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10 Best Solar Companies in Grafton, IL

More than 130 people have received a free quote in the last 60 days.

Last Updated: February 25, 2025

Rooftop solar energy is becoming increasingly popular for Grafton homeowners. A new solar energy system can help you add value to your property, provide a dependable source of power, and decrease your carbon footprint. Transitioning to solar energy can lower your monthly energy expenses and decrease your carbon output. Before you get started, you want to make sure you find a qualified installer. Luckily, we've done the research and created a guide to the best and most reliable solar installation companies in Grafton.

Advertisement This site receives compensation from some of the companies featured in this listing, which may impact where and how products appear. When you click "Get Quote," you will be connected with partners who may contact you with information related to your inquiry. This listing doesn't feature all companies, products, or offers that may be available.

Top 10 Best Solar Companies in Grafton

Advertisement This site receives compensation from some of the companies featured in this listing, which may impact where and how products appear. When you click "Get Quote," you will be connected with partners who may contact you with information related to your inquiry. This listing doesn't feature all companies, products, or offers that may be available.

ilumen Solar

ilumen Solar Logo

Our Rating

User Rating

4 N Hillview Dr C, Lake Barrington, IL 60010 (847) 852-3370 ilumen-solar.com

Clear pricing policy

Reliable customer support

Informative resources

Free quotes

Services Offered

Panel installation
Skilled repairs
Consultation
Financing assistance
Grid-tied solar system
Cleaning and maintenance
Permit assistance
Battery storage

Greenlink Energy Solutions

Greenlink Energy Solutions Logo

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User Rating

3020 Forest View Rd, Rockford, IL 61109 (779) 256-6049 usgreenlink.com

Free quotes

Informative resources

Prompt service delivery

Reliable customer support

Clear pricing policy

Services Offered

System decommissioning
Cleaning and maintenance
Panel installation
Battery storage
Financing assistance
Permit assistance

Kapital Electric, Inc.

Kapital Electric, Inc. Logo

Our Rating

User Rating

1270 Mark St, Bensenville, IL 60106 (630) 833-2389 kapitalelectric.com

Informative resources

Free quotes

Clear pricing policy

Reliable customer support

Services Offered

Permit assistance
Cleaning and maintenance
Tesla powerwall
Battery storage
Panel installation
Consultation

93Energy Solar

93Energy Solar Logo

Our Rating

User Rating

4517 Oakton St, Skokie, IL 60076 (773) 791-2070 93energy.com

Clear pricing policy

Prompt service delivery

Informative resources

Reliable customer support

Free quotes

Services Offered

Cleaning and maintenance
Financing assistance
Battery storage
Permit assistance
Panel installation

RxSun

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2211 N Elston Ave Suite 208, Chicago, IL 60614 (800) 607-9786 rxsun.com

Free quotes

Reliable customer support

Clear pricing policy

Informative resources

Services Offered

Financing assistance
Cleaning and maintenance
Permit assistance
Panel installation
Consultation
Battery storage

Rethink Electric

Rethink Electric Logo

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850 N Central Ave, Wood Dale, IL 60191 (630) 747-4587 rethinkelectric.com

Reliable customer support

Clear pricing policy

Free quotes

Informative resources

Services Offered

Solar panel upgrades
Cleaning and maintenance
Permit assistance
Skilled repairs
Panel installation
Financing assistance

WindSoleil Solar and Wind Energy Services

WindSoleil Solar and Wind Energy Services Logo

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User Rating

401 N Trumbull Ave # D, Chicago, IL 60624 (224) 307-4057 windsoleil.com

Reliable customer support

Free quotes

Informative resources

Clear pricing policy

Services Offered

Grid-tied solar system
Battery storage
Panel installation
Off-grid solar systems

Certasun

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User Rating

1582 Barclay Blvd, Buffalo Grove, IL 60089 (312) 638-0800 certasun.com

Clear pricing policy

Free quotes

Informative resources

Reliable customer support

Services Offered

Financing assistance
Permit assistance
Consultation
Battery storage
Panel installation

Nelnet Renewable Energy

Nelnet Renewable Energy Logo

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User Rating

230 N Hicks Pl, Palatine, IL 60067 (888) 202-5630 nelnetenergy.com

Informative resources

Reliable customer support

Free quotes

Clear pricing policy

Services Offered

Battery storage
Cleaning and maintenance
Panel installation
Consultation
Financing assistance

CF Solar Power

CF Solar Power Logo

Our Rating

User Rating

1424 W Church St, Sandwich, IL 60548 (815) 570-5596 cfsolar.org

Prompt service delivery

Clear pricing policy

Free quotes

Reliable customer support

Informative resources

Services Offered

Tesla powerwall
Permit assistance
Battery storage
Cleaning and maintenance
Panel installation
Financing assistance
Today's Homeowner Ranking Methodology

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:

  • Company Experience
  • Real User Reviews
  • Company Reputation
  • Accreditations and Licenses
  • Service Area
  • Customer Service
Have questions about our methodology or company ratings? Reach out to FindAPro@TodaysHomeowner.com.

How To Choose a Solar Company

Putting solar panels on your roof could reduce your electricity payments while helping the environment by reducing your carbon footprint through renewable energy use. Key considerations when looking at local solar installers are as follows.

