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Last Updated: February 25, 2025
Year after year, more Greenville residents install rooftop solar panels to add value to their property and provide a dependable source of power. Adopting solar energy can help you save money and reduce your carbon footprint, but you want to make sure you find a qualified installer. That’s why, after reviewing and analyzing providers, we compiled a guide to the most reliable solar companies in Greenville. These providers consistently deliver high-quality service.

Our Rating
User Rating
Clear pricing policy
Informative resources
Reliable customer support
Free quotes
Services Offered

Our Rating
User Rating
Reliable customer support
Informative resources
Clear pricing policy
Free quotes
Services Offered

Our Rating
User Rating
Reliable customer support
Clear pricing policy
Prompt service delivery
Services Offered

Our Rating
User Rating
Clear pricing policy
Reliable customer support
Informative resources
Free quotes
Services Offered

Our Rating
User Rating
Clear pricing policy
Reliable customer support
Informative resources
Services Offered

Our Rating
User Rating
Informative resources
Reliable customer support
Clear pricing policy
Free quotes
Services Offered

Our Rating
User Rating
Free quotes
Reliable customer support
Informative resources
Services Offered

Our Rating
User Rating
Free quotes
Informative resources
Services Offered
Today's Homeowner looks at dozens of datapoints on solar companies to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:
Going solar can be a great way to reduce electricity costs and help the planet by reducing your carbon footprint using renewable energy. Here are some key factors to consider when deciding if a solar installer is trustworthy.
Confirm that your solar installer is properly licensed. This helps ensure that the work is done correctly using current best installation practices. Ohio may require a solar company to hold a state contractors' license, but only for commercial work. For home solar panel installations, cities can establish their own licensing or regulatory requirements.
Look at review platforms such as TrustPilot, Google Reviews, and the Better Business Bureau (BBB) to find out what previous customers say about local solar installers. Reviews can give you an idea of a company’s dependability and customer service. Be cautious of companies lacking reviews or with predominantly negative feedback.
To find a solar installer that fits your budget, get free, detailed quotes from at least three providers. The quotes should outline all costs and list the solar equipment included. Comparing several quotes helps you identify the most cost-effective option.
Quality solar installations should come with comprehensive workmanship and performance warranties. The workmanship guarantee covers any installation problems such as poor wiring, poor alignment, or cracks in the panels. The performance warranty promises a specific energy output level. Strong warranties indicate that a solar installer trusts its installations.
Solar can help you lower electricity bills over time. Be sure to consider these aspects when considering the final cost and value of solar panels.
The cost of solar panels varies based on system capacity and the technology being used. The average solar system in Greenville has a capacity of 7.5 kilowatts. Homeowners in the area can expect to pay approximately $3,410 per kilowatt; the average Greenville homeowners spends about $17,844 on a new solar system after accounting for federal tax breaks. (Some homeowners prefer to lease solar panels to reduce upfront costs.) A personalized quote from a local solar provider will account for things like the size, panel type, and capacity of the planned system, and should include fees for labor, permit fees, and preliminary work.
Incentive Amount:
Heating & Cooling
Air Conditioning: $100 - $150, varies by efficiency and equipment application
Air Source Heat Pump: $150 - $250, varies by efficiency and equipment application
Geothermal Heat Pump: $800 - $1,000, varies by efficiency and equipment application
Heat Pump Water Heaters: $400
Airlfow/Climate Control
WiFi Thermostat: $20-$30
Smart Thermostat: $75
Air Insulation & Sealing: Up to $650, must be through approved contractors
Appliance Recycling: $50
Incentive Type: PACE Financing
Incentive Amount:
Low-interest, 30-year loan
A solar photovoltaic (PV) system can generate power to run any electric appliance or system in your home. If you don't want to use solar power for your entire home, you can install a solar heating system for your water.
With home solar energy, you can recoup the cost of the system over time, lower your property's emissions, and be better prepared if there's an outage to the local grid.
Yes, it's possible to use home solar energy alongside conventional power sources. In most parts of the country, solar panels are designed to supplement your existing energy sources, meaning that you can reap the savings and environmental benefits of solar energy without having to completely switch over.
Your installer can give you an estimate of what your energy bills will look like after you install solar panels. Generally, your energy bills will decrease significantly because you'll be using energy from the sun for free, instead of buying energy from the utility company. The average annual savings in Greenville amount to $1,100.
With respect to taxes, the federal government offers a tax credit of up to 30% of the panels' cost. Depending on where you live, you could also claim or apply for state or property tax incentives. As for insurance, your monthly premium may be slightly higher because solar panels increase your property's value. You should speak with your accountant or insurance agent for information specific to your case.
The most common types of home solar panels in Greenville include thin-film, polycrystalline and monocrystalline. Monocrystalline panels are balanced and efficient, while thin-film and polycrystalline panels pair good performance with greater upfront value. Talk with your local provider about what kinds of solar panels they work with.
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