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Best Solar Installation in Illinois (2026)

39 businesses found · Ranked by quality, not ads

Find top-rated solar installation businesses in Illinois. Every business is ranked by Quality Score — our quality metric based on responsiveness, data completeness, and verified reviews. Not who pays the most.

RxSun

Chicago, IL

Solar Installation

★ 4.8(122 reviews)

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Tron Solar

Vernon Hills, IL

Solar Installation

★ 4.8(1033 reviews)

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Priority Solar Installation

Chicago, IL

Solar Installation

★ 4.9(61 reviews)

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FreeWorld Electric & Solar

Chicago, IL

Solar Installation

★ 4.9(60 reviews)

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Windfree Solar Co

Chicago, IL

Solar Installation

★ 4.6(108 reviews)

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Certasun

Buffalo Grove, IL

Solar Installation

★ 4.8(316 reviews)

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Ailey Solar

Chicago, IL

Solar Installation

★ 4.7(57 reviews)

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SLR Solar Panel Installer

Skokie, IL

Solar Installation

★ 5.0(54 reviews)

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Illinois Solar Express, LLC

Oakbrook Terrace, IL

Solar Installation

★ 4.9(31 reviews)

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Solarwerks

Chicago, IL

Solar Installation

★ 5.0(39 reviews)

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Quality Solar, LLC | Best solar company in Chicago, Illinois

Chicago, IL

Solar Installation

★ 4.5(18 reviews)

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PB Solar Panel Installer

Highland Park, IL

Solar Installation

★ 5.0(62 reviews)

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Solar Professionals of Illinois

Richton Park, IL

Solar Installation

★ 4.8(24 reviews)

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Fresh Coast Solar, LLC

Chicago, IL

Solar Installation

★ 5.0(12 reviews)

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Smart Sky Solar

Schaumburg, IL

Solar Installation

★ 4.8(57 reviews)

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Sunrun

Des Plaines, IL

Solar Installation

★ 4.1(834 reviews)

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WindSoleil

Chicago, IL

Solar Installation

★ 4.9(71 reviews)

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93Energy

Evanston, IL

Solar Installation

★ 4.7(29 reviews)

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Safeguard Solar LLC

Aurora, IL

Solar Installation

★ 5.0(15 reviews)

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All Energy Solar

Aurora, IL

Solar Installation

★ 5.0(2 reviews)

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Independence Renewable Energy, LLC

Sandwich, IL

Solar Installation

★ 4.5(39 reviews)

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Xolar

Aurora, IL

Solar Installation

★ 5.0(3 reviews)

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SunHeat Solar

Batavia, IL

Solar Installation

★ 4.7(14 reviews)

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Reficiency Solar

Lisle, IL

Solar Installation

★ 4.7(37 reviews)

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Unity Solar Group

Oak Brook, IL

Solar Installation

★ 4.8(111 reviews)

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Tesla Energy - Illinois

Elk Grove Village, IL

Solar Installation

★ 4.0(4 reviews)

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Midwest Solutions Inc

Antioch, IL

Solar Installation

★ 4.9(212 reviews)

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Solar Power Midwest LLC

Lockport, IL

Solar Installation

★ 4.2(23 reviews)

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Sunrun Energyed

Aurora, IL

Solar Installation

★ 1.8(17 reviews)

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Sun Collectors

Peoria, IL

Solar Installation

★ 5.0(301 reviews)

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SUNRISE SOLAR

Willowbrook, IL

Solar Installation

★ 4.8(181 reviews)

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GreenGrids

Shorewood, IL

Solar Installation

★ 4.8(35 reviews)

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SOLAR PANTHER

Peoria Heights, IL

Solar Installation

★ 5.0(79 reviews)

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Iconic Energy

Rockford, IL

Solar Installation

★ 4.6(107 reviews)

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Solar by Dave Stanton

Bolingbrook, IL

Solar Installation

★ 5.0(6 reviews)

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Greenlink Energy Solutions

Rockford, IL

Solar Installation

★ 4.9(206 reviews)

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Kapital Electric, Inc.

Bensenville, IL

Solar Installation

★ 4.8(730 reviews)

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SunPower®

Vernon Hills, IL

Solar Installation

★ 4.0(453 reviews)

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Braven Solar, LLC

Rockford, IL

Solar Installation

★ 4.7(12 reviews)

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