Check Licensing

It's important to hire a licensed solar installer. This help guarantee that the work is done correctly using the most up-to-date installation methods. In Illinois, the state Commerce Commission licenses distributed generation energy contractors, including solar installers.

Read Customer Reviews

Look at review platforms such as Google Reviews, TrustPilot, 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.

Compare Multiple Quotes

Get free, detailed quotes from 3–5 solar companies. The quotes should describe all costs and identify the solar parts included. Looking at several quotes can help you find the best value for your budget.

Ask About the Warranty

Quality solar installations should include strong workmanship and performance warranties. A workmanship guarantee addresses any installation defects (such as cracks in the panels, poor wiring, or poor alignment), while a performance warranty ensures a certain level of energy production. Strong guarantees demonstrate a company's confidence in its work.

Evaluate Financing and Incentives

Solar energy can help lower your electric bills over time. When considering the total price and value of solar panels, make sure to consider these factors.

  • Look into utility rebates: More discounts might be available from local power companies looking to encourage homeowners to switch to solar power. Contact your local utility provider to learn rebate values and qualification criteria, so you can calculate your possible savings.
  • Research federal and state tax credits: A 26% federal solar tax credit on total system costs is available through 2032. Many states also offer incentives. These credits provide substantial savings for solar customers.
  • Compare system purchase options: Solar panels may be paid for upfront or financed through leases or loans. Confirm important financing details such as annual percentage rate (APR), payment schedule, fees, and ownership implications when financing your solar system.

Cost of Solar Installation in Grafton

Grafton homeowners typically spend about $17,168 on home solar systems after federal tax refunds. Solar arrays in Grafton cost approximately $3,760 per kilowatt, with the average residential solar system being 6.5 kilowatts. A personalized estimate from a local solar provider will include costs for permit fees, preliminary work, and labor, and will account for your system's capacity, size, and panel type. Some homeowners prefer to lease their solar panels in order to reduce upfront costs.

Grafton Solar Incentives Guide

Incentive Type: Property Tax Incentive

Incentive Amount:

Varies

Incentive Type: Rebate Program

Website: comed.com

Incentive Amount:

Appliances
Air Purifier: $50
Clothes Washer: $50
Dehumidifier: $50
Electric Clothes Dryer: $50
Freezer: $50
Refrigerator: $50
Room Air Conditioner: $25

Refrigerator/Freezer Recycling: Free pickup and $50, plus an additional $10 if recycling a room A/C at the same time
Heating & Cooling
Air Source Heat Pump: $400 - $600
Central A/C: $300 - $600
Ductless Mini-Split Heat Pump: $400
Geothermal Heat Pump: Up to $6,000/home
Furnace Blower Motor (ECM): $50 - $100
Miscellaneous
Advanced Power Strip: $10
Air Sealing: Up to $400/home
Attic Insulation: Up to $300/home
Duct Sealing: Up to $500/home
Lighting: In-store discounts, varies
Pool Pump: $275
Smart Thermostat: $100
Wall Insulation: Up to $400/home

Incentive Type: Solar Renewable Energy Credit Program

Website: icc.illinois.gov

Incentive Amount:

Negotiated with procurement administrators

Incentive Type: Personal Tax Credit

Website: ecowatch.com

Incentive Amount:

30% federal tax credit for systems placed in service after 12/31/2021 and before 01/01/2033. Good for: solar water heat, solar photovoltaics, biomass, geothermal heat pumps, wind (small), fuel cells using renewable fuels.

Frequently Asked Questions About Solar in Grafton, IL

Generally speaking, a solar photovoltaic (PV) system can be used to power any household appliance or system that uses electricity. In the smallest case, you can use a solar water heater.

There are a number of benefits to home solar energy. You can raise your property values, qualify for tax benefits, and reduce emissions. With the right storage equipment, solar panels can also give you further energy independence and offer some protection from power outages.

It depends on your location and the kind of panels you plan to use. Since there's a moderate amount of snowfall in Grafton, your best time to get solar is in the spring and fall.

Absolutely. Grafton uses a balanced mixture of solar energy and conventional power sources. While your panels at home will lower your home's emissions and provide cost savings, you'll still benefit from access to the local grid.

Your payback period is the time to achieve an ROI on your solar panels. It will vary based on their rated capacity, the average sunlight in your area, and the rate your utility charges per kilowatt of power. Grafton gets quite a bit of sunlight per day, so an average payback period could last up to 19.0 years per 5 kW of capacity.

The type of solar panels you have will have specific maintenance steps to follow. Regardless of type, you should clean your panels regularly and inspect them for damage. Many solar contractors in the Grafton area offer multipoint maintenance plans to help you make the most of your panels and keep them healthy for as long as possible.

Net metering is a type of "power purchase agreement." If your state or utility offers net metering, you can send the solar energy you don't use to the grid. In return, they'll give you a credit on your power bill.

Of course. Solar panels are independent of the Grafton grid and will continue to generate power even if the grid is having problems. Keep in mind, however, that a solar system without a storage system cannot keep you running through a nighttime outage. Your contractor can discuss some economical options to keep your home's power access reliable through the worst conditions, including battery backups or an emergency generator.

Other Grafton, IL Home Services