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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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Atlas Solar Advisors
Atlas Solar Advisors
Discover the hassle-free solar experience with Atlas Solar Advisors, committed to providing top-notch renewable energy solutions & customer satisfaction. Get a free quote today!
5 (19+ reviews)
Chicago, Illinois
VGI Energy
VGI Energy
VLV Development offers solar solutions for urban communities, focusing on revitalizing housing & downtown developments with clean energy innovation. Team up with VGI Energy for a sustainable future.
0 (0 reviews)
Chicago, Illinois
Hecate Energy
Hecate Energy
Hecate Energy offers innovative renewable energy & storage solutions with solar, wind, and cutting-edge technologies. Preserving farms & boosting local economies.
0 (0 reviews)
Chicago, Illinois
Sunrun Solar
Sunrun Solar
Sunrun offers custom-designed solar energy systems, battery storage solutions, and energy monitoring for US homeowners, helping save money and reduce carbon footprint.
0 (0 reviews)
Chicago Ridge, Illinois
93Energy Solar
93Energy Solar
Experience reliable solar panel installation & sustainable energy solutions with 93Energy's expert services in Illinois – including assessments, battery storage & EV charging.
4.9 (27+ reviews)
Skokie, Illinois
Lakeshore Solar
Lakeshore Solar
Lakeshore Solar specializes in custom solar electric system design & installation, with experts focused on roofing, real-time system monitoring, and financing guidance for a sustainable future.
0 (0 reviews)
Chicago, Illinois
Harvest NRG
Harvest NRG
Harvest NRG, a leading renewable energy consulting firm in Chicago, IL, specializes in solar power plant site identification, development, and optimization using advanced geospatial methods. Committed to promoting a greener future.
0 (0 reviews)
Chicago, Illinois
The Solar Soldier
The Solar Soldier
US Army veteran & solar broker, E.J. Williams, provides personalized renewable energy solutions with transparency & support through The Solar Soldier. Partnered with Powur for financing options.
0 (0 reviews)
Chicago, Illinois
SolarWerks, LLC
SolarWerks, LLC
Get top-quality solar panel installation & maintenance services in Chicago for commercial & residential properties with SolarWerks LLC. Save money on energy bills!
5 (10+ reviews)
Chicago, Illinois
Sun Service LLC
Sun Service LLC
Elevate your property's sustainability with our expert solar panel installation, using top-quality materials, financing guidance, and personalized energy solutions. Save money and reduce your carbon footprint today.
5 (1+ reviews)
Chicago, Illinois