Solar Panels Companies and Manufacturers in the USA
A guide to the top suppliers, manufacturers, and distributors of solar panels in the USA, including the top featured solar panel suppliers on Thomas.
Here's more information about five of the biggest, best companies that make solar panels in the USA. The top five solar panel manufacturers in the U.S. are First Solar, Qcells, Canadian Solar, Illuminate USA, and T1 Energy. These companies produce high-performance solar panels for residential, commercial, and utility-scale installations.
Several key players are driving growth among solar panel manufacturers in the USA and expanding capacity for domestic modules during 2025. Canadian Solar is one of the top U.S. solar panel manufacturers, expanding its footprint amid shifting trade policy.
Silfab Solar stands out among the top solar panel manufacturers in USA for contractors seeking genuine solar panels made in the USA.
However, some U.S. solar panel manufacturers still rely on imported materials, which may face tariff-related cost increases. For installers, sourcing solar panels made in the USA still offers more stable pricing and eligibility for domestic-content tax incentives.
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