Best Solar Installers in Chicago, IL

Updated March 2026 · Based on licensing, reviews & response time

How We Identified the Best Solar in Chicago, IL

Our "best" ranking goes beyond star ratings. We evaluated solar companies in Chicago, IL on licensing, insurance, complaint history, response time, and pricing transparency to surface the truly top-tier options.

💡 Quick Tips:
  • Verify the company's license number on your state's contractor board website
  • Read recent reviews specifically from Chicago, IL customers, not just overall ratings
  • Ask about warranties on both parts and labor before signing a contract
1

Kapital Electric, Inc.

1270 Mark St, Bensenville, IL 60106, USA
★★★★½ 4.8 (722 reviews)
Licensed & InsuredTop Rated
Services: Solar
Chicago, IL (630) 833-2389
2

Solarwerks

3433 N Pontiac Ave, Chicago, IL 60634, USA
★★★★★ 5 (36 reviews)
Licensed & InsuredTop Rated
Services: Solar
Chicago, IL (773) 788-4055
3

Priority Solar Installation

7509 S Chappel Ave, Chicago, IL 60649, USA
★★★★½ 4.9 (61 reviews)
Licensed & InsuredTop Rated
Services: Solar
Chicago, IL (312) 766-4393
4

RxSun

2211 N Elston Ave Suite 208, Chicago, IL 60614, USA
★★★★½ 4.8 (122 reviews)
Licensed & Insured
Services: Solar
Chicago, IL (800) 607-9786
5

SLR Solar Panel Installer

4939 Oakton St, Skokie, IL 60077, USA
★★★★★ 5 (52 reviews)
Licensed & Insured
Services: Solar
Chicago, IL (224) 998-6031
6

Fresh Coast Solar, LLC

2211 N Elston Ave Suite 208, Chicago, IL 60614, USA
★★★★★ 5 (12 reviews)
Services: Solar
Chicago, IL (312) 281-6501
7

FreeWorld Electric & Solar

400 N Hermitage Ave, Chicago, IL 60622, USA
★★★★½ 4.9 (60 reviews)
Services: Solar
Chicago, IL (312) 585-7731
8

Windfree Solar Co

5022 W Foster Ave, Chicago, IL 60630, USA
★★★★½ 4.6 (107 reviews)
Services: Solar
Chicago, IL (312) 588-6953
9

WindSoleil

401 N Trumbull Ave # D, Chicago, IL 60624, USA
★★★★½ 4.9 (72 reviews)
Services: Solar
Chicago, IL (224) 307-4057

How We Ranked These Chicago Pros

Our rankings are based on a weighted evaluation of five key factors:

  1. Licensing & Insurance — All listed businesses hold active state licenses verified through official databases.
  2. Customer Reviews — We aggregate ratings from Google, Yelp, and the BBB, weighting recency and review volume.
  3. Response Time — Companies offering same-day or 24/7 emergency service score higher.
  4. Pricing Transparency — Businesses who offer flat-rate pricing or free estimates rank above those with opaque billing.
  5. Experience & Longevity — Years serving the Chicago market and breadth of services factor into overall reliability.

Rankings are reviewed quarterly. Have a correction? Contact us.

Common Best Solar Questions

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