15 Best Solar Companies in St. Helena, CA (2024 Reviews)

We analyzed over 1500 solar companies in the nation,
and have selected the top 15 in St. Helena based on:

  • Customer review scores
  • Service area for St. Helena, CA
  • Company policies and services offered
  • Accreditations and certifications

Average St. Helena homeowner saves $2,757/year with solar panels

By EcoWatch Local Advisors

Data Analysis: James Savino

Ranking Methodology: Karsten Neumeister

Updated June 24, 2024

Why you can trust EcoWatch

We work with a panel of solar experts to create unbiased reviews that empower you to make the right choice for your home. No other site has covered renewables as long as us, which means we have more data and insider information than other sites. Our rankings are never affected by revenue or partnerships.

Best Solar Companies in St. Helena

Looking for the top solar companies in St. Helena? Installing solar panels is an exciting venture that many homeowners find valuable for their wallets, communities and the planet. What's especially pushing a lot of readers toward switching to solar is their high energy bills that continue to increase each year.


To help you navigate through the huge variety of St. Helena solar installers, we’ve narrowed down a list of the top ones.Continue reading to see our picks for the best solar companies in the city, or get connected with a highly rated solar company in your area right away by clicking the button below.

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Best Regional Coverage

Momentum Solar

★★★★★
4.5
  • Great warranty coverage
  • Representatives are experts on local policies
  • Concierge service ensures steady communication
  • Slightly limited service offerings

Best for Leasing

Sunrun

★★★★★
4.0
  • Expansive service area
  • Many financing options
  • Some reported issues with customer service
  • Some reported issues with door-to-door sales

EcoWatch Rankings for Solar Companies in St. Helena

Best Local Installer
ecowatch badge icon

EcoWatch Rating

4.5/5

SunPower

  • Pros icon Clear Pricing Policy
  • Pros icon Reliable Customer Support
  • Pros icon Free Quotes
  • Pros icon Informative Resources
  • Con icon Limited information available on website

Services Offered

  • Service icon Battery Storage
  • Service icon Consultation
  • Service icon Panel Installation

Website: https://us.sunpower.com/
Address: 880 Harbour Way S Suite 600, Richmond, CA 94804
Phone: 5105400550
Outstanding Local Installer
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EcoWatch Rating

3.0/5

Solar Works

  • Pros icon Clear Pricing Policy
  • Pros icon Reliable Customer Support
  • Pros icon Free Quotes
  • Pros icon Informative Resources
  • Con icon Limited information available on website

Services Offered

  • Service icon Panel Installation
  • Service icon Community Solar Projects
  • Service icon Financing Assistance

Website: http://www.solarworksca.com/
Address: 400c Morris St, Sebastopol, CA 95472
Phone: 7078298282
Outstanding Local Installer
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EcoWatch Rating

3.0/5

Sunrun Solar

  • Pros icon Reliable Customer Support
  • Pros icon Clear Pricing Policy
  • Pros icon Free Quotes
  • Pros icon Informative Resources
  • Con icon Limited information available on website

Services Offered

  • Service icon Grid-Tied Solar System
  • Service icon Battery Storage
  • Service icon Panel Installation
  • Service icon Tesla Powerwall
  • Service icon Financing Assistance
  • Service icon Cleaning and Maintenance
  • Service icon Permit Assistance

Website: https://www.sunrun.com/solar-by-state/ca/sacramento-california-solar
Address: 1215 Striker Ave Ste 120, Sacramento, CA 95834
Phone: 9165475250
Outstanding Local Installer
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EcoWatch Rating

5.0/5

Bella Hem Solar, Inc.

