88/100CR Score
Ranked #1 because of its Google rating and availability: 5.0★ from 41 Google reviews, open 24/7.
- 5.0★ from 41 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Best Solar Installers in Mount Prospect, IL (2026)
135 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Mount Prospect: Solar & Energy Experts LLC, CR Score 88/100; 5.0★ from 41 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): E. Scott Ostrowski: Awesome Options for Awesome People, posts 24/7 hours; ranked #2 of 135.
- 8
Most-reviewed: Tron Solar, 989 Google reviews at 4.8★, the most of 135 ranked; ranked #8.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
135 Mount Prospect solar installers are ranked here by CR Score, from 8 published factors. 15 are open 24/7, 81 open Saturdays and 28 open Sundays, based on posted hours. The median Google rating is 4.9★ across 135 rated businesses.
Top 10 solar installers in Mount Prospect at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Solar & Energy Experts LLC | 88 | 5.0★ (41) | Cicero, 9 mi away | 24/7 | Overall |
| 2 | E. Scott Ostrowski: Awesome Options for Awesome People | 86 | 5.0★ (48) | Naperville, 25 mi away | 24/7 | Emergencies |
| 3 | Sunrun Solar | 85 | 4.1★ (822) | Des Plaines, 4 mi away | Sat · Sun | — |
| 4 | Smart Sky Solar | 85 | 4.9★ (46) | Schaumburg, 7 mi away | Sat · Sun · Evenings | — |
| 5 | JD Pro Electric Inc | 84 | 5.0★ (134) | Franklin Park, 10 mi away | 24/7 | — |
| 6 | Kapital Electric, Inc. | 83 | 4.8★ (715) | Bensenville, 6 mi away | — | — |
| 7 | AweSun Power | 83 | 5.0★ (15) | Downers Grove, 25 mi away | 24/7 | — |
| 8 | Tron Solar | 83 | 4.8★ (989) | Vernon Hills, 10 mi away | — | Most reviews |
| 9 | Mr. Electric of Greater Naperville | 82 | 4.8★ (185) | Crest Hill, 17 mi away | 24/7 | — |
| 10 | Ananta Energy Source | 82 | 5.0★ (10) | Darien, 22 mi away | 24/7 | — |
The 135 best solar installers in Mount Prospect, 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.
Based in Naperville, 25 mi away
86/100CR ScoreRanked #2 because of its Google rating and availability: 5.0★ from 48 Google reviews, open 24/7.
- 5.0★ from 48 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#3 Sunrun Solar
Based in Des Plaines, 4 mi away
85/100CR ScoreRanked #3 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
Based in Schaumburg, 7 mi away
85/100CR ScoreRanked #4 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 Franklin Park, 10 mi away
84/100CR ScoreRanked #5 because of its Google rating and availability: 5.0★ from 134 Google reviews, open 24/7.
- 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 Bensenville, 6 mi away
83/100CR ScoreRanked #6 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
#7 AweSun Power
Based in Downers Grove, 25 mi away
83/100CR ScoreRanked #7 because of its Google rating and availability: 5.0★ from 15 Google reviews, open 24/7.
- 5.0★ from 15 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#8 Tron Solar
Based in Vernon Hills, 10 mi away
83/100CR ScoreRanked #8 because of its Google rating and review volume: 4.8★ from 989 Google reviews, the most Google reviews on this list (989).
- 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 Crest Hill, 17 mi away
82/100CR ScoreRanked #9 because of its Google rating and availability: 4.8★ from 185 Google reviews, open 24/7.
- 4.8★ from 185 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Darien, 22 mi away
82/100CR ScoreRanked #10 because of its Google rating and availability: 5.0★ from 10 Google reviews, open 24/7.
- 5.0★ from 10 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Highland Park, 10 mi away
82/100CR ScoreRanked #11 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
Based in Chicago, 13 mi away
82/100CR ScoreRanked #12 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
#13 SUNRISE SOLAR
Based in Willowbrook, 22 mi away
82/100CR ScoreRanked #13 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 Skokie, 10 mi away
81/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 50 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 50 Google reviews
- Hours
- Mon–Sat 8 AM–5 PM · Sun closed
- Address
- 4939 Oakton St, Skokie, IL 60077
Based in Apache Junction, 3 mi away
81/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 6 Google reviews
- Hours
- Mon–Sun 10 AM–7 PM
Based in Wood Dale, 6 mi away
81/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Solar energy company”.
- 5.0★ from 7 Google reviews
- Hours
- Mon–Sun 8 AM–8 PM
- Address
- 955 Lively Blvd, Wood Dale, IL 60191
#17 Certasun
Based in Buffalo Grove, 8 mi away
81/100CR ScoreRanked #17 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
Based in Antioch, 30 mi away
81/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 151 Google reviews, listed on Google as “Solar energy company”.
