

Loading map...
United Solar Electric delivers solid installations and will stay in touch if something goes wrong. We analyzed over a hundred reviews and found no pattern of abandoned customers or shoddy workmanship. In one case, a new homeowner inherited a defunct monitoring system from 2020. United Solar's staff walked her through the ownership transfer over the phone, reconnected the monitoring, and never charged a service fee. Ninety-seven reviews mention sales conduct, and only seven had complaints. The rest describe reps who price-match competing quotes, explain microinverter trade-offs in plain language, and don't bad-mouth rivals. Installation crews finish most jobs in two days, and 88 reviewers highlight proactive project updates. What you won't find here is cutting-edge tech or rock-bottom pricing. United Solar matches competitors when you push them, but they don't lead the market on cost. If you want a regional installer who'll answer the phone three years later and fix a wiring mistake at no charge (one review mentions a mis-wired battery that the crew corrected), this is a safe bet.
If you're hunting for the absolute lowest quote, keep shopping. But if you value an installer who'll transfer your system into your name four years after the original install and reconnect monitoring that's been dark since 2020, United Solar is worth the modest premium.
Ed Baker bought a house this year with an existing rooftop solar system and ran into trouble getting the system monitoring set up. He contacted the original installer several times but never got a response. He then reached out to United Solar Electric; their office staff guided him through exactly what information and steps were needed. After he supplied the documents, the team promptly completed the ownership transfer and restored monitoring that had been offline since 2020. He highlights their reliable service work and plans to hire them again for any future system additions — the most memorable part was how quickly they resolved a transfer that had been stalled for years and brought the monitoring back online.
After shopping six quotes and talking with a half-dozen installers for a rooftop solar project, this homeowner settled on United Solar Electric a few months ago and ended up generating power the same day the crew finished the install. They chose the company largely because salespeople were straightforward—open about licensing, not bad-mouthing competitors, and not pushing for a quick decision—and the price landed as competitive without being the cheapest. What stood out most was how USE handled an existing Tesla Powerwall: they were willing to incorporate it into the system design when several other companies balked, and they stuck to the quoted price rather than adding surprise fees (the reviewer noted other firms tacked on about $1,700 for things like roof-slope hazard pay and special Powerwall wiring). Manager Ryan also tracked the microinverter market for them, offering to install the Enphase IQ8 if it arrived in time; when it didn’t, he gave a choice and the homeowner went with the IQ7A. Communication earned high marks: USE coordinated panel placement, the install date, and even arranged for the PGE inspection to happen the same day as the install. Installers arrived on-s,
Geeta P. began shopping for solar in January 2021 and landed on United Solar after Ben patiently walked her through system choices, matched a competitor’s price, and outlined storage options she could add later. She chose the Ia7 microinverters to keep costs down while leaving room on the roof for future expansion; the system was sized to produce about 1.3 times her household’s current usage. She paid in full (the first $1,000 was due at signing, the second installment on installation day, and the balance after the inspection). After the contract, scheduling moved to a separate team. A responsive scheduling consultant took over HOA and city permitting — a few months of approvals — and a USE crew inspected the roof and tweaked the layout the engineers’ simulation had recommended. Installers completed the array over two days, kept the site tidy, wore masks during close contact, and communicated problems as they discovered them. The panels began generating electricity the day they went up, though grid export didn’t activate until PG&E finished its approvals. An inspection flagged a paperwork mismatch: the submitted layout listed a 100-amp breaker while the service had a 90-amp one
Passed screening
Passed screening
Excellent BBB standing. Strong complaint resolution.
Reviews were posted naturally over time.
Duane Stinson gave United Solar his highest recommendation after a five-year relationship in which the company consistently honored the terms of his contract. He found the company's follow-through and ongoing support steady and dependable from the start. What stuck with him most was that they lived up to every promise in the contract for five straight years.