  • Pros icon Clear Pricing Policy
  • Pros icon Reliable Customer Support
  • Pros icon Free Quotes
  • Pros icon Informative Resources
  • Pros icon Prompt Service Delivery
  • Con icon Limited information available on website

Services Offered

  • Service icon Panel Installation
  • Service icon Cleaning and Maintenance
  • Service icon Battery Storage
  • Service icon Consultation
  • Service icon Permit Assistance
  • Service icon Skilled Repairs

Website: http://www.bellahem.com/
Address: 7556 Windward Dr, Rohnert Park, CA 94928
Phone: 5106290790
Outstanding Local Installer
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EcoWatch Rating

5.0/5

Northern Pacific Power Systems

  • Pros icon Clear Pricing Policy
  • Pros icon Free Quotes
  • Pros icon Reliable Customer Support
  • Con icon Limited information available on website

Services Offered

  • Service icon Panel Installation
  • Service icon Cleaning and Maintenance
  • Service icon Financing Assistance
  • Service icon Battery Storage
  • Service icon Permit Assistance
  • Service icon Grid-Tied Solar System
  • Service icon Solar Panel Upgrades

Website: https://www.northernpacificpower.com/
Address: 5580 Skylane Blvd Suite B, Santa Rosa, CA 95403
Phone: 7075287652
Outstanding Local Installer
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EcoWatch Rating

5.0/5

Amy's Roofing and Solar

  • Pros icon Reliable Customer Support
  • Pros icon Informative Resources
  • Pros icon Clear Pricing Policy
  • Pros icon Free Quotes
  • Con icon Limited information available on website

Services Offered

  • Service icon Solar Carports
  • Service icon Financing Assistance
  • Service icon Solar Panel Upgrades
  • Service icon Skilled Repairs
  • Service icon Battery Storage
  • Service icon Panel Installation
  • Service icon Tesla Powerwall
  • Service icon Cleaning and Maintenance

Website: https://www.amyrs.com/
Address: 320 Jewett Rd, Petaluma, CA 94952
Phone: 7079819801
Outstanding Local Installer
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EcoWatch Rating

5.0/5

Taylor Energy Solar & Batteries

  • Pros icon Informative Resources
  • Pros icon Clear Pricing Policy
  • Pros icon Reliable Customer Support
  • Con icon Limited information available on website

Services Offered

  • Service icon Battery Storage
  • Service icon Panel Installation
  • Service icon Tesla Powerwall

Website: https://www.taylor-energy.com/
Address: 612 Petaluma Ave, Sebastopol, CA 95472
Phone: 7076201367
Outstanding Local Installer
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EcoWatch Rating

4.8/5

Synergy Solar & Electrical Systems Inc.

  • Pros icon Informative Resources
  • Pros icon Clear Pricing Policy
  • Pros icon Reliable Customer Support
  • Pros icon Free Quotes
  • Con icon Limited information available on website

Services Offered

  • Service icon Consultation
  • Service icon Panel Installation

Website: https://synsolar.com/
Address: 101 Morris St # 202, Sebastopol, CA 95472
Phone: 7078238003
Outstanding Local Installer
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EcoWatch Rating

4.8/5

VITAL ENERGY SOLUTIONS

  • Pros icon Informative Resources
  • Pros icon Clear Pricing Policy
  • Pros icon Prompt Service Delivery
  • Pros icon Family-Operated Business
  • Pros icon Free Quotes
  • Pros icon Reliable Customer Support
  • Con icon Limited information available on website

Services Offered

  • Service icon Permit Assistance
  • Service icon Consultation
  • Service icon Panel Installation
  • Service icon Financing Assistance
  • Service icon Battery Storage

Website: http://www.vitalenergysolar.com/
Address: 7064 Corline Ct Building B, Sebastopol, CA 95472
Phone: 7078003884
Outstanding Local Installer
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EcoWatch Rating

3.0/5

SolarCraft

  • Pros icon Reliable Customer Support
  • Pros icon Free Quotes
  • Pros icon Informative Resources
  • Pros icon Clear Pricing Policy
  • Con icon Limited information available on website

Services Offered

  • Service icon Panel Installation
  • Service icon Skilled Repairs
  • Service icon Cleaning and Maintenance
  • Service icon Financing Assistance
  • Service icon Battery Storage

Website: http://www.solarcraft.com/
Address: 3558 Round Barn Blvd Suite #200, Santa Rosa, CA 95403
Phone: 7077780568
Outstanding Local Installer
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EcoWatch Rating

4.6/5

Simply Solar

  • Pros icon Prompt Service Delivery
  • Pros icon Clear Pricing Policy
  • Pros icon Informative Resources
  • Pros icon Reliable Customer Support
  • Pros icon Free Quotes
  • Con icon Limited information available on website

