The company has produced solar equipment for a minimum of 3 years. Exceptions are made if the company previously produced solar equipment under a different name or brand.
A minimum of 30 customer-generated reviews at SolarReviews with a rating of at least 4.50 out of 5.00 stars.
A minimum of 5 reviews within the past 12 months.
The manufacturer must have an office in the United States.
The company must remain a member of SolarReviews.