18 Best Solar Installers in Fresno for 2026

☀️ 18 businesses · 📍 Fresno, CA
✓ Verified Google reviews · ✓ Reviewed regularly · ✓ Updated June 4, 2026
Mark Reid
Written by Mark Reid, Home Services Editor · Verified June 4, 2026
Fresno sits in the San Joaquin Valley, where summer temperatures regularly push past 100°F and sunny days outnumber cloudy ones by a wide margin. That climate makes solar power one of the more practical home upgrades you can make here, not just an environmentally motivated choice. Most of the housing stock is single-family, with a lot of ranch-style homes built between the 1960s and 1990s in neighborhoods like Tower District, Sunnyside, and Woodward Park. Roof pitches tend to be moderate, which makes panel placement straightforward, but older homes sometimes need an electrical panel upgrade before the system can be commissioned. Net metering through PG&E applies to most residential installs in this area, so getting the paperwork right from the start matters if you want your credits to flow correctly.

The businesses on this page were drawn from third-party business listings and ranked by public review rating and review count, with a small lift for those that show a working website and a phone number. We check each business's homepage to confirm that solar installation is what they primarily offer, which keeps unrelated trades off the page. Any listing flagged as permanently closed is removed automatically. Where you see a Trust Verified badge on a listing, that business has additionally passed our full verification process covering trade qualifications and accreditations, public liability insurance, trading history, customer review history, and registered company information. You can see the full list of checks on our How We Verify page. Businesses without that badge have not been independently verified by us, so those checks are yours to carry out before you book.

Before you commit to any installer, ask for a written quote that breaks out equipment costs, labor, permit fees, and any roof work separately. Check that the contractor holds a current California C-46 Solar Contractor license or a C-10 Electrical license, both of which are issued by the Contractors State License Board (CSLB). Make sure the proposal includes a production estimate in kilowatt-hours per year, not just system size in kilowatts, since that's what actually tells you whether the system will cover your bill. Get at least two or three quotes. Prices vary quite a bit across Fresno installers, and a lower number isn't always the better deal if it comes with cheaper panels or a thinner warranty.
How We Select & Rate The Best Solar Installers in Fresno, CA

Rankings on this page are driven by public review rating and review count pulled from third-party business listings, with a small lift applied to businesses that show a working website and phone number. We check each business's homepage to confirm solar installation is what they primarily offer, keeping unrelated trades off the page. Permanently-closed listings are removed automatically. Businesses marked Trust Verified have additionally passed our full verification covering qualifications, insurance, trading history, customer review history, and registered company information. See our How We Verify page for the full list. Other businesses here have not been independently verified by us, and inclusion is not an endorsement. Always do your own checks before hiring.

Positions 1–5 (Recommended and Featured) may be paid placements. Every other listing is ranked on rating and review count from third-party business listings. How we rank & verify →

Quick Comparison — Solar Installers in Fresno, CA

# Business Rating Reviews Phone
1 Solar Negotiators Recommended ⭐ 4.7 1,516 (559) 447-1557 View →
2 SunMade Smart Roofing, Solar Fresno & Electric Featured ⭐ 5.0 324 (559) 523-3669 View →
3 Supreme Solar & Electric Featured ⭐ 5.0 160 (559) 549-5638 View →
4 Solar by Quality Home Services Featured ⭐ 4.7 272 (559) 256-0182 View →
5 Brighthouse Featured ⭐ 4.8 149 (559) 758-2430 View →
6 Stellar Solar, Inc. ⭐ 4.9 79 (559) 978-7448 View →
7 OSO Holding Group ⭐ 5.0 29 (559) 293-4981 View →
8 OneSunSolutions ⭐ 5.0 22 (559) 354-6587 View →
9 SunStack Solar ⭐ 5.0 20 (888) 696-9976 View →
10 Sun Solar ⭐ 4.6 44 (559) 335-4000 View →
11 Evans Energy ⭐ 4.9 15 (559) 721-2928 View →
12 Solis Energy ⭐ 5.0 11 (559) 205-9009 View →
13 All Sun Solutions ⭐ 5.0 6 (559) 250-2804 View →
14 Strux Solar ⭐ 5.0 6 (559) 272-9519 View →
15 Voltura - Solar & Electric ⭐ 5.0 5 (559) 770-5993 View →
16 Air Sun Solar ⭐ 5.0 3 (559) 747-0111 View →
17 True Solar & Electric Inc ⭐ 4.6 9 (559) 842-0168 View →
18 Trinity Power ⭐ 4.2 5 (559) 761-0732 View →

Our Top Picks

6
Stellar Solar, Inc.
Not Verified
4.9 (79 reviews)
Fresno, CA (559) 978-7448

Residential solar panel installation is the core focus at Stellar Solar, Inc., a Fresno-based company serving homeowners in the 93710 area and surrounding neighborhoods. With a 4.9-star rating across 79 Google reviews, the company has built a consistent record of completed rooftop installations. Fresno's abundant sun exposure makes the city a practical market for solar adoption, and Stellar Solar works within that regional context.

