Renewable energy in the United States is no longer about big wind farms and solar panels. The industry now covers utility-scale power generation, solar panels on rooftops storing energy in batteries making products, managing energy and providing infrastructure support. This has made room for companies with different ways of doing business to work in the same clean-energy market.
For this list of the 10 renewable energy companies in the United States the ranking looks at a mix of things including how much each company is present in the U.S. Market how big their business is, how much they do in renewable energy what kind of technology they use, how much power they can generate and how important each company is to the American clean-energy industry. It is not a ranking of which company is the best.
The list has some known companies such as NextEra Energy and First Solar but it also has companies that work in the background. Nextracker for example provides tracking systems while Enphase works on small inverters, batteries and managing energy. Fluence mainly focuses on storing amounts of energy.
Numbers about money are based on the recent full-year results that were made public by September 2026. For companies that have financial years the correct year is clearly stated.
1. NextEra Energy
NextEra Energy is one of the companies in the American power industry and renewable energy plays a big role in its operations through its Energy Resources. The company began with the founding of Florida Power & Light in 1925.
| Information | Details |
|---|---|
| Founded | 1925, through Florida Power & Light’s origins |
| Headquarters | Juno Beach, Florida |
| FY2025 Revenue | $27.4 billion |
| FY2025 Net Income | $5.3 billion |
| Main Products/Services | Electricity generation, wind, solar, battery storage, and utility services |
Its portfolio includes wind and solar projects, well as battery storage systems. NextEra also runs Florida Power & Light so not all of its income comes from energy sources. In its 2025 filing the company reported revenue of around $27.4 billion and net income of $5.3 billion.
The size of NextEra Energy is what helps it rank near the top of this list. It brings together a regulated utility business and a strong renewable-generation platform.
2. First Solar
First Solar follows a path more than most power producers. By selling electricity it builds solar technology used in big solar projects. The company was formed in 1999. Is based in Tempe, Arizona.
| Information | Details |
|---|---|
| Founded | 1999 |
| Headquarters | Tempe, Arizona |
| FY2025 Revenue | $5.22 billion in net sales |
| FY2025 Net Income | $1.53 billion |
| Main Products/Services | Thin-film solar modules and photovoltaic technology |
Its film photovoltaic technology defines much of its brand identity. In 2025 First Solar sold a record 17.5 GW of modules and recorded net sales of about $5.2 billion. Net income for the year came to $1.53 billion.
First Solar stands out because it is one of the major solar manufacturers headquartered in the United States. Its business directly connects manufacturing with the rising need for utility-scale solar projects in America.
3. AES
AES started in 1981 as an energy consulting firm founded by Roger Sant and Dennis Bakke. Over time it expanded into an energy company with operations in multiple markets.
| Information | Details |
|---|---|
| Founded | 1981 |
| Headquarters | Arlington, Virginia |
| FY2025 Revenue | $12.23 billion |
| FY2025 Net Income | Reported in company financial statements |
| Main Products/Services | Solar, wind, battery storage, electricity generation, and energy infrastructure |
In the United States AES Clean Energy focuses on developing and operating solar, wind and battery-storage projects. The company’s U.S. Clean-energy portfolio gives it a presence in the renewable project-development field.
For 2025 AES reported revenue of $12.23 billion. This number includes all of the company’s energy activities, not renewable operations so it should not be seen as purely renewable energy revenue.
This difference matters because AES manages a range of energy infrastructure types.
4. Clearway Energy
Clearway Energy is more focused on owning and running energy assets than making equipment. Its mix includes projects along with traditional power assets.
| Information | Details |
|---|---|
| Founded | 2012 |
| Headquarters | Princeton, New Jersey |
| FY2025 Operating Revenue | $1.43 billion |
| FY2025 Net Income Attributable to Clearway Energy | $169 million |
| Main Products/Services | Solar, wind, natural gas, and energy infrastructure |
The company was incorporated in Delaware in December 2012. Has its main offices in Princeton, New Jersey.
In 2025 Clearway reported $1.43 billion in operating revenues. The company had a net loss due to non-controlling interests while net income attributable to Clearway Energy, Inc. It was $169 million.
Clearway’s model relies heavily on long-term contracts for energy assets. Its renewable offerings include wind and solar projects. Its broader portfolio also includes other forms of power generation.
5. Enphase Energy
Enphase Energy shows how a company can support energy without being a traditional generator. It creates microinverter-based systems that convert and manage electricity from solar panels.
| Information | Details |
|---|---|
| Founded | 2006 |
| Headquarters | Fremont, California |
| FY2025 Revenue | $1.47 billion |
| FY2025 Net Income | $172.1 million |
| Main Products/Services | Solar microinverters, batteries, and energy management systems |
The company was founded in California in 2006 by Raghu Belur and Martin Fornage. Its headquarters are in Fremont.
