Updated 11/23/2021
Many local utilities and retail energy companies are owned and operated by massive global energy corporations. Retail providers like the ones listed below often purchase local utilities or smaller retail suppliers to make sure that customers are receiving the best electric service on the market. Following are the top 10 largest energy providers in the world based on market capitalization*.
| Energy Provider | Market Cap (in billions USD) | Based in: | U.S. Customers (in millions) | Global Customers (in millions) |
|---|---|---|---|---|
| Enel Energy | $89.95 | Italy | N/A | 70.0 |
| EDF | $79.86 | France | N/A | 40.0 |
| Engie | $67.3 | France | N/A | 24.0 |
| E.ON | $46.45 | Germany | N/A | 50.0 |
| Iberdrola | $40.81 | Spain | 4.1 | 34.0 |
| Exelon Corp | $34.44 | United States | 10.0 | N/A |
| General Electric | $33.96 | United States | N/A | N/A |
| The Kansai Electric Power Co | $29.79 | Japan | N/A | 13.0 |
| Chubu Electric Power Co | $27.34 | Japan | N/A | 16.0 |
| Southern Company | $21.42 | United States | 9.0 | N/A |
Source: Yahoo! Finance
Enel Energy is headquartered in Rome, Italy, and is the largest energy provider in the world with roughly 70 million customers and an almost $90 billion market cap. Enel Energy operates across 37 countries and 5 continents.
Electricite de France – also known as EDF – is the second-largest global energy provider and is headquartered in France. This provider has a market capitalization of $79.86 billion and generated 501.9 TWh of electricity in 2020. EDF serves almost 40 million customers across the world.
Engie is headquartered in France and has a market cap of $67.3 billion. The provider operates across 17 countries and serves 24 million customers globally. There are 160,000 Engie employees and aims to become a leader in the zero-carbon energy transition.
E.ON is the fourth-largest energy company in the world and one of the largest providers in Europe with a market cap of $46.45 billion. E.ON is headquartered in Essen, Germany, and serves 50 million global customers. This provider maintains 1.60 million kilometers of energy networks across Europe.
Headquartered in Bilbao, Spain, Iberdrola is the world’s fifth-largest energy company. It has a market capitalization of $40.81 billion and a customer base of 34 million globally with more than 4 million in the United States.
*Market Capitalization is a figure representing the value of a company based on the calculation of outstanding company shares multiplied by the current market price of one share.