Top 20 Solar Power System Manufacturers in the
In 2025, the industry is more robust than ever, with American-made solar solutions gaining prominence not only domestically but also
First Solar, Hanwha Q Cells, Canadian Solar, T1 Energy, and Illuminate USA are the top 5 solar panel manufacturing companies in the US, ranked based on their production capacity in 2025. Are solar panels manufactured in the USA? Yes, solar panels are manufactured in the USA.
First Solar is the largest manufacturer of solar panels in the US with a production capacity of 10.6 GW as of June 2025. It has two manufacturing capacities in Ohio and Alabama. Check out the top solar panel manufacturers in the US, such as First Solar, Hanwha QCELLS, Canadian Solar, T1 Energy, and Illuminate USA.
Thomas has been North America's number one industrial sourcing platform for more than 125 years. On Thomasnet, you'll find more than 580 suppliers of solar panels in the USA. You can filter these companies by location, certifications, and more factors to easily find and connect with the right supplier for your needs.
*Some Made-in-America brands produce small quantities of solar panels through OEMs in the United States, and that list can be found in the tabs above. It would be unrealistic to allot the OEM's full gigawatt quantity to each brand, so capacity estimates are not provided.
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