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.
Qcells is the second-largest manufacturer of solar panels in the U.S., the second most-popular brand on the EnergySage marketplace, and one of the most popular residential solar panel manufacturers, American-made or otherwise. While Qcells is based in South Korea, the company recently opened a solar panel manufacturing plant in Georgia.
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.
Most homeowners save around $50,000 over 25 years Who are America's top solar manufacturers? Ohio-based First Solar is the largest manufacturer of solar panels in the U.S., producing about 25% more panels than the next-biggest American-made brand.
In 2025, Canadian Solar ranked #1 on the list of best solar panels for homes, further solidifying its reputation in the industry. Illuminate USA is an American company, but it operates as a joint venture between Invenergy, a U.S.-based energy company, and LONGi Solar, one of the largest solar manufacturers in China.
2. Maxeon Solar Technologies (Singapore/USA) With 93% of Mexico's module production capacity, Maxeon continues to expand its manufacturing presence in the country. Their premium Interdigitated Back Contact (IBC) technology commands premium prices in the commercial and residential segments.
Mexico's solar energy sector is experiencing rapid growth, driven by rising demand for clean energy and strong government support. As the country continues to embrace renewables, choosing the right solar panel manufacturer in Mexico has never been more crucial—whether you're a developer, distributor, or EPC contractor.
Gauss Energy (Mexico) As Mexico's leading domestic solar developer, Gauss Energy continues to pioneer large-scale projects with integrated storage solutions. Their Aura Solar III project (220MW with 80MWh storage) represents the country's most advanced solar-plus-storage facility, achieving 37% better grid utilization. 6. LONGi Solar (China)
Yes, the upfront cost of solar panels in Mexico might feel hefty, but the long-term rewards—lower bills, eco-friendly living, and energy independence—are hard to beat. With Mexico's year-round sunshine, solar is a natural fit for homes and businesses alike.
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