Services Offered

  • Service icon Battery Storage
  • Service icon Panel Installation
  • Service icon Permit Assistance
  • Service icon Consultation

Website: https://simplysolar.com/
Address: 1740 Corporate Cir, Petaluma, CA 94954
Phone: 7077769040
Outstanding Local Installer
ecowatch badge icon

EcoWatch Rating

3.0/5

Summit Technology Group

  • Pros icon Informative Resources
  • Pros icon Free Quotes
  • Pros icon Prompt Service Delivery
  • Pros icon Clear Pricing Policy
  • Pros icon Reliable Customer Support
  • Con icon Limited information available on website

Services Offered

  • Service icon Battery Storage
  • Service icon Consultation
  • Service icon Panel Installation
  • Service icon Cleaning and Maintenance

Website: https://summit-e.com/
Address: 2450 Bluebell Dr, Santa Rosa, CA 95403
Phone: 7075424773
Outstanding Local Installer
ecowatch badge icon

EcoWatch Rating

3.0/5

Suntegrity Solar

  • Pros icon Free Quotes
  • Pros icon Clear Pricing Policy
  • Pros icon Informative Resources
  • Pros icon Reliable Customer Support
  • Con icon Limited information available on website

Services Offered

  • Service icon Financing Assistance
  • Service icon Panel Installation
  • Service icon Battery Storage
  • Service icon Consultation

Website: http://www.suntegritysolar.com/
Address: 3100 Dutton Ave #138, Santa Rosa, CA 95407
Phone: 7076231465
Outstanding Local Installer
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EcoWatch Rating

3.0/5

Sunergy Pacific

  • Pros icon Informative Resources
  • Pros icon Reliable Customer Support
  • Pros icon Clear Pricing Policy
  • Pros icon Free Quotes
  • Con icon Limited information available on website

Services Offered

  • Service icon Consultation
  • Service icon Battery Storage
  • Service icon Panel Installation
  • Service icon Financing Assistance

Website: http://www.sunergypacific.com/
Address: 1400 Petaluma Hill Rd, Santa Rosa, CA 95404
Phone: 4152598668
Outstanding Local Installer
ecowatch badge icon

EcoWatch Rating

3.0/5

Citadel Roofing & Solar

  • Pros icon Free Quotes
  • Pros icon Informative Resources
  • Pros icon Reliable Customer Support
  • Con icon Limited information available on website

Services Offered

  • Service icon Battery Storage
  • Service icon Financing Assistance
  • Service icon Consultation
  • Service icon Tesla Powerwall
  • Service icon Cleaning and Maintenance
  • Service icon Permit Assistance
  • Service icon Panel Installation

Website: http://www.citadelrs.com/
Address: 4165 Santa Rosa Ave, Santa Rosa, CA 95407
Phone: 7076100650

Methodology: How We Ranked the Best Solar Companies in St. Helena

EcoWatch's solar experts analyzed each solar company in St. Helena based on criteria such as its reputation in the industry, customer reviews, services, warranty coverage and financing. Using this solar methodology, we used the data we collected to rate and rank each company and narrow down our picks for the best solar companies in St. Helena


Below are some the criteria we examined specifically for California solar companies

  • Brand reputation and certifications (20%): We take each company's Better Business Bureau (BBB) score into consideration, as well as how long the installer has been in business (at least 5 years is required, 10 preferred) and what type of solar certifications it holds.
  • Customer reviews (20%): Trust is a top priority at EcoWatch, so we take customer experience under close consideration. We scour different review sites and customer testimonials when ranking our top solar companies, checking sites such as Trustpilot and Google Reviews. We also consider any potential complaints or lawsuits filed against these companies and award or remove points accordingly.
  • Warranty (20%): A company earns a perfect score in this category if it offers 25-year warranties that cover performance, product and workmanship. The industry standard that we measure companies against is 25-year product and performance warranties, along with a 10-year workmanship warranty. We also look closely into the track record of the post-installation support each company provides in terms of honoring its contracts
  • Solar services (10%): All of the companies we review install solar panels, but we award companies higher points if they offer additional services for customers, like battery installation, energy-efficiency audits, and EV chargers.
  • Pricing and financing (10%): It's hard to get exact quotes for solar projects, but we use marketplace research to determine how each company prices its equipment and installation services. Additionally, companies that offer more help for panel financing — like in-house loans, leases, or PPAs — score higher than those that don't.
  • Availability (10%): The bigger the service area, the higher the company will score.
  • Transparency and accessibility (5%): Solar installers that offer free consultations and easy contact methods score higher in this category.
  • Environmental, social and corporate governance factors (5%): A company earns a perfect score in this category if it offers public data disclosure, addresses end-of-life (EOL) products or processes, and demonstrates a commitment to uplifting the communities that it serves.

