G3 Solar Reviews

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About G3 Solar

This profile has not been claimed by the company. See reviews below to learn more or submit your own review.

G3 Solar specializes in residential and commercial solar installation, solar storage, solar financing and roofing. It offers products from Trina Solar and Lithion's HomeGrid. Service areas extend across parts of Arizona, Colorado, Kansas, Kentucky, Idaho, Missouri, Nevada, North Carolina, Ohio, South Carolina, Texas, Utah and Wyoming.

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G3 Solar Reviews

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    How do I know I can trust these reviews about G3 Solar?
    • 4,807,863 reviews on ConsumerAffairs are verified.
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    • We use intelligent software that helps us maintain the integrity of reviews.
    • Our moderators read all reviews to verify quality and helpfulness.
    Page 1 Reviews 0 - 10
    Customer Service

    Reviewed Sept. 18, 2025

    Stay away from G3 Solar. They are the worst. Took almost a year to install my system and now I am having leaks in my roof from under the Solar cells causing mold on my ceiling. They will not return my phone calls too for warranty service.

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    Customer ServiceRefunds & PayoutsMaintenanceStaffHonesty & Transparency

    Reviewed July 12, 2025

    Absolutely the most unprofessional company I have ever dealt with. Almost two years ago we signed up with them. Promises were made and broken. I have not been able to get anyone back to our house to finish the install. It has been a year. Emails and messages are left unanswered. It has been an awful experience and the worst part is we are paying for a system that is not operating as it should. It has honestly been the worst financial decision we have ever made. My advice, Stay away from G3 Solar. They are a terrible company. The only reason they get one star is because that is my only option. I wish they had a negative star option.

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      Customer ServiceTechPunctuality & SpeedMaintenanceStaffFollow-Through

      Reviewed July 10, 2025

      Where do I even begin with the monumental failure that is G3 Solar? If I could give them zero stars, I absolutely would. My experience with them has been a two-year saga of incompetence, broken promises, and outright abandonment, leaving me with a faulty solar system and a mountain of frustration. From day one, half of my solar panels have failed to consistently generate energy. You'd think a company specializing in solar would ensure their installations actually work, but apparently, that's too much to ask of G3 Solar. What followed was a glacial pace of "resolutions." For two years since the installation, I've been subjected to their agonizingly slow process of doing "small thing after small thing," none of which ever truly addressed the core problem.

      The absolute worst part? Their recent behavior. After five grueling months of fighting just to get a technician to my property, they finally dispatched someone. And then, the ultimate betrayal: they stopped responding to my emails entirely. They've completely ghosted me, leaving me high and dry with a non-functioning system.

      Out of desperation, I was forced to seek help from another solar company. The difference was night and day. This new company immediately sent technicians out, and guess what they found? The installation was faulty, with too many panels tied together on one section. This fundamental error is a direct result of G3 Solar's shoddy workmanship.

      To add insult to injury, my contract clearly states a 10-year labor installation warranty. What good is a warranty if the company refuses to honor it and won't even respond to their customers? Save yourself the headache, the financial drain, and the endless frustration. DO NOT choose G3 Solar for your solar installation needs. They are an absolute nightmare, and their lack of professionalism and commitment to their customers is appalling. You'll be left with a broken system and no support.

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        G3 Solar service areas

        G3 Solar covers 13 different states:

        • Arizona
        • Colorado
        • Idaho
        • Kansas
        • Kentucky
        • Missouri
        • Nevada
        • North Carolina
        • Ohio
        • South Carolina
        • Texas
        • Utah
        • Wyoming

        Average solar cost by service area

        Solar panel costs vary based on your location and other factors. The map below shows average overall prices in G3 Solar’s service areas to give you a general idea of what to expect. Your specific energy needs, panel efficiency and other variables could make your costs higher or lower than these averages.

        Average solar panel cost by state

        Note: Costs in this table are average costs for the state and do not represent specific company pricing. "Average cost after ITC” reflects the cost after receiving the full 30% solar investment tax credit (ITC). “Estimated net savings” is the average amount residents in that state will save on electricity over 25 years, including their cost of installing a solar energy system.

        Solar panel cost by state
        Solar incentives by state

        Equipment brands sold by G3 Solar

        As a solar installer, G3 Solar does not manufacture its own equipment. Instead, the company offers equipment from the following brands:

        • Lithion's HomeGrid
        • Trina Solar

        FAQ

        What payment options does G3 Solar offer?

        You can buy products and services from G3 Solar with cash, leases, loans or purchase power agreements.

        When was G3 Solar founded?

        G3 Solar was founded in 2017.

        How G3 Solar compares

        Compare G3 Solar on customer reviews, availability and payment options below. Read our guide to finding the best solar energy company for more.

        G3 Solar Company Information

        Company Name:
        G3 Solar
        Year Founded:
        2017
        Address:
        272 w 200 n Suite 200
        City:
        Lindon
        State/Province:
        UT
        Postal Code:
        84042
        Website:
        g3solar.com