The Top 20 Solar Power System Manufacturers in the USA (2025)
By hqt
The solar power industry in the United States has undergone a transformative evolution over the past decade. With the global push towards sustainability and cleaner energy sources, the U.S. has emerged as a leading hub for solar technology innovation and manufacturing. This growth has been fueled by government incentives, rising environmental awareness, and substantial private investment. In 2025, the industry is more robust than ever, with American-made solar solutions gaining prominence not only domestically but also on the global stage.
Here is a comprehensive look at the top 20 solar power system manufacturers in the USA. These companies are setting benchmarks for innovation, production capacity, and contribution to a greener planet.
| Company Name | Website | Address | Contact Information |
|---|---|---|---|
| First Solar | firstsolar.com | 350 W Washington St, Suite 600, Tempe, AZ 85288 | +1 602-414-9300 (Contact) |
| Qcells USA | us.qcells.com | 300 Spectrum Center Dr, Suite 1250, Irvine, CA 92618 | +1 949-748-5996; usa-info@qcells.com (Contact) |
| Silfab Solar | silfabsolar.com | 1770 Port Dr, Burlington, WA 98233 | +1 360-569-4733; sales@silfabsolar.com (Contact) |
| Mission Solar Energy | missionsolar.com | 8303 S New Braunfels Ave, San Antonio, TX 78235 | +1 210-531-8600; info@missionsolar.com (Contact) |
| SunPower Corporation | us.sunpower.com | 3939 N First St, San Jose, CA 95134 | +1 408-240-5500 (Press) |
| Enphase Energy | enphase.com | 47281 Bayside Pkwy, Fremont, CA 94538 | Sales: +1 833-963-3820; Support: +1 877-797-4743 (Contact) |
| Tesla Energy | tesla.com/energy | 1 Tesla Rd, Austin, TX 78725 | +1 888-518-3752; energycustomersupport@tesla.com (Contact) |
| Suniva Inc. | suniva.com | 5765 Peachtree Industrial Blvd, Norcross, GA 30092 | +1 404-477-2700 |
| Heliene Inc. | heliene.com | 488 Allens Side Rd, Sault Ste. Marie, ON P6C 2L8, Canada | sales@heliene.com (Contact) |
| Auxin Solar | auxinsolar.com | 6835 Via Del Oro, San Jose, CA 95119 | +1 408-225-4380; salesusa@auxinsolar.com (Contact) |
| Crossroads Solar | crossroads-solar.com | 1901 N Bendix Dr, South Bend, IN 46628 | +1 607-759-1058; patrickregan@crossroads-solar.com (Contact) |
| Solar4America | solar4america.com | 4803 Urbani Ave, Sacramento, CA 95652 | +1 916-671-5606; pvsales@solar4america.com (Contact) |
| Grape Solar | grapesolar.com | 1305 S Bertelsen Rd, Eugene, OR 97402 | info@grapesolar.com |
| NextEra Energy | nexteraenergy.com | 700 Universe Blvd, Juno Beach, FL 33408 | +1 561-694-4000 |
| Sunrun Inc. | sunrun.com | 225 Bush St, 14th Floor, San Francisco, CA 94104 | +1 833-324-5886 |
| Sunnova Energy | sunnova.com | 20 Greenway Plaza, Suite 540, Houston, TX 77046 | +1 866-786-6682 |
| Complete Solaria | completesolaria.com | 1250 Borregas Ave, Sunnyvale, CA 94089 | +1 888-467-6527 |
| Trina Solar U.S. | trinasolar.com | 100 Century Center Ct, Suite 420, San Jose, CA 95112 | +1 408-961-2990 |
| Canadian Solar U.S. | canadiansolar.com | 3000 Oak Rd, Suite 400, Walnut Creek, CA 94597 | +1 888-998-7739 |
| JinkoSolar U.S. | jinkosolar.com | 9999 E Roosevelt Blvd, Jacksonville, FL 32244 | +1 904-379-9400 |
1. First Solar
Headquartered in Tempe, Arizona, First Solar is a trailblazer in thin-film photovoltaic (PV) module manufacturing. Their Cadmium Telluride (CdTe) technology offers high energy yield in real-world conditions and is a favorite for utility-scale solar projects. First Solar’s strong focus on sustainability and recycling also places them ahead in environmental responsibility.