The Cost and Benefits of Solar in St. Helena

For lots of homeowners, whether or not to invest in solar energy boils down to the cost.The installation cost is just one important factor you should consider when looking into getting solar panels. How much it'll cost and how much you can save depend on things including:

  • Your income and budget: This shapes what model of solar panels you can get.
  • The amount of sunlight your roof gets: If your rooftop doesn’t get a lot of direct sunlight, your solar system won’t be able to generate as much energy, which will leave you with lower savings on energy bills than someone with a roof that gets a lot of sunlight.
  • Incentives: Along with the federal Solar Investment Tax Credit (ITC), which gives you a tax credit currently worth 0 of your overall installation cost, your local government may offer additional tax exemptions, credits or rebates that can help you save even more. Not including incentives, you can save an average of $33,000 over the first 20 years with your system, too.
  • Energy consumption: Installing solar panels may be too steep of an investment for families that don’t use a good amount of energy each month.

As a result of solar panels decreasing in cost as well as various solar incentives, they are a worthwhile investment for the majority of homeowners.

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Solar Incentives in St. Helena

Because solar power is a cleaner source of energy than burning fossil fuels, there are a number of government incentives in place to encourage people to make the switch.There are a lot of federal, state and local rebates and tax credits that can earn you anywhere from 0 to 50% of your money back after installing a qualifying system. In our article on solar incentives, you can read about the incentives you qualify for near you.

Environmental Impact of Switching to Solar in St. Helena

There are tons of reasons to switch to solar power, like saving some money on utility bills and helping to lower your carbon footprint.You may be curious – how much does going solar do for the planet anyway? In a city like St. Helena where energy use is somewhat high, installing solar panels is a good idea for homeowners who are worried about the state of the planet.Because solar panels don’t release carbon dioxide emissions into the atmosphere when producing electricity, they’re a good alternative to traditional energy sources. In fact, you could expect to reduce your carbon dioxide emissions by about 50 pounds each year. For those who want to help the environment, the upfront cost of solar is a small price to pay for the offset carbon emissions.

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Best Regional Coverage

Momentum Solar

★★★★★
4.5
  • Great warranty coverage
  • Representatives are experts on local policies
  • Concierge service ensures steady communication
  • Slightly limited service offerings

Best for Leasing

Sunrun

★★★★★
4.0
  • Expansive service area
  • Many financing options
  • Some reported issues with customer service
  • Some reported issues with door-to-door sales

EcoWatch's St. Helena, CA Solar Company Rankings FAQs

Which solar power company is the best near me?

The top local solar company in St. Helena is SunPower, with a rating of 4.50 stars.

Are solar panels really eco-friendly?

Solar panels can be bad for the environment when manufacturers use toxic chemicals in the manufacturing process. Chemicals can make solar panels difficult to recycle safely once they’ve reached the end of their lifespan. Solar panel manufacturing requires a lot of energy as well. The energy payback period is about 1 to 4 years.

How long does it take to see a return on your investment after getting solar panels?

The average payback period for solar panel installation is about 7.0 years, but the exact period is influenced by local electricity costs, incentives and net metering programs.

How efficient are solar panels?

Solar panel efficiency is the amount of energy from the sun that is converted into electricity. Most panels today have an efficiency rating between 15 and 20%. If your panels are more efficient, you'll need less of them for your home's energy needs.

Our goal is to reach as many people as we can with sensible solutions like solar energy. Our team of full-time local researchers collects solar price and installation data for every city in America then compiles it to create these digestible city guides. If you want to read our solar expert’s opinion on the top solar companies featured here, follow this link.

Company research was conducted by Melissa Smith and Karsten Neumeister. Local data analysis was conducted by James Savino. See something we missed or could do better? Email the editor.