60/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 41 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 41 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Best Solar Installers in Saint Charles, IL (2026)
141 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Saint Charles: Solar & Energy Experts LLC, CR Score 60/100; 5.0★ from 41 Google reviews; open 24/7.
- 3
Best for emergencies (open 24/7): E. Scott Ostrowski: Awesome Options for Awesome People, posts 24/7 hours; ranked #3 of 141.
- 5
Most-reviewed: Tron Solar, 989 Google reviews at 4.8★, the most of 141 ranked; ranked #5.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
141 Saint Charles solar installers are ranked here by CR Score, from ten published factors. 16 are open 24/7, 88 open Saturdays and 32 open Sundays, based on posted hours. The median Google rating is 4.9★ across 141 rated businesses.
Top 10 solar installers in Saint Charles at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Solar & Energy Experts LLC | 60 | 5.0★ (41) | Cicero, 15 mi away | 24/7 | Overall |
| 2 | Kapital Electric, Inc. | 59 | 4.8★ (715) | Bensenville, 19 mi away | — | — |
| 3 | E. Scott Ostrowski: Awesome Options for Awesome People | 58 | 5.0★ (48) | Naperville, 24 mi away | 24/7 | Emergencies |
| 4 | Sunrun Solar | 58 | 4.1★ (822) | Des Plaines, 21 mi away | Sat · Sun | — |
| 5 | Tron Solar | 58 | 4.8★ (989) | Vernon Hills, 28 mi away | — | Most reviews |
| 6 | Smart Sky Solar | 58 | 4.9★ (46) | Schaumburg, 16 mi away | Sat · Sun · Evenings | — |
| 7 | SUNRISE SOLAR | 58 | 4.9★ (173) | Willowbrook, 22 mi away | Sat | — |
| 8 | Ananta Energy Source | 57 | 5.0★ (10) | Darien, 12 mi away | 24/7 | — |
| 9 | Mr. Electric of Greater Naperville | 57 | 4.8★ (185) | Crest Hill, 8 mi away | 24/7 | — |
| 10 | Technique Tinting | 56 | 4.8★ (45) | Crystal Lake, 23 mi away | Sat · Sun · Evenings | — |
The 141 best solar installers in Saint Charles, 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.
Based in Bensenville, 19 mi away
59/100CR ScoreRanked #2 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
Based in Naperville, 24 mi away
58/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 48 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 48 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#4 Sunrun Solar
Based in Des Plaines, 21 mi away
58/100CR ScoreRanked #4 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
#5 Tron Solar
Based in Vernon Hills, 28 mi away
58/100CR ScoreRanked #5 because of its Google rating and review volume: 4.8★ from 989 Google reviews, the most in Saint Charles.
- 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
Based in Schaumburg, 16 mi away
58/100CR ScoreRanked #6 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
Based in Willowbrook, 22 mi away
58/100CR ScoreRanked #7 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
Based in Darien, 12 mi away
57/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 10 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Crest Hill, 8 mi away
57/100CR ScoreRanked #9 because of its Google rating and review volume: 4.8★ from 185 Google reviews.
- 4.8★ from 185 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Crystal Lake, 23 mi away
56/100CR ScoreRanked #10 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
#11 Certasun
Based in Buffalo Grove, 27 mi away
56/100CR ScoreRanked #11 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
#12 AweSun Power
Based in Downers Grove, 24 mi away
56/100CR ScoreRanked #12 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
#13 GoSolar
Based in Cicero, 16 mi away
55/100CR ScoreRanked #13 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
#14 Semper Solr
Based in Rolling Meadows, 18 mi away
55/100CR ScoreRanked #14 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
Based in Oak Brook, 19 mi away
55/100CR ScoreRanked #15 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
Based in Elmhurst, 19 mi away
55/100CR ScoreRanked #16 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
#17 Ilumen Solar
Based in Crystal Lake, 20 mi away
55/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 78 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 78 Google reviews
- Hours
- Mon–Thu 9 AM–7 PM · Fri 9 AM–5 PM · Sat–Sun closed
- Address
- 4 N Hillview Dr C, Lake Barrington, IL 60010
Based in Montgomery, 12 mi away
55/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 17 Google reviews
- Hours
- Mon–Sat 7 AM–6 PM · Sun closed
Based in Franklin Park, 23 mi away
55/100CR ScoreRanked #19 because of its Google rating and review volume: 5.0★ from 134 Google reviews.