In 2025 Enphase reported revenue of about $1.47 billion and GAAP net income of $172.1 million. It also shipped 6.4 million microinverters and 706.1 MWh of batteries during the year.
For home users and installers Enphase is better known for the technology behind systems than for owning large solar farms.
6. Nextracker
Solar panels need to be placed right to catch sunlight well, especially in big solar farms. Nextracker helps with that by making tracking technology.
| Information | Details |
|---|---|
| Founded | 2013 |
| Headquarters | Fremont, California |
| FY2025 Revenue | $2.96 billion |
| FY2025 Net Income | $517.2 million |
| Main Products/Services | Solar tracking systems and related technology |
The company started in 2013. Is based in the San Francisco Bay Area. Its 2025 sustainability report shows it ships products over the world and has a big share in U.S. Solar projects.
For the year ending March 31 2025 Nextracker made $2.96 billion in revenue and earned $517.2 million in net income. 69% Of that revenue came from products shipped to solar projects in the U.S.
That strong U.S. presence makes Nextracker a key player in America’s solar supply chain.
7. Sunrun
Sunrun works in the part of energy that most people see every day: rooftop solar on homes. The company began in 2007. Helped create the solar-as-a-service model for U.S. Homes.
| Information | Details |
|---|---|
| Founded | 2007 |
| Headquarters | San Francisco, California |
| FY2025 Revenue | $2.96 billion |
| FY2025 Net Income Attributable to Common Stockholders | $449.9 million |
| Main Products/Services | Residential solar, home batteries, and energy services |
By asking homeowners to buy a full solar system upfront Sunrun offers long-term agreements. It also installs battery storage. Takes care of the solar systems for the life of the agreement.
In 2025 Sunrun brought in $2.957 billion in revenue. Net income for stockholders was $449.9 million, which is a big improvement from the losses in the two years before.
Its focus on homes sets it apart from companies that build solar farms.
8. Ameresco
Ameresco doesn’t focus on one type of renewable energy. It works across energy infrastructure. Helps public and private groups use energy more efficiently.
| Information | Details |
|---|---|
| Founded | 2000 |
| Headquarters | Framingham, Massachusetts |
| FY2025 Revenue | $1.93 billion |
| FY2025 Net Income | $56.7 million |
| Main Products/Services | Energy infrastructure, solar, renewable energy, energy efficiency, and storage |
The company was set up as a Delaware corporation in 2000. Is based in Framingham, Massachusetts.
In 2025 Ameresco earned about $1.93 billion in revenue. Its net income was $56.7 million and net income for shareholders was $44.3 million.
Its projects include government buildings, utilities, schools, hospitals and businesses. This puts Ameresco in the part of the energy shift. Upgrading old systems to be more efficient.
9. Fluence Energy
Fluence Energy Renewable power isn’t about making electricity. It’s also about storing it because solar and wind don’t produce power all the time. Fluence works in that area.
| Information | Details |
|---|---|
| Founded | 2018 |
| Headquarters | Arlington, Virginia |
| FY2025 Revenue | $2.26 billion |
| FY2025 Net Loss | $68.0 million |
| Main Products/Services | Battery energy storage, energy-management software, and grid services |
The company builds battery storage systems, digital energy management tools and services to help power grids handle changes in supply. Its headquarters are in Arlington, Virginia.
For 2025 Fluence had total revenue of about $2.26 billion.. It also reported a net loss of around $68 million.
That mix of revenue and a loss shows that size alone doesn’t tell the whole story in the renewable energy world.
10. Array Technologies
Array Technologies has been making trackers for many years. It started in 1989. Is based in Albuquerque. The company supplies tracking systems for solar farms.
| Information | Details |
|---|---|
| Founded | 1989 |
| Headquarters | Albuquerque, New Mexico |
| FY2025 Revenue | $1.28 billion |
| FY2025 Net Loss to Common Shareholders | $112 million |
| Main Products/Services | Solar tracking systems and solar project equipment |
Its trackers let solar panels move with the sun during the day. That means Array Technologies is part of the equipment side of renewables, not a power producer.
In 2025 Array Technologies had revenue of $1.284 billion up from $915.8 million, in 2024.. It lost $112 million for the year showing a loss to common shareholders.
Its business shows that when a company’s own profits go up and down it can still grow because of the rising number of solar installations.
