🛢️ 1. Saudi Aramco
HQ: Dhahran, Saudi Arabia
Website: aramco.com
Description: The world’s largest oil company by production and revenue, Aramco dominates global energy markets. It operates massive upstream and downstream assets, with unrivalled low-cost oil reserves and growing investments in renewables and hydrogen.
🛢️ 2. ExxonMobil
HQ: Irving, Texas, USA
Website: corporate.exxonmobil.com
Description: A US-based supermajor with global reach, ExxonMobil is heavily involved in oil and gas exploration, refining, and chemicals. It’s investing in carbon capture, hydrogen, and biofuels as part of its energy transition strategy.
🛢️ 3. PetroChina
HQ: Beijing, China
Website: petrochina.com.cn
Description: PetroChina is Asia’s largest oil and gas producer and the listed arm of China National Petroleum Corporation (CNPC). It plays a key role in China’s domestic energy security and is expanding its international footprint.
🛢️ 4. Shell
HQ: London, United Kingdom
Website: shell.com
Description: A global energy giant, Shell operates across oil, gas, LNG, and increasingly, renewable energy. It’s focusing on net-zero emissions by 2050, with investments in EV charging, hydrogen, and solar.
🛢️ 5. Chevron
HQ: San Ramon, California, USA
Website: chevron.com
Description: One of the largest integrated energy companies in the world, Chevron produces oil and gas globally and is increasing its focus on renewable natural gas, carbon capture, and low-emission fuels.
🛢️ 6. TotalEnergies
HQ: Paris, France
Website: totalenergies.com
Description: Formerly known as Total, this French major is transforming into a multi-energy company, with aggressive targets for solar, wind, hydrogen, and battery storage alongside its oil and gas business.
🛢️ 7. CNOOC (China National Offshore Oil Corporation)
HQ: Beijing, China
Website: cnooc.com.cn
Description: China’s primary offshore oil and gas explorer, CNOOC is expanding its deepwater and overseas assets. It plays a critical role in supplying China’s growing energy demand.
⚡ 8. NextEra Energy
HQ: Juno Beach, Florida, USA
Website: nexteraenergy.com
Description: The world’s largest renewable energy utility. It operates America’s leading wind and solar portfolio and owns Florida Power & Light. NextEra is a pioneer in clean energy generation and grid decarbonisation.
⚡ 9. Iberdrola
HQ: Bilbao, Spain
Website: iberdrola.com
Description: Iberdrola is a global utility giant with a focus on renewable energy and smart grids. It’s a leader in offshore wind and has ambitious targets for global decarbonisation and electrification.
⚡ 10. Constellation Energy
HQ: Baltimore, Maryland, USA
Website: constellation.com
Description: A top US energy provider, Constellation specialises in nuclear, gas, and renewable energy. It’s the largest supplier of clean energy in America, with a focus on decarbonising the power sector.