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    SumSolar

    5.0 (1 review)
    Closed 9:00 am - 5:00 pm

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    8 years ago

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    Highlight Solar

    Highlight Solar

    4.8
    (246 reviews)

    We have had an Enphase solar installation for 10 years now, which has always worked beautifully…read more However, due to regular PG&E outages in our area (Fremont, CA), we decided to add a backup battery to the system. After careful research, we chose Highlight Solar (HS) to handle this installation. We chose the Franklin battery, and Highlight Solar came out to handle the installation in Nov 2025. Sadly, we had some serious issues with the functionality of our solar infrastructure, after the Franklin equipment was installed... the Enphase solar monitoring device (called Envoy) started having trouble communicating with the panels, and therefore would disable them. HS made a couple of different attempts to fix this issue (which was delayed when they went on vacation for a month), so I had to keep cycling the breaker for the panels every morning to get the system working for another day. Fortunately, they were persistent in pursuing the issue, and after returning from vacation in late January, Samir came out and spent a couple of hours on the phone with Enphase support, who suggested a possible solution for this issue. HS then had someone come out to implement Enphase's suggestion, and now my system is working solidly and reliably (Feb 2026). I'm glad HS didn't just give up on us; I'm sure they were just as frustrated as we were by this situation. We certainly didn't expect this to take three months to resolve, but it is working now.

    We met with multiple solar companies and settled on Highlight due to both the great recommendations…read moreas well as our experience during the initial process. We asked a LOT of questions, then we asked more, and then some more. Ali, our salesman, remained patient and communicated thoroughly via email or phone, and at all hours even after we had signed the paperwork. The installation process was honestly better than the sales process. The combination of Chris (the foreman who found a solution for all our requests) and his team which worked in awful weather to get our project installed on schedule were amazing. Our inspection, and final handoff were handled by Samir, who answered even more questions, and made sure we were fully set up. From end to end we had a great experience with Highlight Solar and will recommend them as they were to us. Pro tips: If you get a battery you will need to store it until it is installed. Your solar data might not show up on the app for 24-48 hours after installation...don't panic, it will show up eventually and you will see the money you are not spending with PG&E.

    Sunlight Electri-Cal Solutions

    Sunlight Electri-Cal Solutions

    4.9
    (83 reviews)

    I recommend Sunlight Electrical Solutions…read more My home solar/battery system was having intermittent issues. The company that installed my solar had gone out of business. The owner of that business recommended Sunlight Electrical to fix my system. I spoke with Carlos at Sunlight. He sent out Isaac who seemed very capable. Isaac's assessment was that my system had multiple wiring issues and recommended a service that would require a larger team to complete. He explained why, and I concurred with Isaac's recommendation. Carlos scheduled a larger team to come out the next week. They were led by Jesus, who also seemed quite knowledgeable. Jesus and his team worked diligently for 4 hours. They found more wiring errors as Isaac has predicted. And they found a damaged Tesla MC2 unit on the roof which had cracked. After they completed their repairs, the system started operating better than it ever had before. I estimate that I am now getting an extra 10-15% more power from the solar panels. In addition to providing capable technicians, I really appreciate that Sunlight is so easy to work with. I asked several highly technical questions and always got thoughtful answers. If you want something done a specific way, just ask them. They have such a positive, customer oriented attitude that makes them a pleasure to deal with.

    Exchanged the email w/ Juan Meza a few times. The initial enthusiasm quickly faded away. In the…read moreend, I chose somebody else.

    Clean Solar

    Clean Solar

    4.7
    (478 reviews)

    All of a sudden the panels at my mom's house stopped producing energy and I was in a pickle because…read morethe installer went bankrupt years ago. Because of the good experience I had with having Clean Solar install panels at my house I reached out to them to see if they would service panels installed by another, and thankfully they accepted the job. After some back and forth with their customer support, they remotely assessed that the inverter failed and they would install a new one for a reasonable price. Clean Solar employee Jose arrived early for the install and he was very polite and relatable. He replaced the inverter and did not leave until he made sure that the system was back up and running and production was being reported in the app. I recommend Clean Solar to anyone needing their panels serviced or to install a new system. Jose is an excellent employee and my mom had a great experience working with him.

    This is my second time around with Clean Solar, and they are just as stellar as the first time, if…read morenot better and more efficient. We needed to add panels because we purchase an EV and needed more solar to offset PG&E. The impeccable experience started with Art the consultant, he gave 4 scenarios and explained in detail what each means and provided detail report including all the tech details and break even timing. To be honest, it was too much for me, I really just wanted pricing and how long it takes to install haha but was good to know he has such knowledge and I was confident he is looking out for my best interest. Then we had Patrick the PM, arrived for site inspection on time and courteous and explained the whole process. Then come the impressive installation team Luis, Alberto and Kevin. The 3 arrived on time and with smiles, just overall a great vibe from them. Luis walked me through the installation plan and gave a few choices taking into consideration aesthetics of the house and then got to work. 4 hours later, clean line, fine craftsmanship and symmetrical matching placement from last system is in place and ready to tangle with PG&E (attaching some photos) I really really can't recommend any higher to go with Clean Solar on your solar projects. Seamless is what you'll experience with them. Until next time Clean Solar!

    Golden State Solar

    Golden State Solar

    5.0
    (33 reviews)

    Reasonably priced and showed up on time. I had my existing solar panels cleaned and was also able…read moreto get an estimate on an installation job.

    I had an absolutely outstanding experience with Golden State Solar and I would recommend them to…read morefriends and family without hesitation! When I first inquired, Tim (the owner) reached out and scheduled a consultation/evaluation of my existing system for the following day. He arrived on time, was professional and very knowledgeable. He sent me over a couple different proposals that he believed would be best for me and my usage. I reached out to competing companies to test the market and one company found out that I was on a different NEM standard than we previously thought. This discovery made me second guess getting solar for the time being. I reached out to Tim and he said that he estimated I would still need to upgrade but that I could give it a few months to see how my energy bills were in the winter and early spring. To say he was right was an understatement! My bills went from $60 to over $300 some months. Now that I knew that adding to my system was worth it and had more information, I reached back out to Tim. He didn't miss a beat in suggesting a system that maximized my output and didn't break the bank. (Mind you, he spent hours going back and forth with me answering questions and concerns I had) Ultimately, I chose to go with Tim because of his expertise (he was an electrician prior to starting Golden State Solar), professionalism, customer service and honesty. He never pushed me to make a decision and gave me multiple options that he believed were best. The permit and installation process were painless and completed within a couple months (mostly waiting for the permit). The system drastically increased my solar output and I couldn't be more happy with my choice to go with Golden State Solar!

    SumSolar - solarinstallation - Updated August 2026

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