- 5.0★ from 134 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9230 Grand Ave, Franklin Park, IL 60131
Based in Bolingbrook, 18 mi away
55/100CR ScoreRanked #20 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
Based in Montgomery, 31 mi away
55/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 14 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in West Chicago, 6 mi away
55/100CR ScoreRanked #22 because of its Google rating and review volume: 4.9★ from 98 Google reviews.
- 4.9★ from 98 Google reviews
- Hours
- Mon–Thu 7 AM–5:30 PM · Fri–Sun 7 AM–3:30 PM
- Address
- 245 W Roosevelt Rd Bldg. 2 Ste. 13, West Chicago, IL 60185
Based in Highland Park, 31 mi away
55/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 60 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 60 Google reviews
- Hours
- Mon–Sat 8 AM–5 PM · Sun closed
- Address
- 1376 Cavell Ave, Highland Park, IL 60035
#24 SunPower®
Based in Vernon Hills, 28 mi away
55/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.1★ from 451 Google reviews, listed on Google as “Solar energy company”.
- 4.1★ from 451 Google reviews
- Hours
- Mon–Fri 8 AM–11 PM · Sat 9 AM–9 PM · Sun closed
- Address
- 200 N Fairway Dr Ste 180, Vernon Hills, IL 60061
#25 WindSoleil
Based in Chicago, 31 mi away
55/100CR ScoreRanked #25 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
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.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | GreenGrids | 54 | 4.7★ (33) | 29 mi |
| 27 | SLR Solar Panel Installer | 54 | 5.0★ (50) | 30 mi |
| 28 | TruHome Pros | 54 | 4.8★ (342) | 11 mi |
| 29 | Solar Services | 54 | 4.9★ (11) | 11 mi |
| 30 | Sunrise Solar Solutions | 54 | 4.5★ (16) | In Saint Charles |
| 31 | Adams | 54 | 4.8★ (379) | 37 mi |
| 32 | Greencore Solar, Inc. | 54 | 5.0★ (7) | 18 mi |
| 33 | Triumph Solar | 54 | 5.0★ (49) | 35 mi |
| 34 | Atlas Solar Advisors | 54 | 5.0★ (18) | 31 mi |
| 35 | Reficiency Solar | 53 | 4.7★ (37) | 14 mi |
| 36 | Grand Solar & Environmental | 53 | 5.0★ (8) | 22 mi |
| 37 | My Window Washing | 53 | 4.9★ (164) | 12 mi |
| 38 | 1Earth Solar | 53 | 5.0★ (13) | 29 mi |
| 39 | Priority Solar Installation | 53 | 4.9★ (61) | 39 mi |
| 40 | My Window Washing and Gutter Cleaning | 53 | 4.9★ (259) | 19 mi |
| 41 | Global Adjusting & Construction | 53 | 4.9★ (178) | 12 mi |
| 42 | RxSun | 53 | 4.8★ (121) | 33 mi |
| 43 | Freedom Forever | 53 | 4.0★ (239) | 16 mi |
| 44 | SunHeat Solar | 53 | 4.7★ (14) | 4 mi |
| 45 | Palos Solar Panel Installation | 53 | 5.0★ (22) | 27 mi |
| 46 | Volt Home Pros | 53 | 4.9★ (62) | 38 mi |
| 47 | My Window Washing and Gutter Cleaning | 53 | 4.9★ (216) | 20 mi |
| 48 | Windfree Solar Co | 53 | 4.6★ (107) | 29 mi |
| 49 | Aeos Energy | 53 | 4.3★ (18) | 20 mi |
| 50 | Elegant Solar Inc | 53 | 5.0★ (6) | 24 mi |
Also serving Saint Charles
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.
