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ContractorsRanked

Best Solar Installers in Oswego, IL (2026)

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

The short answer

  1. 1

    Best overall in Oswego: E. Scott Ostrowski: Awesome Options for Awesome People, CR Score 86/100; 5.0★ from 48 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Solar & Energy Experts LLC, posts 24/7 hours; ranked #2 of 128.

  3. 13

    Most-reviewed: Sunrun Solar, 822 Google reviews at 4.1★, the most of 128 ranked; ranked #13.

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

128 Oswego solar installers are ranked here by CR Score, from 8 published factors. 14 are open 24/7, 76 open Saturdays and 30 open Sundays, based on posted hours. The median Google rating is 4.9★ across 128 rated businesses.

Top 10 solar installers in Oswego at a glance

Top 10 solar installers in Oswego at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1E. Scott Ostrowski: Awesome Options for Awesome People865.0★ (48)Naperville, 22 mi away24/7Overall
2Solar & Energy Experts LLC855.0★ (41)Cicero, 25 mi away24/7Emergencies
3Ananta Energy Source845.0★ (10)Darien, 12 mi away24/7—
4Adams844.8★ (379)Morris, 21 mi away24/7—
5AweSun Power835.0★ (15)Downers Grove, 22 mi away24/7—
6Mr. Electric of Greater Naperville834.8★ (185)Crest Hill, 17 mi away24/7—
7Solar by Dave Stanton825.0★ (5)Bolingbrook, 14 mi away24/7—
8Illinois Solar Power825.0★ (14)Montgomery, 19 mi away24/7—
9GreenGrids824.7★ (33)Shorewood, 14 mi awaySat · Sun · Evenings—
10SUNRISE SOLAR824.9★ (173)Willowbrook, 22 mi awaySat—

The 128 best solar installers in Oswego, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  4. #4 Adams

    Based in Morris, 21 mi away

    84/100CR Score

    Ranked #4 because of its Google rating and availability: 4.8★ from 379 Google reviews, open 24/7.

    • 4.8★ from 379 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1299 Leah Rd Suite A, Morris, IL 60450
    View profile for Adams(815) 200-1968

  9. #9 GreenGrids

    Based in Shorewood, 14 mi away

    82/100CR Score

    Ranked #9 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

  10. #10 SUNRISE SOLAR

    Based in Willowbrook, 22 mi away

    82/100CR Score

    Ranked #10 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

  11. #11 Smart Sky Solar

    Based in Schaumburg, 30 mi away

    81/100CR Score

    Ranked #11 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

  13. #13 Sunrun Solar

    Based in Des Plaines, 32 mi away

    81/100CR Score

    Ranked #13 because of its Google rating and review volume: 4.1★ from 822 Google reviews, the most Google reviews on this list (822).

    • 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

  14. #14 1Earth Solar

    Based in Joliet, 16 mi away

    81/100CR Score

    Ranked #14 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Solar energy company”.

    • 5.0★ from 13 Google reviews
    Hours
    Mon–Sun 7 AM–7 PM
    Address
    2108 McDonough St, Joliet, IL 60436
    View profile for 1Earth Solar(844) 803-2784

  15. #15 Ace GC Exteriors

    Based in Yorkville, 6 mi away

    80/100CR Score

    Ranked #15 because of its Google rating and availability: 4.7★ from 32 Google reviews, open 24/7.

    • 4.7★ from 32 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2255 Northland Ln, Yorkville, IL 60560
    View profile for Ace GC Exteriors(630) 642-9960

  16. #16 Kapital Electric, Inc.

    Based in Bensenville, 29 mi away

    79/100CR Score

    Ranked #16 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

  18. #18 Triumph Solar

    Based in Tinley Park, 29 mi away

    79/100CR Score

    Ranked #18 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

  22. #22 Technique Tinting

    Based in Crystal Lake, 39 mi away

    78/100CR Score

    Ranked #22 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

  23. #23 Volt Home Pros

    Based in Frankfort, 31 mi away

    78/100CR Score

    Ranked #23 because of its Google rating and trade focus: 4.9★ from 62 Google reviews, listed on Google as “Solar energy company”.

    • 4.9★ from 62 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat 9 AM–2 PM · Sun closed
    Address
    7777 W Lincoln Hwy Suite A, Frankfort, IL 60423
    View profile for Volt Home Pros(708) 629-5564

  24. #24 Atlas Solar Advisors

    Based in Chicago, 40 mi away

    77/100CR Score

    Ranked #24 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Solar energy company”.