Top 10 Renewable Energy Companies in USA: Comparison
| Rank | Company | Founded | Latest Revenue | Main Products/Services |
| 1 | NextEra Energy | 1925* | $27.41B, FY2025 | Electricity, wind, solar, storage |
| 2 | First Solar | 1999 | $5.22B, FY2025 | Solar PV modules |
| 3 | AES | 1981 | $12.23B, FY2025 | Solar, wind, storage, power |
| 4 | Clearway Energy | 2012 | $1.43B, FY2025 | Solar, wind, power assets |
| 5 | Enphase Energy | 2006 | $1.47B, FY2025 | Microinverters, batteries |
| 6 | Nextracker | 2013 | $2.96B, FY2025** | Solar trackers |
| 7 | Sunrun | 2007 | $2.96B, FY2025 | Residential solar, batteries |
| 8 | Ameresco | 2000 | $1.93B, FY2025 | Energy infrastructure, renewables |
| 9 | Fluence Energy | 2018 | $2.26B, FY2025*** | Battery storage, software |
| 10 | Array Technologies | 1989 | $1.28B, FY2025 | Solar tracking systems |
What Should You Look For in a Renewable Energy Company?
The right company to follow depends on what part of the renewable-energy industry interests you. Some businesses generate electricity from wind and solar while others manufacture equipment or provide the technology needed to operate projects.
For manufacturing companies such as First Solar are directly connected to panel production. Enphase and Nextracker sit further along the technology and equipment chain. Sunrun focuses on customers while Fluence is more closely linked to large-scale energy storage.
Financial figures can also tell a story. Revenue shows the size of a business but profit, debt, project pipeline and the type of contracts it holds can provide context. For this reason comparing companies by revenue can give an incomplete picture.
Conclusion
The renewable energy industry in the USA includes more than companies that simply build solar farms or wind turbines. The sector also depends on manufacturers, storage providers, software companies, residential installers and infrastructure specialists.
The companies on this list represent parts of that wider ecosystem. Some are power producers while others work behind the scenes to make renewable electricity easier to generate, store and manage. Their financial results also vary, showing that scale and profitability are not always the thing.
For readers following the clean-energy market, understanding what each company does can be more useful than simply looking at its size.
FAQs
1. What are the top renewable energy companies in the USA?
Some renewable-energy companies active in the USA include NextEra Energy, First Solar, AES, Clearway Energy, Enphase Energy, Nextracker, Sunrun, Ameresco, Fluence Energy, and Array Technologies. These companies do not all follow the same business model, with some generating electricity while others supply renewable-energy equipment or services.
2. Which renewable energy company is the largest in the USA?
There isn’t one measure for determining the largest renewable-energy company. NextEra Energy is one of the major U.S. energy companies and has a substantial renewable-generation business through NextEra Energy Resources. However, its total revenue also includes utility operations, so it should not be compared directly with a pure-play solar manufacturer.
3. Which companies make panels in the USA?
First Solar is a U.S.-headquartered solar manufacturer that produces photovoltaic modules using thin-film technology. The company has manufacturing operations in the United States. Its reported 2025 net sales were $5.22 billion, although that figure represents the company’s overall sales rather than revenue from one individual U.S. factory.
4. Which companies work in energy storage?
Several companies on the list have connections with energy storage. Enphase provides battery systems for customers, while Fluence focuses heavily on large-scale battery storage and grid applications. Sunrun also combines solar systems with home battery storage, giving customers another way to use solar power beyond the hours when panels are generating electricity.
5. Is NextEra Energy a renewable energy company?
NextEra Energy has both a utility business and an energy resources business. Its renewable activities include wind and solar generation, but its overall financial results cover the wider company. This is why NextEra’s $27.4 billion in 2025 revenue should not be described as renewable-energy revenue.
6. What does Nextracker do?
Nextracker supplies solar-tracking systems used in solar projects. These systems allow solar panels to move with the sun during the day. The company reported $2.96 billion in revenue for the fiscal year ended March 31, 2025, with 69% of revenue based on U.S. project locations.
7. Which renewable energy companies focus on homes?
Sunrun and Enphase have strong connections to residential solar. Sunrun provides home battery systems and manages customer energy systems through long-term agreements. Enphase supplies microinverters, batteries, and energy-management technology that can be used in solar installations.
8. Are renewable energy companies profitable?
Some renewable-energy companies are profitable, while others report losses in certain years. First Solar, Enphase, and Nextracker reported net income in their latest reported years, while Fluence and Array Technologies reported losses. Renewable-energy businesses can have different cost structures, project cycles, and investment requirements, so profitability varies from company to company.
9. Which companies work with battery storage?
Battery storage is becoming an important part of the renewable-energy industry. Fluence focuses heavily on utility-scale storage and energy-management software. Enphase provides batteries for solar systems, while AES, Clearway, and Sunrun also have storage activities within their broader energy businesses.
10. Why are there different types of companies on a renewable-energy list?
Renewable energy is an industry rather than a single product. A solar farm developer, panel manufacturer, battery company, and solar-tracking supplier can all benefit from growth in clean-energy demand. Looking at the broader supply chain provides a clearer picture of how renewable power is produced, stored, and delivered.
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