15 Best Solar Companies in Sappington, MO (2025 Reviews)
We analyzed over 1500 solar companies in the nation,
and have selected the top 15 in Sappington based on:
Customer review scores
Service area for Sappington, MO
Company policies and services offered
Accreditations and certifications
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Average Sappington homeowner saves $1,376/year with solar panels
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Best Solar Companies in Sappington
If you’re looking for the best solar companies in Sappington, sifting through so many options can be daunting, but it can pay off since switching to solar energy can offer so many fantastic perks. Solar panels can be expensive, but switching to solar will save you money on your energy bills over time. In fact, you can potentially save about $16,000 over 20 years.
If you want to start taking advantage of the many perks of solar, we can help you narrow down your options to find the Sappington solar installer that’s perfect for you.Read on to see our picks for the top solar companies in the city, or connect with a certified solar company near you right away by clicking the button below.
EcoWatch Rankings for Solar Companies in Sappington

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


StraightUp Solar of St. Louis
Informative Resources
Free Quotes
Clear Pricing Policy
Limited information available on website
Services Offered
Panel Installation
Grid-Tied Solar System
Battery Storage
Cleaning and Maintenance
Financing Assistance
Consultation

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

Route 66 Solar
Clear Pricing Policy
Informative Resources
Free Quotes
Limited information available on website
Services Offered
Panel Installation
Grid-Tied Solar System
System Decommissioning
Financing Assistance

EFS Energy
Clear Pricing Policy
Reliable Customer Support
Informative Resources
Limited information available on website
Services Offered
Consultation
Cleaning and Maintenance
Panel Installation
Financing Assistance

Helio Solar Power, LLC.
Informative Resources
Clear Pricing Policy
Free Quotes
Prompt Service Delivery
Reliable Customer Support
Limited information available on website
Services Offered
Panel Installation
Cleaning and Maintenance
Financing Assistance
Skilled Repairs
Solar Carports
Battery Storage

Solar city stl
Reliable Customer Support
Informative Resources
Free Quotes
Limited information available on website
Services Offered
Financing Assistance
Battery Storage
Cleaning and Maintenance
Consultation
Panel Installation
Permit Assistance


Solar Luxury LLC
Reliable Customer Support
Free Quotes
Limited information available on website
Services Offered
Off-Grid Solar Systems
System Decommissioning
Consultation
Skilled Repairs
Panel Installation

Sustainable Solar
Clear Pricing Policy
Informative Resources
Free Quotes
Reliable Customer Support
Limited information available on website
Services Offered
System Decommissioning
Grid-Tied Solar System
Permit Assistance
Skilled Repairs
Off-Grid Solar Systems
Financing Assistance
Battery Storage
Panel Installation



Purelight Power of St. Louis
Informative Resources
Free Quotes
Reliable Customer Support
Clear Pricing Policy
Limited information available on website
Services Offered
Financing Assistance
Permit Assistance
Grid-Tied Solar System
Panel Installation
Consultation

five stars electric and solar LLC
Limited information available on website
Services Offered
Panel Installation
Methodology: How We Ranked the Best Solar Companies in Sappington
EcoWatch's solar experts analyzed each solar company in Sappington 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 Sappington
Below are some the criteria we examined specifically for Missouri 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 Sappington
For many homeowners, whether or not you should invest in a solar energy system comes down to the cost.The installation cost is just one important factor you should bear in mind when looking into getting solar panels. How much it'll cost and how much you can save depend on things including:
- System size and type: Some models are more pricy than others, so the one you decide on can raise or lower your initial investment. Plus, the more solar panels you need to get, the more it'll cost.
- Whether or not your roof gets a lot of direct sunlight: This, along with the configuration of your roof, affects affect how much energy your solar panels can generate.
- Electricity consumption: The average household in Sappington uses a decent amount of, and as a result may save on their energy bills.
- Incentives: The federal solar investment tax credit currently allows you to lower your taxes by 0 of the project cost. Your state may also have incentives and rebates that you can use. In addition, you can save about $16,000 over 20 years on your utility bills, before factoring in incentives.
Thanks to the cost of solar panels being lower than before as well as local and federal solar incentives, they are a cost-effective investment for many homeowners.
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Solar Incentives in Sappington
Although a solar power system is typically a $15,000 to $25,000 investment, it can save you a considerable amount of money over time because of lower energy bills and government incentives.State and city solar incentives depend on the location and, sometimes, utility company. Many states offer rebates for solar power, in addition to the federal solar tax credit. In our article on solar incentives, you can find out about the incentives you qualify for in Sappington.
Environmental Impact of Switching to Solar in Sappington
Making the switch to solar power is a profound way to do what you can for a greener future.Something many homeowners might be wondering about is how much can they really help save the environment by switching to solar power anyway? In a place like Sappington where commute times can be pretty long, using solar power can help offset some of your carbon dioxide emissions from being on the road a lot.In fact, if you adopt solar power, you could reduce your carbon dioxide emissions by about 100 pounds each year. If you want to do your part for the environment, you’ll most likely find that there are many benefits of adopting solar power other than just saving money on bills. You can also help protect the environment, which some would argue is invaluable.
EcoWatch's Sappington, MO Solar Company Rankings FAQs
Which solar panel installer is the best in Sappington?
In Sappington, Astrawatt Solar is the best local solar company. Our team of experts rates it 5.00 stars, so it's a great choice if you're planning on installing solar panels on your roof.
What is the negative environmental impact of solar panel manufacturing?
Manufacturing solar panels needs to use chemicals and produces toxic waste that can be dangerous for the environment, which is the main drawback of solar panels.
How long does it take for solar to pay for itself?
The average payback period for solar panel installation is about 13.7 years, but the exact period varies by the cost of electricity where you are, incentives and net metering programs.
What is solar panel capacity and how much do I need for my house?
Solar panel capacity is how much energy the panels can produce under ideal conditions (a sunny day around noon). The average household needs between 20 and 35 panels to account for how much energy they need.
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.