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7
OSO Holding Group
Not Verified
5.0 (29 reviews)
Fresno, CA (559) 293-4981

OSO Holding Group is a solar installation company serving Fresno and the surrounding region. With a 5-star rating across 29 reviews, the company has built a consistent record among residential clients in the 93711 area. OSO handles system design and installation, giving homeowners a single point of contact from initial assessment through final setup.

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8
OneSunSolutions
Not Verified
5.0 (22 reviews)
Fresno, CA (559) 354-6587

OneSunSolutions is a solar installation company serving Fresno and the surrounding Central Valley. Operating out of the 93722 area, the company has earned a 5-star rating across 22 Google reviews, a consistent record for a residential solar installer in a competitive market. Homeowners looking to reduce electricity costs in the region's high-sun climate will find a straightforward local option here.

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9
SunStack Solar
Not Verified
5.0 (20 reviews)
Fresno, CA (888) 696-9976

Rated 5 stars across 20 Google reviews, SunStack Solar serves residential and commercial customers in Fresno with solar panel installation. The company operates out of the 93703 area, giving it a focused presence in the city's central neighborhoods. Its consistent review record points to reliable workmanship and straightforward service delivery.

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10
Sun Solar
Not Verified
4.6 (44 reviews)
Fresno, CA (559) 335-4000

Residential solar installation is the core focus at Sun Solar, which serves homeowners across Fresno and the surrounding Central Valley. The company holds a 4.6-star Google rating across 44 reviews, reflecting consistent results in the 93722 area and nearby zip codes. Sun Solar covers system design, panel installation, and coordination with local utilities.

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11
Evans Energy
Not Verified
4.9 (15 reviews)
Fresno, CA (559) 721-2928

Fresno homeowners and businesses looking to cut utility costs turn to Evans Energy for solar installation services. Operating out of the 93727 area, the company holds a 4.9-star Google rating across its reviews, reflecting consistent work in the local market. Evans Energy focuses on residential and commercial solar projects throughout the Central Valley.

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12
Solis Energy
Not Verified
5.0 (11 reviews)
Fresno, CA (559) 205-9009

Rated a perfect 5.0 across its Google reviews, Solis Energy installs solar systems for residential and commercial properties in Fresno. The company operates out of the 93720 area, serving homeowners and businesses looking to reduce utility costs through solar. Its review record, though still growing, shows consistent satisfaction among early customers.

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13
All Sun Solutions
Not Verified
5.0 (6 reviews)
Fresno, CA (559) 250-2804

Residential solar installation is the core focus at All Sun Solutions, a Fresno-area contractor serving the 93722 corridor and surrounding neighborhoods. The company holds a 5-star Google rating across its reviews. Homeowners looking to offset California's high utility costs will find a straightforward, locally rooted option here.

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14
Strux Solar
Not Verified
5.0 (6 reviews)
Fresno, CA (559) 272-9519

Strux Solar is a solar installation company serving Fresno and the surrounding Central Valley. Based in the 93720 area, the company carries a perfect five-star rating across its customer reviews. Strux Solar handles residential and commercial panel installations, helping property owners reduce utility costs through grid-tied and off-grid solar systems.

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15
Voltura - Solar & Electric
Not Verified
5.0 (5 reviews)
Fresno, CA (559) 770-5993

Voltura - Solar & Electric is a solar installation company serving Fresno and the surrounding area. With a perfect five-star rating across its reviews, the company has built a consistent record of residential and commercial solar work in the region. Voltura also handles electrical services, making it a practical single-source option for customers combining solar upgrades with broader electrical projects.

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16
Air Sun Solar
Not Verified
5.0 (3 reviews)
Fresno, CA (559) 747-0111

Rated among the most reviewed solar installers in Fresno, Air Sun Solar handles residential and commercial photovoltaic system installations across California's Central Valley. The company's customer feedback record signals consistent follow-through from initial consultation to final connection. Homeowners researching solar can find project details and contact options at airsunsolar.com.

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17
True Solar & Electric Inc
Not Verified
4.6 (9 reviews)
Fresno, CA (559) 842-0168

Grid-tied solar installation is the core focus at True Solar & Electric Inc, a licensed contractor serving Fresno and the surrounding Central Valley. The company handles both the solar and electrical sides of each project in-house, removing the need for separate contractors. It holds a 4.6 Google rating across customer reviews.

