What Companies Are in the Public Utilities Field

The public utility field is an essential part of our daily lives, providing vital services such as electricity, gas, water, and telecommunications. In this blog post, we’ll take a look at 10 of the companies that are currently involved in the public utilities sector. 

We’ll discuss their operations, products, and services, as well as their impact on the industry and the general public. With this information, you can gain a better understanding of the public utilities sector and its importance in our lives. So let’s get started!

1) Duke Energy

Duke Energy is one of the largest energy companies in the United States. They serve more than 7.7 million customers in six states, providing electric and gas services. Their focus is on clean and renewable energy, and they have a goal to reduce carbon emissions by 40% by 2030.

Headquartered in Charlotte, North Carolina, Duke Energy has a diverse mix of generation resources, including nuclear, natural gas, solar, and wind. They are committed to investing in new technology to increase efficiency and reliability for their customers.

One notable project from Duke Energy is the Catawba Nuclear Station in South Carolina. This station provides reliable, carbon-free energy to customers and has been operational for over 30 years. Additionally, Duke Energy has invested heavily in solar energy, including the largest solar project in North Carolina.

Overall, Duke Energy is a leader in the public utilities field, with a commitment to innovation and sustainability. They continue to provide reliable, affordable, and clean energy to millions of customers.

2) American Electric Power

American Electric Power, also known as AEP, is a major player in the public utilities field. Based in Ohio, AEP serves over 5 million customers in 11 states. The company generates and distributes electricity to residential, commercial, and industrial customers.

AEP has been in business for over a century and has adapted to changes in the industry over time. In recent years, AEP has invested heavily in renewable energy sources, with the goal of reducing carbon emissions and transitioning to a cleaner energy mix.

AEP has also been recognized for its commitment to sustainability and corporate responsibility. In 2020, AEP was named to the Dow Jones Sustainability North America Index for the 14th consecutive year, which recognizes companies for their environmental, social, and governance performance.

Overall, American Electric Power is an important player in the public utilities field, with a focus on sustainability and providing reliable energy to customers.

Read Also: What Companies Are in The Consumer Services Field

3) Southern Company

Southern Company is one of the largest electric utility companies in the United States. The company is based in Atlanta, Georgia, and serves customers in Alabama, Florida, Georgia, and Mississippi. 

Southern Company operates more than 46,000 megawatts of generating capacity, including coal, natural gas, nuclear, hydroelectric, and renewable energy sources. The company’s subsidiaries include Alabama Power, Georgia Power, Gulf Power, and Mississippi Power.

In addition to generating electricity, Southern Company also owns and operates the largest electric transmission system in the Southeast. The company is also involved in energy research and development, with a focus on developing new technologies to improve energy efficiency and reduce greenhouse gas emissions.

Southern Company is committed to sustainable practices and has set ambitious goals for reducing its carbon footprint. The company aims to reduce its carbon emissions by 50% below 2007 levels by 2030 and achieve net-zero carbon emissions by 2050.

Overall, Southern Company is an industry leader in the public utilities field, providing reliable and affordable electricity to millions of customers while also working to promote sustainability and reduce environmental impacts.

4) NextEra Energy

NextEra Energy is one of the largest public utilities companies in the United States, providing electricity to over 5 million customers across 27 states. The company was founded in 1925 as the FPL Group and is headquartered in Juno Beach, Florida. 

NextEra Energy operates through two subsidiaries: Florida Power & Light (FPL) and NextEra Energy Resources. FPL is the largest electric utility in Florida and serves over 5 million customer accounts. It is also the third-largest utility in the United States, based on retail electricity sales. NextEra Energy Resources is a clean energy company that generates electricity from wind, solar, and natural gas sources.

NextEra Energy has made significant investments in renewable energy in recent years, and it is the world’s largest producer of wind and solar energy. The company aims to continue expanding its renewable energy portfolio in the coming years, with a goal of reducing its carbon dioxide emissions by 65% by 2025, compared to 2005 levels.

In addition to its renewable energy investments, NextEra Energy has also made strides in improving the efficiency of its fossil fuel-based power plants. 

The company has reduced its carbon dioxide emissions by over 30% since 2001, and it has a goal of reducing its total fossil fuel emissions by 67% by 2025, compared to 2001 levels.

Overall, NextEra Energy is a major player in the public utilities field, with a strong focus on renewable energy and a commitment to reducing its carbon footprint.

5) Dominion Resources

Dominion Resources is a power and energy company based in Richmond, Virginia. Founded in 1983, the company provides electricity and natural gas services to more than 7 million customers across 18 states. Dominion Resources is also one of the largest producers of energy in the United States, generating enough power to serve 5.3 million homes annually.

In addition to its power generation and distribution services, Dominion Resources has also invested in renewable energy, with a goal of adding 3,000 megawatts of renewable energy capacity by 2025. The company has already invested in several wind and solar projects and plans to continue expanding its renewable energy portfolio.

Dominion Resources has faced some controversy in recent years due to its involvement in the Atlantic Coast Pipeline, a proposed 600-mile natural gas pipeline that would run through Virginia, West Virginia, and North Carolina. The project has faced opposition from environmental groups and some local communities, who are concerned about the potential impact on the environment and local ecosystems.

Despite these challenges, Dominion Resources remains a major player in the public utilities field, with a commitment to providing reliable, affordable energy services to customers across the United States.

6) Xcel Energy

Xcel Energy is a public utility company that provides electricity and natural gas to customers in eight states across the Western and Midwestern regions of the United States. With its headquarters in Minneapolis, Minnesota, Xcel Energy is the largest provider of wind energy in the country and has committed to being 100% carbon-free by 2050.

