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10 Best Solar Companies in Grayslake, IL

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

Last Updated: February 25, 2025

Every year, more Grayslake residents adopt rooftop solar panels to lower their carbon footprint and add value to their property. Switching to solar energy can reduce your monthly energy expenses and shrink 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 reputable solar installation companies in Grayslake.

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 Grayslake

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

Informative resources

Clear pricing policy

Reliable customer support

Free quotes

Services Offered

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

Greenlink Energy Solutions

Greenlink Energy Solutions Logo

Our Rating

User Rating

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

Clear pricing policy

Informative resources

Prompt service delivery

Free quotes

Reliable customer support

Services Offered

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

Kapital Electric, Inc.

Kapital Electric, Inc. Logo

Our Rating

User Rating

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

Free quotes

Reliable customer support

Clear pricing policy

Informative resources

Services Offered

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

93Energy Solar

93Energy Solar Logo

Our Rating

User Rating

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

Informative resources

Reliable customer support

Free quotes

Clear pricing policy

Prompt service delivery

Services Offered

Panel installation
Financing assistance
Cleaning and maintenance
Permit assistance
Battery storage

RxSun

RxSun Logo

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User Rating

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

Reliable customer support

Informative resources

Clear pricing policy

Free quotes

Services Offered

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

Rethink Electric

Rethink Electric Logo

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User Rating

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

Clear pricing policy

Free quotes

Reliable customer support

Informative resources

Services Offered

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

WindSoleil Solar and Wind Energy Services

WindSoleil Solar and Wind Energy Services Logo

Our Rating

User Rating

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

Reliable customer support

Clear pricing policy

Free quotes

Informative resources

Services Offered

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

Certasun

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Our Rating

User Rating

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

Informative resources

Reliable customer support

Free quotes

Clear pricing policy

Services Offered

Consultation
Panel installation
Financing assistance
Permit assistance
Battery storage

Nelnet Renewable Energy

Nelnet Renewable Energy Logo

Our Rating

User Rating

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

Reliable customer support

Informative resources

Clear pricing policy

Free quotes

Services Offered

Consultation
Cleaning and maintenance
Financing assistance
Battery storage
Panel installation

CF Solar Power

CF Solar Power Logo

Our Rating

User Rating

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

Informative resources

Prompt service delivery

Free quotes

Clear pricing policy

Reliable customer support

Services Offered

Tesla powerwall
Panel installation
Cleaning and maintenance
Battery storage
Permit assistance
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

Installing solar panels can reduce your electricity costs and benefit the planet by reducing your carbon footprint. When determining whether a solar provider is right for you, consider these key factors.

Check Licensing

Hiring a licensed solar installer is critical. This help guarantee that the work is done correctly using current installation best practices. In Illinois, the state Commerce Commission licenses distributed generation energy contractors, including solar contractors.

Read Customer Reviews

Check TrustPilot, Google Reviews, the Better Business Bureau (BBB), and other review sites to see what past customers have to say about local solar companies. Detailed reviews can help you assess a provider's trustworthiness and customer service. Stay away from providers with few or mainly poor reviews.

Compare Multiple Quotes

To find a solar company that works with your budget, ask for free, detailed quotes from at least three providers. The quotes should outline all costs and list the solar equipment included. Looking at several quotes helps you identify the best value.

Ask About the Warranty

High-quality solar installations should include robust workmanship and performance guarantees. The workmanship guarantee covers any installation issues like poor wiring, poor alignment, or cracks in the panels. The output warranty guarantees an energy generation baseline. Strong guarantees reflect a solar provider's faith in its installations.

Evaluate Financing and Incentives

Solar energy can help reduce your energy expenses over time. Be sure to weigh these aspects when determining the cost and value of solar panels.

  • Compare system purchase options: Solar panels can be purchased outright or financed through a loan or lease. Check important financing details such as fees, annual percentage rate (APR), payment schedule, and ownership implications when financing your solar system.
  • Research federal and state tax credits: A 26% federal tax credit for the full solar system cost is available through 2032. Many states provide incentives, too. The credits can lead to substantial savings for solar buyers.
  • Look into utility rebates: More financial incentives might be available from utility companies looking to encourage homeowners to go solar. Contact your local utility provider to learn rebate values and eligibility rules, so you can determine your possible savings.

Cost of Solar Installation in Grayslake

Solar panel costs vary based on system capacity and the technology being used. The average solar system in Grayslake has a capacity of 6.3 kilowatts. Homeowners in the area can expect to pay approximately $3,760 per kilowatt; the average Grayslake homeowners spends roughly $16,643 on a new solar array after accounting for federal tax breaks. (Some homeowners prefer to lease solar panels to lower upfront costs.) A personalized quote from a local solar provider will account for things like the panel type, capacity, and size of the planned system, and should include prices for labor, preliminary work, and permit fees.

Grayslake 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 Grayslake, IL

A solar photovoltaic (PV) array 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 PV, 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.

It depends on where you live and what type of panels you're installing. Since there's a moderate amount of snowfall in Grayslake, your best time to install solar panels is in the spring and fall.

Your payback period is the time to earn a net profit from your solar panels. It will vary based on the rate your utility charges per kilowatt of power, the average sunlight in your area, and their rated capacity. Grayslake gets quite a bit of sunlight per day, so an average payback period could last up to 18.4 years per 5 kW of capacity.

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

Regarding 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. Regarding 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.

Solar energy can be more efficient than other forms of renewable energy. They have inexpensive upkeep and today's systems can work in a variety of conditions.

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