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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
Green 4 All Energy Solutions
Green 4 All Energy Solutions
Choose Green4All Energy Solutions for top-tier solar panel installation, system design, and battery storage in Texas. Save money and reduce your carbon footprint with our expert solar services.
5 (1+ reviews)
Chicago, Illinois
Tron Solar
Tron Solar
Upgrade to eco-friendly solar energy with Tron Solar, Illinois' top-rated solar company offering custom-tailored systems, hassle-free installation, and unbeatable customer care.
4.9 (635+ reviews)
Vernon Hills, Illinois
SunPower by Sun N Us
SunPower by Sun N Us
Sun N Us offers affordable solar solutions, partnering with top providers to power 7.5M+ homes, ensuring expert consultation & 25-year warranty. Join the eco-superhero team!
4.6 (10+ reviews)
Des Plaines, Illinois
Ranger Power
Ranger Power
Ranger Power offers community-focused solar energy solutions, providing site assessment, solar panel installation, financing help, & battery storage options.
0 (0 reviews)
Chicago, Illinois
Rofa Solar
Rofa Solar
Discover Rofa Solar, Turkey's top solar energy provider offering custom solar panel installation, battery storage, and Seraphim panel distribution for businesses and homes.
5 (1+ reviews)
Chicago, Illinois
ADT Solar
ADT Solar
Save on energy bills & reduce environmental impact with ADT Solar's high-quality home solar solutions, backed by over 148 years of experience. Trustworthy warranties & guarantees.
4.5 (100+ reviews)
Elk Grove Village, Illinois
Contact - Inter Solar Inc
Contact - Inter Solar Inc
InterSolar delivers affordable residential solar solutions, reducing carbon footprint & increasing home value with incentives & tax credits in Illinois.
0 (0 reviews)
Chicago, Illinois
Windy City Solar Group
Windy City Solar Group
Windy City Solar Group offers quality solar solutions in Chicagoland, providing installation, design, and maintenance for renewable, clean energy. Lower bills and eco-friendly living await!
5 (98+ reviews)
Berwyn, Illinois
Chicago Solar Experts
Chicago Solar Experts
Achieve energy independence with Chicago Solar Experts, providing tailored solar panel installations, rebates, and additional services in Iowa & Illinois. Get a free estimate today!
0 (0 reviews)
Arlington Heights, Illinois
Crossroads Solar
Crossroads Solar
Crossroads Solar's 200 MW solar photovoltaic facility offers clean energy, diverse farm income, and sustainable ecosystem with unique design for minimal soil disturbance & enhanced downstream water quality.
0 (0 reviews)
Chicago, Illinois