Xcel Energy has approximately 3.7 million electric customers and 2.1 million natural gas customers. The company has a diverse mix of energy resources, including natural gas, nuclear, coal, hydroelectric, and renewable energy. In addition to its wind power projects, Xcel Energy is also investing in solar energy and battery storage to help improve its environmental impact and provide clean energy to its customers.

As a public utility company, Xcel Energy is regulated by state and federal agencies to ensure that it operates in the best interest of its customers and communities. The company is committed to providing reliable, affordable, and sustainable energy solutions, and has received numerous awards and recognitions for its efforts in these areas.

Xcel Energy also prioritizes community involvement and has a strong commitment to giving back to the communities it serves. Through its foundation, the Xcel Energy Foundation, the company has donated millions of dollars to support education, the environment, and other charitable causes.

Overall, Xcel Energy is a leading public utility company that is dedicated to providing clean, affordable energy to its customers while also giving back to the communities it serves.

7) FirstEnergy

FirstEnergy is a public utility holding company based in Akron, Ohio, serving over 6 million customers in Ohio, Pennsylvania, and New Jersey. The company operates in four segments: Regulated Distribution, Regulated Transmission, Competitive Energy Services, and Corporate/Other. 

FirstEnergy’s Regulated Distribution segment is responsible for the distribution of electricity to retail customers in Ohio, Pennsylvania, and New Jersey. The Regulated Transmission segment is responsible for the transmission of electricity from power plants to distribution facilities. The Competitive Energy Services segment supplies electricity to retail customers in Ohio, 

Pennsylvania, New Jersey, Maryland, Michigan, and Illinois. The Corporate/Other segment includes corporate expenses and income and expenses related to FirstEnergy’s non-regulated businesses.

FirstEnergy is committed to environmental sustainability and is implementing initiatives to reduce carbon emissions. The company is also focused on investing in technology to enhance grid reliability and resilience. 

In addition to their commitment to sustainability, FirstEnergy is also actively involved in giving back to their communities through charitable contributions and volunteerism. The FirstEnergy Foundation has donated over $250 million to support nonprofit organizations, including those that focus on education, the environment, and social services.

Overall, FirstEnergy is a major player in the public utilities field, with a strong commitment to sustainability and community involvement.

8) AEP Texas

AEP Texas is a subsidiary of American Electric Power (AEP) and serves customers in the southern part of Texas. AEP Texas has over 1 million customers and operates more than 31,000 miles of distribution lines and 2,600 miles of transmission lines. AEP Texas is dedicated to providing reliable electricity to its customers and ensuring that its infrastructure is up to date. 

AEP Texas is also committed to the environment and is focused on reducing its carbon footprint. In 2019, AEP Texas announced plans to build a 345-kV transmission line that will help bring more renewable energy to the state of Texas. 

AEP Texas is also active in the community and is involved in several programs to help improve the lives of its customers. One such program is the Neighbor-to-Neighbor program, which provides financial assistance to customers who are struggling to pay their energy bills.

Overall, AEP Texas is a company that is dedicated to providing reliable energy to its customers while also being environmentally conscious and active in the community.


PSEG, or Public Service Enterprise Group, is a publicly traded energy company based in Newark, New Jersey. The company provides electricity and natural gas to over 2.3 million customers in New Jersey and serves as the parent company for several subsidiaries in the energy industry.

PSEG’s subsidiaries include PSEG Power, which operates several power plants and generates electricity, and PSE&G, which is responsible for distributing electricity and natural gas to customers. The company also has a stake in offshore wind energy, with plans to develop the Ocean Wind project off the coast of New Jersey.

In addition to its energy services, PSEG is committed to sustainability and reducing its carbon footprint. The company has set a goal of achieving net-zero emissions by 2050 and has invested in renewable energy projects and energy efficiency initiatives.

PSEG is recognized for its commitment to corporate social responsibility and was named to the Dow Jones Sustainability Index for North America in 2020. The company has also been recognized for its diversity and inclusion efforts and was named Best Place to Work for LGBTQ Equality by the Human Rights Campaign Foundation.

Overall, PSEG is a leader in the energy industry and is committed to providing reliable and sustainable energy to its customers while also making a positive impact in its communities.

10) National Grid

National Grid is a multinational electricity and gas utility company that operates in the UK and the US. Founded in 1990, National Grid is headquartered in London, UK, and has operations in New York, Massachusetts, and Rhode Island in the US. The company is responsible for delivering gas and electricity to millions of customers and operates over 4,500 miles of natural gas pipelines and more than 10,000 miles of high-voltage electric transmission lines. 

National Grid is committed to reducing its carbon emissions and has set ambitious targets to achieve net zero by 2050. The company also invests in renewable energy, including offshore wind farms, and supports the development of electric vehicle infrastructure. National Grid is a crucial player in the public utilities sector, delivering reliable and sustainable energy to communities across the UK and the US.


In conclusion, the public utilities field encompasses a wide range of companies that provide essential services to the public. These companies play a crucial role in delivering electricity, water, natural gas, telecommunications, and other vital services to individuals, businesses, and communities.

Public utilities are often regulated to ensure fair pricing, reliable service, and adherence to environmental and safety standards. They are subject to oversight by government agencies or regulatory bodies to protect the interests of consumers and promote the overall well-being of society.

Some well-known companies in the public utilities field include energy providers like Duke Energy, Exelon Corporation, and NextEra Energy, which are involved in generating and distributing electricity. Water and wastewater companies such as American Water Works and Veolia Environnement focus on delivering clean water and managing wastewater treatment systems.

Telecommunications companies like AT&T and Verizon Communications provide essential services in the form of telephone, internet, and television connectivity. Additionally, there are companies involved in natural gas distribution, renewable energy production, waste management, and more, all contributing to the infrastructure and services that support modern living.

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