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Best Solar Installers in Winfield, IL (2026)

141 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Winfield: Solar & Energy Experts LLC, CR Score 60/100; 5.0★ from 41 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): E. Scott Ostrowski: Awesome Options for Awesome People, posts 24/7 hours; ranked #2 of 141.

  3. 6

    Most-reviewed: Tron Solar, 989 Google reviews at 4.8★, the most of 141 ranked; ranked #6.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

141 Winfield solar installers are ranked here by CR Score, from ten published factors. 16 are open 24/7, 88 open Saturdays and 34 open Sundays, based on posted hours. The median Google rating is 4.9★ across 141 rated businesses.

Top 10 solar installers in Winfield at a glance

Top 10 solar installers in Winfield at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Solar & Energy Experts LLC605.0★ (41)Cicero, 10 mi away24/7Overall
2E. Scott Ostrowski: Awesome Options for Awesome People605.0★ (48)Naperville, 16 mi away24/7Emergencies
3Kapital Electric, Inc.604.8★ (715)Bensenville, 14 mi away——
4SUNRISE SOLAR594.9★ (173)Willowbrook, 14 mi awaySat—
5Sunrun Solar594.1★ (822)Des Plaines, 16 mi awaySat · Sun—
6Tron Solar584.8★ (989)Vernon Hills, 27 mi away—Most reviews
7Ananta Energy Source585.0★ (10)Darien, 5 mi away24/7—
8Smart Sky Solar584.9★ (46)Schaumburg, 15 mi awaySat · Sun · Evenings—
9Mr. Electric of Greater Naperville584.8★ (185)Crest Hill, 2 mi away24/7—
10AweSun Power575.0★ (15)Downers Grove, 16 mi away24/7—

The 141 best solar installers in Winfield, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  3. #3 Kapital Electric, Inc.

    Based in Bensenville, 14 mi away

    60/100CR Score

    Ranked #3 because of its Google rating and trade focus: 4.8★ from 715 Google reviews, listed on Google as “Solar energy system service”.

    • 4.8★ from 715 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    Address
    1270 Mark St, Bensenville, IL 60106
    View profile for Kapital Electric, Inc.(630) 833-2389

  4. #4 SUNRISE SOLAR

    Based in Willowbrook, 14 mi away

    59/100CR Score

    Ranked #4 because of its Google rating and trade focus: 4.9★ from 173 Google reviews, listed on Google as “Solar energy company”.

    • 4.9★ from 173 Google reviews
    Hours
    Mon–Sat 9 AM–5 PM · Sun closed
    Address
    825 75th St UNIT E, Willowbrook, IL 60527
    View profile for SUNRISE SOLAR(800) 674-3587

  5. #5 Sunrun Solar

    Based in Des Plaines, 16 mi away

    59/100CR Score

    Ranked #5 because of its Google rating and trade focus: 4.1★ from 822 Google reviews, listed on Google as “Solar energy company”.

    • 4.1★ from 822 Google reviews
    Hours
    Mon–Sun 8 AM–5 PM
    Address
    2291 & 2309 S Mt Prospect Rd, Des Plaines, IL 60018
    View profile for Sunrun Solar(833) 324-5886

  6. #6 Tron Solar

    Based in Vernon Hills, 27 mi away

    58/100CR Score

    Ranked #6 because of its Google rating and review volume: 4.8★ from 989 Google reviews, the most in Winfield.

    • 4.8★ from 989 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    950 Corporate Woods Pkwy, Vernon Hills, IL 60061
    View profile for Tron Solar(800) 484-8766

  8. #8 Smart Sky Solar

    Based in Schaumburg, 15 mi away

    58/100CR Score

    Ranked #8 because of its Google rating and trade focus: 4.9★ from 46 Google reviews, listed on Google as “Solar energy company”.

    • 4.9★ from 46 Google reviews
    Hours
    Mon–Sat 8 AM–8 PM · Sun 8 AM–5 PM
    Address
    1901 N Roselle Rd Suit 800, Schaumburg, IL 60195
    View profile for Smart Sky Solar(224) 219-0544

  10. #10 AweSun Power

    Based in Downers Grove, 16 mi away

    57/100CR Score

    Ranked #10 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Solar energy company”.

    • 5.0★ from 15 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    View profile for AweSun Power(630) 277-9321

  11. #11 Unity Solar Group

    Based in Oak Brook, 11 mi away

    56/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.8★ from 107 Google reviews, listed on Google as “Solar energy company”.