Jay Christopher shopped around and ultimately chose United Solar after their salesperson answered every question and eased his concerns. Scheduling moved smoothly, the crew showed up when expected, and the installation wrapped up in two days. Now a year into production, he’s pleased with how the system performs — the quick, straightforward timeline plus reliable year-one output is what made the experience stand out.
Ed Baker bought a house this year with an existing rooftop solar system and ran into trouble getting the system monitoring set up. He contacted the original installer several times but never got a response. He then reached out to United Solar Electric; their office staff guided him through exactly what information and steps were needed. After he supplied the documents, the team promptly completed the ownership transfer and restored monitoring that had been offline since 2020. He highlights their reliable service work and plans to hire them again for any future system additions — the most memorable part was how quickly they resolved a transfer that had been stalled for years and brought the monitoring back online.
Balwinder Singh decided last year to move his home to solar and, after thorough research, chose United Solar. He found Holly, the sales rep, guided him through each step with transparency and clear expertise, which set the tone for the project. The installation crew worked quickly and with visible dedication, and he appreciated that the whole job felt organized rather than piecemeal. What stood out most was Ryan, the company owner, taking a hands-on role to ensure the transition went smoothly — a level of personal involvement that convinced him the company took customer satisfaction seriously. A year later, the panels are delivering better-than-expected performance, a concrete payoff that reflects both product quality and workmanship. He still thanks Holly, Anahi, Ryan, and the rest of the United Solar team for making the changeover straightforward and reliable — the owner’s direct involvement and the system’s steady output are the details he remembers most.
Abhinav teamed up with Ben Vanni to specify and coordinate a 12 kW solar installation for his Pleasanton, CA home. He opted for top-tier REC panels paired with Enphase microinverters, and watched Ben handle the details from design through coordination. He found United Solar to be straightforward, genuine people to work with, and ended up with a premium 12 kW system built around the exact components he wanted — the kind of hands-on attention and equipment quality that matters to buyers focused on long-term performance.
Jawad Nasrullah chose United Solar Electric to install an Enphase residential solar system after comparing competitive EnergySage quotes and following a friend's recommendation. He found the crew proficient at every stage — design, permitting, installation, and securing utility permission to operate — and the job moved smoothly from start to finish. A few hiccups popped up during installation, but the team sorted them out professionally and without delay. The detail that stuck most was Ben's steady responsiveness and dependability; having one reliable point of contact kept him informed and helped push the utility approval across the finish line.
Abhinav worked closely with Ben Vanni to design and coordinate a 12 kW rooftop solar system for his Pleasanton home. He opted for top-tier gear — REC panels paired with Enphase microinverters — and left the project feeling the equipment and installation matched the premium spec. He found United Solar straightforward and trustworthy to deal with; their practical, no-nonsense approach is what stuck with him alongside the high-end components.
Donald Zhao needed solar for a house that already had a NEM2 setup and a challenging tar-and-gravel roof—something other installers refused to touch. He found United Solar in Castro Valley willing to take on the job, recommended a self-consumption strategy that reshaped the system design, and installed an Enphase package that matched the plan. The installation hit a small snag: the system initially misread input and output, but even during a busy summer the team members Anahi, Dre, and Ben carved out time to troubleshoot and get the metering corrected. In the end he walked away with a tailored Enphase system focused on using his own generation and a team that stayed engaged until the performance matched the promise.
Scott Thomson chose United Solar Electric to add panels and a battery to his Central Valley home because of their strong reputation. He discovered a smoothly run process: the sales, design, and installation teams all stayed professional and communicated clearly at every step. Having started with no knowledge of solar, he appreciated that the crews patiently explained how the system works and what to expect, leaving him comfortable operating the setup. The panel array and battery were installed neatly — tidy wiring and clean workmanship — and the system now performs exactly as intended. He walked away most impressed by the combination of clear communication, hands-on education, and a clean, functioning installation that made a complex project feel straightforward.
Long-term satisfaction for United Solar Electric holds steady at 5.0 ★. This is better than 87% of installers we looked at.
Long-term reviews carry the most weight in our methodology because they are most representative of what you should be paying for: a system that will perform for years.