    • 5.0★ from 18 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3152 W Devon Ave APT 2D, Chicago, IL 60659
    View profile for Atlas Solar Advisors(847) 773-7555

  25. #25 GoSolar

    Based in Cicero, 26 mi away

    77/100CR Score

    Ranked #25 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

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 128 ranked solar installers here; the rest are on their profiles.

solar installers in Oswego, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26WindSoleil774.9★ (72)36 mi
27Greencore Solar, Inc.775.0★ (7)29 mi
28CF Solar Power772.7★ (7)15 mi
29SLR Solar Panel Installer775.0★ (50)39 mi
30Illinois Solar Express, LLC774.9★ (31)23 mi
31The Solar Shop775.0★ (5)7 mi
32BB&C Solar Enterprises764.5★ (15)36 mi
33My Window Washing and Gutter Cleaning764.9★ (216)22 mi
34Solar Power Midwest LLC764.2★ (23)16 mi
35The Chicago Solar Energy Company765.0★ (5)31 mi
36Palos Solar Panel Installation765.0★ (22)24 mi
37Unity Solar Group764.8★ (107)24 mi
38T&J Prestige764.9★ (38)19 mi
39Soleon Solar765.0★ (5)4 mi
40Elegant Solar Inc765.0★ (6)35 mi
41My Window Washing754.9★ (164)24 mi
42Solar Services754.9★ (11)20 mi
43The Chicago Solar Energy Company755.0★ (3)30 mi
44Global Adjusting & Construction754.9★ (178)25 mi
45Independence Renewable Energy, LLC754.6★ (37)14 mi
46My Window Washing and Gutter Cleaning754.9★ (259)35 mi
47Semper Solr744.8★ (99)31 mi
48TruHome Pros744.8★ (342)27 mi
49The Chicago Solar Energy Company745.0★ (3)35 mi
50Safeguard Solar LLC745.0★ (15)7 mi

Also serving Oswego

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 Oswego
BusinessGoogle ratingDistance
ACSS Energy5.0★ (2)22 mi
All Energy Solar5.0★ (1)10 mi
Continental Energy Solutions LLC5.0★ (2)24 mi
EDCS: Electrical Division of Contracting ServicesIn Oswego
Energy Efficient Building Systems By Solarcrete5.0★ (2)30 mi
Evo Energy5.0★ (2)22 mi
Mammoth Roofing and Solar, Alsip, IL4.0★ (2)31 mi
MWSLR - Midwest Solar5.0★ (2)22 mi
NXT Solar Solutions5.0★ (1)17 mi
ProWash5.0★ (2)18 mi
Real Solar Incentives5.0★ (1)22 mi
Roderick Brown - Solterra Powered by Vivint Solar1.0★ (1)10 mi
Sintic Solutions LLC5.0★ (1)22 mi
Sol 4 All OswegoIn Oswego
Solar Service Solutions LLC5.0★ (2)17 mi
Solar SmartRoof by Powur5.0★ (2)26 mi
Solar with Jason5.0★ (1)21 mi
Solarmark Energy Solutions5.0★ (1)18 mi
Sunrun south chicago solutions1.0★ (2)33 mi
TruLight-Solar3.0★ (2)37 mi

How much do solar installers cost in Oswego?

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 Oswego?
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 Oswego solar installers

We scored 128 Oswego solar installers on 8 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. Unknown factors are left out of the score, 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 Oswego data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Solar installers in Oswego: frequently asked questions

Who is the best solar installer in Oswego?

By CR Score, the highest-ranked solar installer in Oswego, IL is E. Scott Ostrowski: Awesome Options for Awesome People with a CR Score of 86/100. It has 5.0★ from 48 Google reviews. It is open 24/7. Solar & Energy Experts LLC (#2) and Ananta Energy Source (#3) follow. We ranked 128 solar installers on 8 factors, last updated October 22, 2026.

How many solar installers are there in Oswego?

ContractorsRanked ranks 128 solar installers serving Oswego, IL. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.

Which solar installers in Oswego are open 24/7?

14 ranked solar installers in Oswego post 24/7 hours. The highest-ranked are E. Scott Ostrowski: Awesome Options for Awesome People (#1), Solar & Energy Experts LLC (#2) and Ananta Energy Source (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which solar installers in Oswego work on weekends?

76 of 128 ranked solar installers post Saturday hours and 30 post Sunday hours. The highest-ranked open Saturdays are E. Scott Ostrowski: Awesome Options for Awesome People (#1), Solar & Energy Experts LLC (#2) and Ananta Energy Source (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does solar panel installation cost in Oswego?

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 Oswego solar installers have?

The median Google rating among 128 rated solar installers in Oswego is 4.9★, with a median of 21 reviews. Sunrun Solar has the most, 822 reviews, and ranks #13. 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 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do solar installers outside Oswego count in this ranking?

Yes, if they are within 40 mi of the Oswego 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 Oswego

  1. October 2026: CR Scores recalculated for 128 solar installers serving Oswego.

More solar installers and Oswego pages

Other trades in Oswego