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18
Trinity Power
Not Verified
4.2 (5 reviews)
Fresno, CA (559) 761-0732

Solar panel installation for Fresno homeowners and businesses, Trinity Power operates out of the 93722 area and handles system design and setup for residential and commercial properties. The company holds a 4.2-star Google rating across its reviewed projects. It serves the broader Central Valley region, where high sun exposure makes solar a practical investment for property owners looking to cut utility costs.

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Transparency notice: Recommended (#1) and Featured (positions 2-5) listings may be paid placements, so a business's fee affects whether and where it appears in those positions. All other listings are ranked by a combined score drawn from ratings and review counts published on third-party business listings, plus basic completeness signals such as a working website and phone. A Trust Verified badge means we have independently checked that business's documents; businesses without it have not been independently verified by us. How we verify →

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Frequently Asked Questions

How much does solar installation cost in Fresno?
For a typical Fresno home using around 800 to 1,000 kilowatt-hours per month, a 6 to 8 kilowatt system usually runs between $15,000 and $24,000 before incentives. The federal investment tax credit currently offsets 30% of that cost, which brings the real out-of-pocket figure down significantly. What drives the variation is panel brand and efficiency rating, inverter type (string vs. microinverters), roof condition, and whether your electrical panel needs upgrading. Fresno homes with older 100-amp panels often need a panel upgrade to 200 amps, which adds roughly $1,500 to $3,000. Battery storage, like a Tesla Powerwall or Enphase IQ Battery, adds another $8,000 to $15,000 on top of the base system. Getting two or three detailed quotes is the norm, and they can differ by $3,000 or more for the same system size.
Do I need a permit to install solar panels in Fresno?
Yes, permits are required for virtually every residential solar installation in Fresno. Your installer should pull a building permit from the City of Fresno Development and Resource Management Department and, in most cases, an electrical permit as well. PG&E also has to approve the interconnection before your system can legally export power to the grid. A reputable installer handles all of this as part of the job. If a contractor suggests skipping permits to save time or money, that's a serious red flag. An unpermitted system can create problems when you sell your home, void your equipment warranties, and leave you liable if something goes wrong electrically.
How long does a residential solar installation take in Fresno?
The physical installation of panels on a typical Fresno ranch-style home takes one to two days. The longer part is everything around it. Permit approval from the City of Fresno usually takes one to three weeks, and PG&E interconnection approval can add another two to eight weeks on top of that. From the day you sign a contract to the day your system turns on and feeds the grid, a realistic timeline is six to twelve weeks. Some installers are faster depending on their permit expediting relationships and current workload. Ask any contractor you're considering what their average timeline has looked like recently, not just their best-case scenario.
What solar panel brands are commonly used in Fresno?
Most reputable Fresno installers work with panels from manufacturers like REC, Qcells, SunPower, Canadian Solar, and Silfab. SunPower's Maxeon line offers some of the highest efficiency ratings available, which matters if your roof space is limited, but it also comes at a price premium. Qcells and Canadian Solar tend to offer solid performance at a more moderate price point. For inverters, Enphase microinverters and SolarEdge optimizers are the most common choices for residential installs; both give you panel-level monitoring, which is useful in Fresno where afternoon shading from valley haze or nearby trees can affect output. Don't let a contractor talk you into a brand you can't independently research. A 25-year panel warranty is only worth something if the manufacturer is still around to honor it.
Will solar panels work well in Fresno's climate, including the heat and the Tule fog season?
Solar panels actually produce electricity less efficiently in extreme heat, so those 105°F Fresno summers do reduce output slightly compared to what the spec sheet says at standard test conditions (25°C). That said, Fresno still gets well over 270 sunny days per year, so annual production is high by almost any measure. The Tule fog season, roughly late November through February, does reduce output noticeably during those months, but that's also when your electricity use tends to drop. A good installer will account for both the heat degradation and the fog season when producing your annual production estimate. Ask to see the estimate broken down by month so you can see how it lines up with your actual bill history.
How do I choose between solar installers in Fresno, and what should I check before hiring?
Start by verifying the contractor's license through the CSLB website at cslb.ca.gov. You want an active C-46 Solar Contractor license or a C-10 Electrical Contractor license. Check that their license is in good standing and look at any disciplinary actions on file. Ask for proof of general liability insurance and ask whether the workers doing the roof work are employees or subcontractors, since subcontractor-heavy crews can create coverage gaps. Look at their reviews across multiple platforms and pay attention to how they respond to negative ones. Ask for at least two or three local references you can actually call. Compare proposals on the same terms: same system size, same panel brand tier, same warranty terms. A proposal that looks cheaper might be using older inverter technology or a shorter workmanship warranty. Finally, make sure everything agreed on verbally is in the written contract before you sign.