The Top 10 Biggest Oil and Gas Offshore Companies

Keep in mind that the ranking of companies may change over time due to various factors such as mergers, acquisitions, and industry dynamics. Here are some of the major players in the oil and gas offshore sector:

Saudi Aramco (Saudi Arabia)

Saudi Aramco is the world’s largest and most valuable oil company. While it operates both onshore and offshore, it is a significant player in the offshore oil and gas sector, particularly in the Persian Gulf.

ExxonMobil (United States)

ExxonMobil is one of the largest publicly traded oil and gas companies globally. It has a substantial presence in offshore exploration and production, with projects in various regions, including the Gulf of Mexico.

Royal Dutch Shell (Netherlands/United Kingdom)

Shell is a major integrated energy company involved in various aspects of the energy industry. It has a significant presence in offshore exploration, development, and production, with projects in locations like the North Sea and deepwater fields.

Chevron Corporation (United States)

Chevron is a multinational energy corporation with operations in all aspects of the energy sector, including offshore oil and gas exploration. It has a notable presence in deepwater projects around the world.

BP (British Petroleum, United Kingdom)

BP is a global energy company involved in oil and gas exploration, refining, and marketing. It has a presence in offshore activities, including deepwater drilling and production.

TotalEnergies (France)

TotalEnergies is a French multinational integrated energy company with involvement in various energy sectors, including offshore oil and gas. It has projects in regions like West Africa and the North Sea.

ConocoPhillips (United States)

ConocoPhillips is an American multinational energy corporation involved in the exploration and production of oil and gas. It has offshore operations in various regions, including the North Sea and the Asia-Pacific.

ENI (Italy)

ENI is an Italian multinational oil and gas company with operations spanning the entire energy supply chain. It is involved in offshore exploration and production activities in the Mediterranean Sea and other locations.

Equinor (Norway)

Equinor, formerly known as Statoil, is a Norwegian energy company with a significant presence in offshore activities. It has operations in the North Sea and is involved in various international projects.

Petrobras (Brazil)

Petróleo Brasileiro S.A. (Petrobras) is a Brazilian multinational energy corporation. It is a major player in offshore oil and gas exploration, particularly in deepwater fields off the coast of Brazil.