- 4.9★ from 151 Google reviews
- Hours
- Mon–Fri 9 AM–8 PM · Sat 9 AM–5 PM · Sun closed
- Address
- 372 North Ave, Antioch, IL 60002
Based in Crystal Lake, 22 mi away
80/100CR ScoreRanked #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
#20 WindSoleil
Based in Chicago, 17 mi away
80/100CR ScoreRanked #20 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
Based in Bolingbrook, 26 mi away
80/100CR ScoreRanked #21 because of its Google rating and availability: 5.0★ from 5 Google reviews, open 24/7.
- 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 Fox Lake, 18 mi away
80/100CR ScoreRanked #22 because of its Google rating and availability: 5.0★ from 5 Google reviews, open 24/7.
- 5.0★ from 5 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#23 GoSolar
Based in Cicero, 9 mi away
80/100CR ScoreRanked #23 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
#24 Tesla Solar
Based in Libertyville, 14 mi away
80/100CR ScoreRanked #24 because of its Google rating and availability: 4.0★ from 4 Google reviews, open 24/7.
- 4.0★ from 4 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1121 S Milwaukee Ave, Libertyville, IL 60048
#25 SunPower®
Based in Vernon Hills, 11 mi away
79/100CR ScoreRanked #25 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
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 135 ranked solar installers here; the rest are on their profiles.
Also serving Mount Prospect
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) | 15 mi |
| Apollo Solar Energies | 5.0★ (1) | 5 mi |
| Carlson Solar Energy | 5.0★ (1) | 11 mi |
| Continental Energy Solutions LLC | 5.0★ (2) | 15 mi |
| Energy Efficient Building Systems By Solarcrete | 5.0★ (2) | 16 mi |
| Evo Energy | 5.0★ (2) | 25 mi |
| Geothermal Energy Solutions, Inc. | 4.5★ (2) | 7 mi |
| Global SunPower | 1.0★ (1) | 10 mi |
| JD Pro Electric INC | 5.0★ (1) | 6 mi |
| Mammoth Roofing and Solar, Alsip, IL | 4.0★ (2) | 28 mi |
| MWSLR - Midwest Solar | 5.0★ (2) | 25 mi |
| Poltech Electric Inc. | 5.0★ (1) | 10 mi |
| ProWash | 5.0★ (2) | 38 mi |
| SLR Werks Solar Panel Installer LLC | 5.0★ (1) | 12 mi |
| Solar Panels Installation Oak Park | 1.0★ (1) | 15 mi |
| Solar SmartRoof by Powur | 5.0★ (2) | 18 mi |
| Solar with Jason | 5.0★ (1) | 17 mi |
| Sunrun south chicago solutions | 1.0★ (2) | 28 mi |
| TruLight-Solar | 3.0★ (2) | 15 mi |
| USA Clean Solar | 1.0★ (1) | 14 mi |
How much do solar installers cost in Mount Prospect?
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 Mount Prospect solar installers
We scored 135 Mount Prospect 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.
| Factor | Weight | Computed from | In Mount Prospect data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |
Solar installers in Mount Prospect: frequently asked questions
Who is the best solar installer in Mount Prospect?
By CR Score, the highest-ranked solar installer in Mount Prospect, IL is Solar & Energy Experts LLC with a CR Score of 88/100. It has 5.0★ from 41 Google reviews. It is open 24/7. E. Scott Ostrowski: Awesome Options for Awesome People (#2) and Sunrun Solar (#3) follow. We ranked 135 solar installers on 8 factors, last updated October 22, 2026.
How many solar installers are there in Mount Prospect?
ContractorsRanked ranks 135 solar installers serving Mount Prospect, IL. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.
Which solar installers in Mount Prospect are open 24/7?
15 ranked solar installers in Mount Prospect post 24/7 hours. The highest-ranked are Solar & Energy Experts LLC (#1), E. Scott Ostrowski: Awesome Options for Awesome People (#2) and JD Pro Electric Inc (#5). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which solar installers in Mount Prospect work on weekends?
81 of 135 ranked solar installers post Saturday hours and 28 post Sunday hours. The highest-ranked open Saturdays are Solar & Energy Experts LLC (#1), E. Scott Ostrowski: Awesome Options for Awesome People (#2) and Sunrun Solar (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does solar panel installation cost in Mount Prospect?
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 Mount Prospect solar installers have?
The median Google rating among 135 rated solar installers in Mount Prospect is 4.9★, with a median of 20 reviews. Tron Solar has the most, 989 reviews, and ranks #8. 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 Mount Prospect count in this ranking?
Yes, if they are within 40 mi of the Mount Prospect 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 Mount Prospect
- October 2026: CR Scores recalculated for 135 solar installers serving Mount Prospect.
- October 2026: 2 duplicate listings merged.
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