15 Best Solar Companies in South Holland, IL (2025 Reviews)
We analyzed over 1500 solar companies in the nation,
and have selected the top 15 in South Holland based on:
Customer review scores
Service area for South Holland, IL
Company policies and services offered
Accreditations and certifications
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Average South Holland homeowner saves $1,132/year with solar panels
Why you can trust EcoWatch
Best Solar Companies in South Holland
Thinking of going solar but still deciding on which solar company would be best for your needs? Although it can be difficult to choose a solar company, the effort will pay off because going solar has many great perks. Plus, environmentally conscious leadership has stimulated a growing solar market, and a great number of the best solar companies are hoping to capitalize on it. That's why South Holland offers many options for solar installers.
If you’re planning on going solar, the first step to make is to find the best solar companies in South Holland and compare quotes. That’s why we took the time and came up with a list of the best solar companies to make your life easier.To see how much you might have to pay to install a solar panel system on your roof, you can get a free quote from one of the top solar companies in South Holland by clicking the "get quote" button below.
Best Solar Financing
Blue Raven Solar
- Industry-leading in-house financing
- Competitive pricing
- Excellent reputation
- Doesn't offer solar batteries
Best for Leasing
Sunrun
- 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 South Holland

SunPower by Sun N Us
Clear Pricing Policy
Informative Resources
Reliable Customer Support
Free Quotes
Limited information available on website
Services Offered
Panel Installation
Consultation

WindSoleil Solar and Wind Energy Services
Free Quotes
Clear Pricing Policy
Reliable Customer Support
Informative Resources
Limited information available on website
Services Offered
Battery Storage
Panel Installation
Grid-Tied Solar System
Off-Grid Solar Systems

FreeWorld Solar
Informative Resources
Free Quotes
Limited information available on website
Services Offered
Permit Assistance
Panel Installation
Financing Assistance
Consultation
Battery Storage
Skilled Repairs



ilumen Solar
Clear Pricing Policy
Free Quotes
Informative Resources
Reliable Customer Support
Limited information available on website
Services Offered
Cleaning and Maintenance
Panel Installation
Skilled Repairs
Grid-Tied Solar System
Battery Storage
Financing Assistance
Permit Assistance
Consultation

Reficiency Solar
Informative Resources
Reliable Customer Support
Clear Pricing Policy
Limited information available on website
Services Offered
Panel Installation
Consultation
Battery Storage
Skilled Repairs

93Energy Solar
Free Quotes
Prompt Service Delivery
Reliable Customer Support
Clear Pricing Policy
Informative Resources
Limited information available on website
Services Offered
Cleaning and Maintenance
Financing Assistance
Panel Installation
Permit Assistance
Battery Storage


RxSun
Clear Pricing Policy
Free Quotes
Reliable Customer Support
Informative Resources
Limited information available on website
Services Offered
Permit Assistance
Cleaning and Maintenance
Battery Storage
Financing Assistance
Consultation
Panel Installation

Certasun
Free Quotes
Informative Resources
Clear Pricing Policy
Reliable Customer Support
Limited information available on website
Services Offered
Battery Storage
Financing Assistance
Consultation
Permit Assistance
Panel Installation


Kapital Electric, Inc.
Free Quotes
Clear Pricing Policy
Informative Resources
Reliable Customer Support
Limited information available on website
Services Offered
Panel Installation
Permit Assistance
Tesla Powerwall
Cleaning and Maintenance
Battery Storage
Consultation

Windfree Solar Co
Informative Resources
Free Quotes
Reliable Customer Support
Clear Pricing Policy
Limited information available on website
Services Offered
Consultation
Panel Installation
Battery Storage

Methodology: How We Ranked the Best Solar Companies in South Holland
EcoWatch's solar experts analyzed each solar company in South Holland 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 South Holland
Below are some the criteria we examined specifically for Illinois 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 South Holland
While solar panels can save you a decent chunk of change on energy bills over time, it’s important to consider the upfront costs.The cost and possible savings vary depending on a few key factors such as:
- Incentives: Those who install a solar energy system this year can save 0 of their total solar spend by taking advantage of the federal solar investment tax credit. You can also save about $13,000 on your electricity bills over 20 years not including incentives.
- Your location: This influences the average daily sunlight your roof gets, which helps determine how many panels you need.
- The type and model of solar panels you want to get: Some cost more, so that will affect your budget for your solar project.
- How much you spend on energy: The typical household in South Holland shells out around $1,200 a year on home energy use alone, so you could gain that much in savings.
As a result of the cost of solar panels being lower than before as well as local and federal solar incentives, they are a worthwhile investment for many homeowners.
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Solar Incentives in South Holland
Since solar power is a cleaner source of energy than traditional energy sources, there are a number of government incentives in place to encourage its adoption.You can qualify for the federal solar investment tax credit (ITC) for the tax year you turn on your a solar panel system. You can also potentially stack the ITC with other local incentives. Our article on solar incentives has more information on the incentives you can find in South Holland.
Environmental Impact of Switching to Solar in South Holland
Installing solar panels can have a beneficial effect on the environment.Many homeowners might be wondering how much exactly they can impact the environment by switching to solar in South Holland, though. One thing you should consider is your overall carbon footprint. For example, if you spend lots of time commuting to work and have an electric vehicle, you can install solar panels on your home to power your EV and therefore help offset your carbon emissions.Although making solar panels releases carbon dioxide emissions, the panels make up for it by greatly reducing the amount of CO2 you would have released if you still used nonrenewable energy. In South Holland, you can reduce your carbon footprint by 90 pounds a year with solar panels. Since energy from the sun is renewable and produces electricity without a carbon footprint, adding solar panels to your home is one easy step you can take to help the environment.
Best Solar Financing
Blue Raven Solar
- Industry-leading in-house financing
- Competitive pricing
- Excellent reputation
- Doesn't offer solar batteries
Best for Leasing
Sunrun
- Expansive service area
- Many financing options
- Some reported issues with customer service
- Some reported issues with door-to-door sales
EcoWatch's South Holland, IL Solar Company Rankings FAQs
Which solar panel installer is the best in South Holland?
In South Holland, SunPower by Sun N Us is the top local solar company. Our team of experts rates it 3.00 stars, so it's a good choice if you're planning on installing solar panels on your house.
What are some of the pros and cons of switching to solar?
A few of the biggest pros are that it lowers your electricity bills, it’s environmentally friendly, and it can give you a decent return on your investment (ROI). The most notable cons are that solar panels don’t work as well when there’s limited direct sunlight, the installation cost is pricey and solar panels can be an eyesore.
How long does it take for solar to pay for itself?
Solar panels typically pay for themselves in about 18.6 years, but your solar payback period will vary depending on your utility costs. The higher your typical power bill, the quicker your solar panel system will recoup your installation costs.
When is the best time of year to install solar panels?
You can put up solar panels whenever it's convenient for you, but consider doing so in the winter when the demand is less. With fewer homeowners going solar, you could potentially see quicker installation times and more savings.
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.