2. Qcells USA (Hanwha Q CELLS)
Although a subsidiary of a South Korean conglomerate, Qcells has a massive manufacturing footprint in Dalton, Georgia. Qcells USA produces high-efficiency silicon-based modules and has been pivotal in making solar more accessible to residential and commercial sectors.
3. Silfab Solar
With manufacturing operations in Washington State and Ontario, Silfab Solar is a North American leader in monocrystalline PV module production. The company is renowned for its high-quality, high-efficiency solar panels tailored for residential and commercial applications.
4. Mission Solar Energy
San Antonio, Texas, is home to Mission Solar, known for its American-built solar panels that withstand harsh environmental conditions. Their modules are a popular choice for projects in areas prone to high wind, hail, and extreme temperatures.
5. SunPower Corporation
SunPower has long been recognized for producing some of the highest-efficiency solar panels in the market. Based in California, they offer integrated solutions including solar panels, batteries, and monitoring software, mainly for residential and commercial customers.
6. Enphase Energy
Enphase Energy has revolutionized solar installations with their microinverter technology. Headquartered in Fremont, California, Enphase also offers energy storage systems and is a key player in the residential solar sector.
7. Tesla Energy
A household name, Tesla has expanded from electric vehicles into solar power through Tesla Energy. They offer conventional solar panels and the innovative Solar Roof, complemented by their Powerwall energy storage system.
8. Suniva Inc.
Atlanta-based Suniva focuses on high-efficiency monocrystalline silicon cells and modules. They advocate for American-made solar and have been at the center of U.S. trade policy discussions on solar imports.
9. Heliene Inc.
With production facilities in Minnesota and Ontario, Heliene manufactures PV modules designed for durability and high performance. They are a preferred supplier for projects requiring domestic content under federal procurement rules.
10. Auxin Solar
Operating out of California, Auxin Solar is one of the few manufacturers producing solar modules entirely in the United States. They are known for their advocacy for fair trade and have been involved in policy debates concerning solar tariffs.
11. Crossroads Solar
Crossroads Solar stands out not just for its products but also for its mission. Based in Indiana, they employ formerly incarcerated individuals, combining social impact with renewable energy manufacturing.
12. Solar4America
With facilities in Nevada, Solar4America manufactures a wide array of solar modules for residential, commercial, and industrial applications. Their products are known for reliability and cost-effectiveness.
13. Grape Solar
Based in Eugene, Oregon, Grape Solar offers solar panel kits and modules aimed at the DIY market. They cater to homeowners looking for off-grid and grid-tied systems that are simple to install and operate.
14. NextEra Energy
Primarily a utility company, NextEra Energy is a major force in large-scale solar energy development. They own and operate several gigawatts of solar capacity and are investing heavily in solar infrastructure.
15. Sunrun Inc.
Sunrun specializes in residential solar solutions through leasing, power purchase agreements (PPAs), and direct sales. Their comprehensive solar-plus-storage offerings make them a leading installer and energy service provider.
16. Sunnova Energy International
Headquartered in Houston, Sunnova provides solar and battery storage services to homeowners across the U.S. They focus on financing and service contracts, making solar accessible without large upfront costs.
17. Complete Solaria
A merger between Complete Solar and Solaria led to the creation of Complete Solaria. The company focuses on premium solar panel solutions and integrated energy systems for residential markets.
18. Trina Solar U.S.
Though a Chinese-headquartered company, Trina Solar has invested in U.S. manufacturing to comply with domestic content requirements. Their U.S. division supplies high-efficiency modules for multiple sectors.
19. Canadian Solar U.S.
Canadian Solar operates U.S.-based facilities to serve North American markets with locally produced solar modules. They offer solutions for residential, commercial, and utility-scale applications.
20. JinkoSolar U.S.
JinkoSolar, another global giant with U.S. operations, produces solar panels in Jacksonville, Florida. Their presence in the U.S. enhances local supply chains and supports domestic job creation.
The Future of U.S. Solar Manufacturing
The landscape of solar manufacturing in the U.S. is vibrant and evolving. With federal legislation such as the Inflation Reduction Act incentivizing domestic production and clean energy adoption, the market is poised for further growth. Moreover, as international tensions affect global supply chains, companies are increasingly valuing U.S.-based manufacturing for its reliability and policy support.