    • 4.8★ from 107 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    1111 W 22nd St suite 240, Oak Brook, IL 60523
    View profile for Unity Solar Group(833) 743-7676

  12. #12 Illinois Solar Express, LLC

    Based in Elmhurst, 11 mi away

    56/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.9★ from 31 Google reviews, listed on Google as “Solar energy company”.

    • 4.9★ from 31 Google reviews
    Hours
    Mon 9 AM–6 PM · Tue–Fri 9 AM–8 PM · Sat 9 AM–6 PM · Sun closed
    Address
    1 Mid America Plaza 3rd Floor, Oakbrook Terrace, IL 60181
    View profile for Illinois Solar Express, LLC(773) 876-7676

  13. #13 Certasun

    Based in Buffalo Grove, 25 mi away

    56/100CR Score

    Ranked #13 because of its Google rating and trade focus: 4.8★ from 306 Google reviews, listed on Google as “Solar energy company”.

    • 4.8★ from 306 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat–Sun closed
    Address
    1582 Barclay Blvd, Buffalo Grove, IL 60089
    View profile for Certasun(312) 638-0800

  14. #14 GoSolar

    Based in Cicero, 10 mi away

    56/100CR Score

    Ranked #14 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Solar energy company”.

    • 5.0★ from 25 Google reviews
    Hours
    Mon–Fri 8 AM–7 PM · Sat 9 AM–5 PM · Sun closed
    View profile for GoSolar(847) 881-3919

  16. #16 WindSoleil

    Based in Chicago, 23 mi away

    56/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.9★ from 72 Google reviews, listed on Google as “Solar energy company”.

    • 4.9★ from 72 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat 8 AM–4 PM · Sun closed
    Address
    401 N Trumbull Ave # D, Chicago, IL 60624
    View profile for WindSoleil(224) 307-4057

  17. #17 Solar by Dave Stanton

    Based in Bolingbrook, 11 mi away

    56/100CR Score

    Ranked #17 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Solar energy company”.

    • 5.0★ from 5 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    498 W Boughton Rd, Bolingbrook, IL 60440
    View profile for Solar by Dave Stanton(708) 717-8268

  19. #19 Technique Tinting

    Based in Crystal Lake, 28 mi away

    56/100CR Score

    Ranked #19 because of its Google rating and trade focus: 4.8★ from 45 Google reviews, listed on Google as “Solar energy company”.

    • 4.8★ from 45 Google reviews
    Hours
    Mon–Sun 8 AM–8 PM
    Address
    605 E Terra Cotta Ave unit A, Crystal Lake, IL 60014
    View profile for Technique Tinting(224) 358-2293

  20. #20 Semper Solr

    Based in Rolling Meadows, 15 mi away

    55/100CR Score

    Ranked #20 because of its Google rating and trade focus: 4.8★ from 99 Google reviews, listed on Google as “Solar energy company”.

    • 4.8★ from 99 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    Address
    3701 W Algonquin Rd Suite 1020, Rolling Meadows, IL 60008
    View profile for Semper Solr(630) 454-9485

  24. #24 GreenGrids

    Based in Shorewood, 26 mi away

    55/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.7★ from 33 Google reviews, listed on Google as “Solar energy company”.

    • 4.7★ from 33 Google reviews
    Hours
    Mon–Sun 7 AM–7 PM
    Address
    21403 Somerset St, Shorewood, IL 60404
    View profile for GreenGrids(815) 325-3892

  25. #25 Triumph Solar

    Based in Tinley Park, 27 mi away

    55/100CR Score

    Ranked #25 because of its Google rating and trade focus: 5.0★ from 49 Google reviews, listed on Google as “Solar energy company”.

    • 5.0★ from 49 Google reviews
    Hours
    Mon–Thu 7 AM–7 PM · Fri 9 AM–7 PM · Sat 7 AM–7 PM · Sun closed
    Address
    8527 Scheer Dr, Tinley Park, IL 60487
    View profile for Triumph Solar(708) 498-3249

Solar installers ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 141 ranked solar installers here; the rest are on their profiles.

