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2026
Solar companies in Illinois

Solar companies in Illinois

Discover Illinois' top solar companies on our definitive listing page. Aspiring to sustainable living, or searching for energy-efficient alternatives? Rotate toward the sun with our diverse roster of top-tier solar firms that excel in harnessing the power of the sun.

From Chicago to Springfield, find local solar energy providers that illuminate homes and businesses with clean, renewable power every single day. Our listed companies specialize in solar panel installation, maintenance, and innovative solar energy solutions for both residential and commercial requirements.

Whether you're looking to save on energy costs or interested in reducing your carbon footprint, our directory champions the cream of the crop in Illinois' solar industry. Experience trustworthy, quality services that perfectly align with your green energy goals.

Take a leap forward into a sustainable future by browsing through our listing. Partner with these leading solar companies in Illinois and kickstart your journey towards energy independence today. Watch the positive impact ripple from your electricity bill, to your local economy, and ultimately, the environment.

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Company
Rating
Location
Solar Micronics, Inc
Solar Micronics, Inc
Solar Micronics, Inc - Top solar energy developer & EPC contractor offering residential, commercial, & utility-scale installations with 30 years of experience & lifetime warranty.
0 (0 reviews)
Burr Ridge, Illinois
Headline Solar
Headline Solar
Trust Headline Solar for customer-centric, hassle-free solar panel installations, comprehensive financing options, and quality products with 25-year warranties. 5-star Google-rated.
4.2 (1+ reviews)
Hoffman Estates, Illinois
Carlson Solar Energy
Carlson Solar Energy
"Discover Carlson Solar Energy's reliable solar panel installation and renewable energy services for residential & commercial properties. Free consultation available!"
5 (1+ reviews)
Addison, Illinois
National Solar Service
National Solar Service
National Solar Service offers top-quality solar panel installation, maintenance, and custom solutions in Schaumburg, IL & Lansing, MI. Exceptional customer service and financing guidance.
3 (1+ reviews)
Schaumburg, Illinois
AccelWind Holdings, Inc.
AccelWind Holdings, Inc.
AccelWind.com offers quick domain name delivery & secure shopping since 2005. Choose from a vast selection with a 30-day guarantee, zero% financing, & top customer service.
0 (0 reviews)
St. Charles, Illinois
Modern Mill Solar
Modern Mill Solar
Upgrade your property with Modern Mill Solar's industry-leading residential and commercial solar solutions, offering quality installations, financing options, and a Production Guarantee. Save money and reduce your carbon footprint today!
3.5 (1+ reviews)
Lombard, Illinois
Vantage Home Solar Illinois
Vantage Home Solar Illinois
Vantage Home Solar offers custom solar panel systems and low fixed energy pricing in Illinois & New Jersey. Expert installation, 5-star reviews, energy monitoring & optimization.
0 (0 reviews)
Lombard, Illinois
Erthe Energy Solutions
Erthe Energy Solutions
Erthe Energy Solutions offers innovative strategies & expert guidance for complex energy challenges, with a focus on superior customer service & people-centric solutions. Woman-owned small business.
0 (0 reviews)
Naperville, Illinois
Solar Energy of Illinois
Solar Energy of Illinois
Experience top-tier solar solutions in Chicago with Solar Energy of Illinois, offering exceptional customer service, solar panel installation, maintenance, and upgrades.
0 (0 reviews)
Glenview, Illinois
Progressive Business Solutions
Progressive Business Solutions
Maximize your energy savings with Progressive Business Solutions' utility supply audit services, solar development, and energy conservation. A+ rated with 10+ years of experience.
5 (1+ reviews)
Aurora, Illinois