| Business | Google rating | Distance |
|---|---|---|
| ACSS Energy | 5.0★ (2) | 17 mi |
| All Energy Solar | 5.0★ (1) | 8 mi |
| Carlson Solar Energy | 5.0★ (1) | 16 mi |
| Continental Energy Solutions LLC | 5.0★ (2) | 20 mi |
| Energy Efficient Building Systems By Solarcrete | 5.0★ (2) | 26 mi |
| Evo Energy | 5.0★ (2) | 24 mi |
| Geothermal Energy Solutions, Inc. | 4.5★ (2) | 28 mi |
| Global SunPower | 1.0★ (1) | 12 mi |
| JD Pro Electric INC | 5.0★ (1) | 17 mi |
| Mammoth Roofing and Solar, Alsip, IL | 4.0★ (2) | 33 mi |
| NXT Solar Solutions | 5.0★ (1) | 2 mi |
| Poltech Electric Inc. | 5.0★ (1) | 15 mi |
| ProWash | 5.0★ (2) | 29 mi |
| Real Solar Incentives | 5.0★ (1) | 6 mi |
| Roderick Brown - Solterra Powered by Vivint Solar | 1.0★ (1) | 14 mi |
| Solar Service Solutions LLC | 5.0★ (2) | 33 mi |
| Solar SmartRoof by Powur | 5.0★ (2) | 10 mi |
| Solarmark Energy Solutions | 5.0★ (1) | 6 mi |
| Sunrun south chicago solutions | 1.0★ (2) | 34 mi |
| TruLight-Solar | 3.0★ (2) | 31 mi |
How much do solar installers cost in Saint Charles?
Typical prices in USD, adjusted for Illinois with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Solar panel installation | $26,020 | $29,430 | $32,010 | 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) | October 2026 |
How we ranked Saint Charles solar installers
We scored 141 Saint Charles 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.
| Factor | Weight | Computed from | In Saint Charles data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |
Solar installers in Saint Charles: frequently asked questions
Who is the best solar installer in Saint Charles?
By CR Score, the highest-ranked solar installer in Saint Charles, 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. Kapital Electric, Inc. (#2) and E. Scott Ostrowski: Awesome Options for Awesome People (#3) follow. We ranked 141 solar installers on ten factors, last updated October 22, 2026.
How many solar installers are there in Saint Charles?
ContractorsRanked ranks 141 solar installers serving Saint Charles, IL. 1 of them is based in Saint Charles; the rest serve it from nearby towns. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.
Which solar installers in Saint Charles are open 24/7?
16 ranked solar installers in Saint Charles post 24/7 hours. The highest-ranked are Solar & Energy Experts LLC (#1), E. Scott Ostrowski: Awesome Options for Awesome People (#3) and Ananta Energy Source (#8). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which solar installers in Saint Charles work on weekends?
88 of 141 ranked solar installers post Saturday hours and 32 post Sunday hours. The highest-ranked open Saturdays are Solar & Energy Experts LLC (#1), E. Scott Ostrowski: Awesome Options for Awesome People (#3) and Sunrun Solar (#4). Posted hours are office hours; crews may book weekend jobs separately.
How much does solar panel installation cost in Saint Charles?
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 Saint Charles solar installers have?
The median Google rating among 141 rated solar installers in Saint Charles is 4.9★, with a median of 23 reviews. Tron Solar has the most, 989 reviews, and ranks #5. 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 Saint Charles count in this ranking?
Yes, if they are within 40 mi of the Saint Charles 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 Saint Charles
- October 2026: CR Scores recalculated for 141 solar installers serving Saint Charles.
- October 2026: 1 duplicate listing merged.
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