solar installers in Winfield, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Aurora Solar Panel Installers555.0★ (17)12 mi
27Solar Services554.9★ (11)4 mi
28SunPower®554.1★ (451)28 mi
29Reficiency Solar554.7★ (37)6 mi
30Grand Solar & Environmental555.0★ (8)14 mi
31Atlas Solar Advisors545.0★ (18)25 mi
32Greencore Solar, Inc.545.0★ (7)13 mi
33Priority Solar Installation544.9★ (61)31 mi
34Ilumen Solar544.9★ (78)23 mi
35Palos Solar Panel Installation545.0★ (22)19 mi
36RxSun544.8★ (121)26 mi
37Volt Home Pros544.9★ (62)31 mi
381Earth Solar545.0★ (13)24 mi
39My Window Washing544.9★ (164)8 mi
40My Window Washing and Gutter Cleaning544.9★ (216)12 mi
41Adams544.8★ (379)36 mi
42Windfree Solar Co544.6★ (107)22 mi
43Aeos Energy544.3★ (18)14 mi
44Global Adjusting & Construction544.9★ (178)10 mi
45Green Home Makeover544.6★ (47)14 mi
46Freedom Forever534.0★ (239)14 mi
47Elegant Solar Inc535.0★ (6)19 mi
48Solar Professionals of Illinois534.8★ (24)35 mi
49FreeWorld Electric & Solar534.9★ (58)25 mi
50TruHome Pros534.8★ (342)16 mi

Also serving Winfield

20 more solar installers within 40 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked solar installers serving Winfield
BusinessGoogle ratingDistance
ACSS Energy5.0★ (2)9 mi
AJA Energies4.0★ (1)14 mi
All Energy Solar5.0★ (1)7 mi
Carlson Solar Energy5.0★ (1)9 mi
Continental Energy Solutions LLC5.0★ (2)11 mi
Energy Efficient Building Systems By Solarcrete5.0★ (2)18 mi
Evo Energy5.0★ (2)16 mi
Geothermal Energy Solutions, Inc.4.5★ (2)25 mi
Global SunPower1.0★ (1)10 mi
JD Pro Electric INC5.0★ (1)12 mi
Mammoth Roofing and Solar, Alsip, IL4.0★ (2)25 mi
NXT Solar Solutions5.0★ (1)7 mi
ProWash5.0★ (2)24 mi
Real Solar Incentives5.0★ (1)14 mi
Solar Service Solutions LLC5.0★ (2)29 mi
Solar SmartRoof by Powur5.0★ (2)15 mi
Solar with Jason5.0★ (1)9 mi
Solarmark Energy Solutions5.0★ (1)4 mi
Sunrun south chicago solutions1.0★ (2)26 mi
TruLight-Solar3.0★ (2)24 mi

How much do solar installers cost in Winfield?

Typical prices in USD, adjusted for Illinois with a published regional index. Each row names its basis and month.

How much do solar installers cost in Winfield?
JobLowTypicalHighBasisChecked
Solar panel installation$26,020$29,430$32,010Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 0.95 East North Central factor (2025 Cost vs. Value Report)October 2026

How we ranked Winfield solar installers

We scored 141 Winfield solar installers on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Winfield data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Solar installers in Winfield: frequently asked questions

Who is the best solar installer in Winfield?

By CR Score, the highest-ranked solar installer in Winfield, IL is Solar & Energy Experts LLC with a CR Score of 60/100. It has 5.0★ from 41 Google reviews. It is open 24/7. E. Scott Ostrowski: Awesome Options for Awesome People (#2) and Kapital Electric, Inc. (#3) follow. We ranked 141 solar installers on ten factors, last updated October 22, 2026.

How many solar installers are there in Winfield?

ContractorsRanked ranks 141 solar installers serving Winfield, IL. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.

Which solar installers in Winfield are open 24/7?

16 ranked solar installers in Winfield post 24/7 hours. The highest-ranked are Solar & Energy Experts LLC (#1), E. Scott Ostrowski: Awesome Options for Awesome People (#2) and Ananta Energy Source (#7). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which solar installers in Winfield work on weekends?

88 of 141 ranked solar installers post Saturday hours and 34 post Sunday hours. The highest-ranked open Saturdays are Solar & Energy Experts LLC (#1), E. Scott Ostrowski: Awesome Options for Awesome People (#2) and SUNRISE SOLAR (#4). Posted hours are office hours; crews may book weekend jobs separately.

How much does solar panel installation cost in Winfield?

Solar panel installation typically costs $26,020 to $32,010, with $29,430 typical (Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 0.95 East North Central factor (2025 Cost vs. Value Report)). The range is adjusted for Illinois. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Winfield solar installers have?

The median Google rating among 141 rated solar installers in Winfield is 4.9★, with a median of 23 reviews. Tron Solar has the most, 989 reviews, and ranks #6. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank solar installers?

Each solar installer gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do solar installers outside Winfield count in this ranking?

Yes, if they are within 40 mi of the Winfield city center, our service radius for solar installers. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.

Update log for Winfield

  1. October 2026: CR Scores recalculated for 141 solar installers serving Winfield.
  2. October 2026: 1 duplicate listing merged.

More solar installers and Winfield pages

Other trades in Winfield