Best Solar Installers

East Bay

Borrego Solar Systems abandoned its residential customers. The company stopped servicing home installations years ago to focus on commercial projects, leaving homeowners with no monitoring, no warranty support, and no help when panels need to be removed for roof work. We found multiple accounts of i

ION Solar's installation quality is solid, but post-sale support falls apart when problems emerge. We analyzed reviews showing 1,361 complaints about value versus 873 positive mentions, the worst ratio of any metric we tracked. In one case, a homeowner discovered dead birds nesting under incorrectly

Power On Solar isn't worth the gamble. One homeowner waited three months for a failed microinverter replacement, calling repeatedly only to be told the staff was in a meeting and promises to call back never materialized. Another watched panels stay offline for over a year with no resolution, finally

This company has serious follow-up problems that will leave you stuck. We found multiple stories of customers waiting weeks for callbacks that never came. One business owner spent three weeks chasing a response after lights went out in their new building. When Rodda finally replied, they quoted $500

High Definition Solar is a gamble you shouldn't take. We found hundreds of reviews that split sharply down the middle: long-term customers who installed systems a decade ago and had warranty repairs handled smoothly, and recent prospects who describe aggressive door-to-door sales reps, no-shows for

The Solar Company is out of business. We reviewed dozens of accounts and found that while early installations went smoothly, the company shut down in 2016-2017, leaving customers with zero support. One homeowner discovered roof leaks right where the panels attached but was told he'd pay several hund

This contractor's track record shows too many red flags to overlook. We analyzed reviews spanning roofing, concrete, and landscaping projects, and found a pattern of confident quotes followed by chaos. One homeowner watched their deck estimate swing from $22k to $17k to $35k in a matter of days, ult

This company's door-to-door salespeople are a serious problem. We found a homeowner who had to pull out his phone and start filming before the rep finally left his porch after refusing to leave despite multiple warnings, and another who had to feed small children while a maskless rep ignored the scr

This company should not be on your list. We analyzed hundreds of reviews and found a pattern of catastrophic project failures and vanishing support once the contract is signed. One homeowner watched workers shoot nails through rotted decking that blew out the bottom of the eaves, then spent nine mon

Highlands Energy repeatedly damaged homes during weatherization work, then disappeared when customers tried to get repairs. One homeowner ended up without air conditioning for two weeks after a crew left wires uncapped and burned out the HVAC wiring—they stopped responding to calls. Another reported

Quality Home Renovators isn't worth the risk. We found dozens of reviews describing a familiar pattern: aggressive cold-calling, sky-high quotes, and work that falls apart within months. One homeowner paid $50,000 for solar panels that stopped working after two years, then watched the company refuse

KOTA Energy Group has a problem finishing what they start. Reviews describe systems installed in 2022 or 2023 that still aren't working right in 2024, with homeowners paying thousands to their utility while fielding excuses about fluctuating energy output. One Berkeley customer paid in full six mont

This company is not worth the risk. We analyzed nearly a hundred reviews and found a troubling split: some homeowners rave about smooth installs and attentive service from a sales rep named David, while others describe deceptive sales tactics, botched installations, and vanishing support once the pa

This company routinely delivers shoddy work, disappears when things go wrong, and strong-arms customers into paying for their own mistakes. We analyzed reviews and found a stark pattern: while sales reps win praise for being thorough and patient during the pitch, the quality collapses the moment the

We found a company with strong installation crews but crippling support failures that can leave you paying for a broken system. One couple spent two years calling for a battery replacement, paying $200 a month for equipment that produced nothing while their electricity bills climbed back to $200 eac

American Solar Direct went out of business years ago. We found dozens of reviews from customers stranded with leased panels that stopped working, no one to call for service, and bills that kept coming. One homeowner reported paying lease fees for two years on a dead system with zero support. Another

This company will leave you stranded. We found dozens of stories that follow the same grim pattern: breakdowns happen, you report them, and then you simply cannot get anyone on the phone. In one case, a customer's entire solar system was destroyed by wind in January 2021, yet the company kept billin

Sunrun will charge you while your panels sit broken. We analyzed thousands of reviews and found a company plagued by systemic breakdowns that leave customers trapped in multi-year cycles of non-functioning systems and finger-pointing. One homeowner reported paying $111 monthly for over a year while

Don't hire True Renewable Energy. We found a clear pattern of incomplete installations, failed activations, and customers stuck paying utility bills while their solar sits dormant for years. One homeowner went 3.5 years before discovering their panels weren't sending any power to offset their PG&E c

HelioPower installed systems that routinely failed to deliver promised savings, then disappeared when customers needed help. We analyzed nearly a hundred reviews and found a clear pattern: professional installations followed by expensive utility bills and unanswered service calls. One homeowner paid

Tesla Energy is gambling with your home. We analyzed thousands of reviews and found a company that can't activate systems, miscalculates energy production, and leaves customers trapped in 20-year leases with higher bills than before they went solar. One homeowner paid $78.69 into their utility's cre

SunPower is a gamble you shouldn't take. We analyzed thousands of reviews and found a company with systemic failures in post-installation support and project management. One customer waited six months for a repair that should have taken days, calling weekly while SunPower claimed a mystery part was

Energy Remodeling leaves broken roofs and nonworking panels behind. We analyzed dozens of reviews and found a pattern of installation failures, unpaid subcontractors, and customer-service blackouts. One homeowner has called 20 times over two years to fix a documented roof leak; the company claims sh

Solar Spectrum left customers stranded with systems they'd already financed but couldn't use. One homeowner paid a $40,000 equipment loan for three months while simultaneously covering a full utility bill because no one would hook up the installed panels. Another watched their inverter go offline in

Complete Solar will leave you holding the bag. We analyzed hundreds of reviews and found a company that ghosts customers once the panels are on your roof. One homeowner spent nearly a year trying to reach the company so a roofer could remove her panels for leak repairs, leaving voicemails and emails