Top 10 Largest Energy Companies in the World

1. The State Grid Corporation of China

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The income of the State Grid Corporation of China (SGCC), which is owned and operated by the Chinese government, reached a record-breaking $347 billion in 2018, making it the largest power company in the world.

The State Grid Corporation of China (SGCC) was established in 2002 and has its headquarters in Beijing. It is responsible for the distribution of energy across 26 provinces, which accounts for 88 percent of the national land. More than 1.1 billion people in China are catered to by this establishment. Additionally, the utility company owns and operates transmission assets in the countries of Australia, Portugal, Italy, Brazil, and the Philippines.

The SGCC generates more than 3,874TWh in annual electricity sales thanks to its 987,000 kilometers of transmission lines and 4,350 gigawatts of converting capacity.

2. Enel

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The revenue of the Italian multinational energy business Enel increased by 1.3 percent in 2018, reaching $85.28 billion. During the course of the year, the business generated a total of 250.3 terawatt hours (TWh) of electricity but distributed 485.4 terawatt hours (TWh) of electricity across its network. The sum of all of the company’s revenue from the selling of electricity was 295.4TWh.

The amount of electricity that Enel sold in countries other than Italy climbed to 191.1TWh in 2018, up from 181.6TWh in the previous year. In 2018, the company connected more than 3 gigawatts worth of renewable capacity to grids in different parts of the world.

3. EDF 

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In 2018, the revenue of the French electric utility company EDF reached $77.8 billion, representing a year-on-year rise of 6.3 percent. The power generation, supply, and regulated activities that the firm carried out in France accounted for 61 percent of the company’s overall revenue, while the markets in the United Kingdom and Italy each contributed 13 percent and 12 percent, respectively.

Its reactor business, Framatome, generated 4.8 percent of the company’s total revenue, while its renewable energy businesses, Dalkia and EDF Renewables, contributed 6 percent and 2 percent, respectively.

The corporation maintains 73 nuclear power plants and provides service to over 35 million clients across the globe by utilizing 1.3 million kilometers of low and medium-voltage networks in addition to 100,000 kilometers of high and very-high-voltage transmission networks.


Tokyo Electric Power Company (TEPCO) | HOME

The Tokyo Electric Power Utility (TEPCO), which is the largest power company in Japan, reported revenue of $55.36 billion for the fiscal year that ended in December 2018. During the time period in question, the total volume of the company’s power sales came to 239.9TWh.

TEPCO concentrates on power generation and distribution through its 34 companies and 32 affiliates. Its headquarters are located in Chiyoda, which is located in Tokyo.

Fuel and Power, which is responsible for the generation of fuel and thermal power, Power Grid, which is in charge of the general transmission and distribution of power, and Energy Partner are TEPCO’s three primary business divisions (electricity retail).


ID Quantique and KEPCO announce they have completed the construction of the first power communication network secured by quantum cryptography in Korea - ID Quantique

In 2018, the revenue of Korea Electric Power Corporation (KEPCO) increased by 1.4 percent over the previous year, reaching $53.5 billion. When compared to 2017’s sales volume of 507TWh, the company’s 2018 sales volume of power climbed to 530TWh.

KEPCO’s power generation business accounted for 68.1 percent of the Korean power market in 2018, while its transmission and distribution business accounted for one hundred percent of KEPCO’s market share in the Korean power market. KEPCO’s power generation business has a total generation capacity of 81.15GW.

KEPCO’s power generation business is managed through six of its fully owned subsidiaries, namely KHNP, KOEN, KOMIPO, WP, and EWP. KOSPO is the sixth of these companies. KEPCO E&C and KEPCO KPS are two of the company’s other subsidiaries, and both of them are engaged in plant maintenance and engineering service.

6. Engie

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In 2018, the French electric utility company Engie reported a year-on-year increase in revenue of 1.7 percent, bringing the total to $68.8 billion. The power division of the corporation was responsible for more than sixty percent of the entire revenue generated by the company.

The corporation’s yearly electricity sales are greater than 7.3 trillion watt hours. Its revenues, excluding sales of gas, were anticipated to be 48.8 billion British pounds based on the average price of gas in Europe throughout the course of the year.

Engie is the largest power generator that is completely independent from any other company in the world. Each year, the company creates more than 25 gigawatts (GW) of renewable energy, which accounts for roughly one-fifth of the total renewable energy generation worldwide. In 2018, the corporation installed an additional 1.1 gigawatts of capacity for solar and wind power.

7. Iberdrola

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Iberdrola, a worldwide electric utility business based in Spain, reported a year-on-year increase in revenue of 12.2 percent, bringing the total to $39.79 billion in 2018. The increase in the company’s net profit to $3.4 billion is a 7.5 percent increase.

The transmission network business accounted for 46 percent of Iberdrola’s total net investment during the year, which was followed by the renewable segment (31 percent) and the power production and supply segment (21 percent). Iberdrola’s total net investment for the year was $6 billion (20 percent ).

Iberdrola, which operates in Spain, the United States, Brazil, Mexico, and the United Kingdom, had more than 29 gigawatts of installed capacity for renewable energy as of December 2018. Its key subsidiaries that are involved in the generation of renewable power include Iberdrola Renovables Energa, ScottishPower Renewable Energy, Avangrid Renewables, and Iberdrola Renovables Mexico.

8. General Electric Company 

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General Electric’s (GE) Power, Renewable Energy, and Lighting businesses each contributed $38.5 billion to the company’s overall revenue of $121.6 billion during the year. This represented 31.7 percent of GE’s total revenue. The corporation benefited from the contributions of its three divisions to the tune of $27.3 billion, $9.53 billion, and $1.7 billion, respectively.

The electricity business’ share of the company’s overall revenue fell by 22 percent, while the lighting business’ share fell by 11 percent during the same time period. The company’s revenue from its renewable energy business, on the other hand, climbed by 4% during the course of the year.

The GE Lighting division is responsible for the development of various lighting solutions, while the GE Power segment offers goods and services connected to the production of energy. The GE Renewable Energy business offers wind turbines and blades for onshore and offshore use, in addition to providing solutions for hydropower.

9. Siemens

Siemens reveals major changes at the top of both parent AG and Energy spinoff

In 2018, Siemens’ energy businesses, which include Power and Gas, Energy Management, and Siemens Gamesa Renewable Energy, contributed a total of $14.13 billion, $13.93 billion, and $10.36 billion, respectively, to the company’s overall consolidated revenue of $94.35 billion.

The Power and Gas segment, which supplies goods and solutions for the operation of fossil fuel and renewable power plants, had its overall orders go down by 14 percent, despite the fact that it saw a 14 percent increase in the number of individual orders it received.

In the Energy Management division, which is responsible for the provision of products related to power transmission and distribution, there was a 5 percent gain in revenue, but there was a 10 percent decline in orders. Siemens Gamesa Renewable Energy, which is in the business of providing wind power, reported a fall in income of 5 percent but an increase in orders of 8 percent.

10. E.ON 

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For the fiscal year that ended in September 2018, the multinational energy firm E.ON, which is headquartered in Germany and is privately owned, had revenues of $36.93 billion.

The company’s Energy Networks section was responsible for 29.5% of the total revenue generated during the period. This was followed by the Customer Solutions segment, which contributed 20%, and the Renewable segment, which contributed 3.3%. The non-core business of the company was responsible for 4% of the total revenue.

The renewable power facilities that E.ON operates around the world total more than 5GW. Through its subsidiary PreussenElektra, the company also runs a nuclear power industry in Germany. RWE’s acquisition of the renewable businesses of E.ON and Innogy was given the green light by the European Commission (EC) in February of 2019.

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