engages in prospecting, drilling, refining, processing, trading, and transporting crude oil from producing onshore and offshore oil fields, and shale or other rocks, as well as oil products, natural gas, and other liquid hydrocarbons. The company operates through Exploration and Production; Refining, Transportation and Marketing; Gas and Power; and Corporate and Other Businesses segments. The Exploration and Production segment explores for, develops, and produces crude oil, natural gas liquids, and natural gas primarily for supplies to the its domestic refineries. The Refining, Transportation and Marketing segment engages in the refining, logistics, transport, marketing, and trading of crude oil and oil products; exportation of ethanol; and extraction and processing of shale, as well as holding interests in petrochemical companies. The Gas and Power segment engages in the logistic and trading of natural gas and electricity; generation of electricity through thermoelectric power plants; holding interests in transportation and distribution of natural gas; and fertilizer production business. The Corporate and Other Businesses segment produces biodiesel and its co-products, and ethanol; and distributes oil products. Petróleo Brasileiro S.A. - Petrobras was founded in 1953 and is headquartered in Rio de Janeiro, Brazil.

Transocean Ltd (Switzerland)

Transocean Ltd., together with its subsidiaries, provides offshore contract drilling services for oil and gas wells worldwide. It contracts its drilling rigs, related equipment, and work crews to drill oil and gas wells. As of February 22, 2021, the company owned or had partial ownership interests in and operated a fleet of 37 mobile offshore drilling units, including 27 ultra-deepwater and 10 harsh environment floaters. It serves integrated oil companies, government-owned or government-controlled oil companies, and other independent oil companies. The company was founded in 1926 and is based in Steinhausen, Switzerland.