15 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Kankakee: Adams, CR Score 83/100; 4.8★ from 379 Google reviews; open 24/7.
Best for emergencies (open 24/7): Illinois Solar Power, posts 24/7 hours; ranked #2 of 15.
Most-reviewed: Volt Home Pros, 62 Google reviews at 4.9★, the most of 15 ranked after Adams; ranked #7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
15 Kankakee solar installers are ranked here by CR Score, from 8 published factors. 2 are open 24/7, 14 open Saturdays and 7 open Sundays, based on posted hours. The median Google rating is 4.8★ across 15 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Adams | 83 | 4.8★ (379) | Morris, 34 mi away | 24/7 | Overall |
| 2 | Illinois Solar Power | 82 | 5.0★ (14) | Montgomery, 29 mi away | 24/7 | Emergencies |
| 3 | Solar Professionals of Illinois | 82 | 4.8★ (24) | Richton Park, 26 mi away | Sat · Sun · Evenings | — |
| 4 | GreenGrids | 81 | 4.7★ (33) | Shorewood, 32 mi away | Sat · Sun · Evenings | — |
| 5 | Triumph Solar | 80 | 5.0★ (49) | Tinley Park, 30 mi away | Sat · Evenings | — |
| 6 | 1Earth Solar | 80 | 5.0★ (13) | Joliet, 31 mi away | Sat · Sun · Evenings | — |
| 7 | Volt Home Pros | 80 | 4.9★ (62) | Frankfort, 27 mi away | Sat | Most reviews |
| 8 | BB&C Solar Enterprises | 80 | 4.5★ (15) | Frankfort, 29 mi away | Sat · Sun · Evenings | — |
| 9 | Palos Solar Panel Installation | 75 | 5.0★ (22) | Homer Glen, 38 mi away | Sat | — |
| 10 | Those Solar Guys | 75 | 5.0★ (4) | Midlothian, 36 mi away | Sat · Sun · Evenings | — |
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.
Ranked #1 because of its Google rating and review volume: 4.8★ from 379 Google reviews, the most Google reviews on this list (379).
Based in Montgomery, 29 mi away
Ranked #2 because of its Google rating and availability: 5.0★ from 14 Google reviews, open 24/7.
Based in Richton Park, 26 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 24 Google reviews, listed on Google as “Solar energy company”.
Based in Shorewood, 32 mi away
Ranked #4 because of its Google rating and trade focus: 4.7★ from 33 Google reviews, listed on Google as “Solar energy company”.
Based in Tinley Park, 30 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 49 Google reviews, listed on Google as “Solar energy company”.
Based in Joliet, 31 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Solar energy company”.
Based in Frankfort, 27 mi away
Ranked #7 because of its Google rating and trade focus: 4.9★ from 62 Google reviews, listed on Google as “Solar energy company”.
Based in Frankfort, 29 mi away
Ranked #8 because of its Google rating and trade focus: 4.5★ from 15 Google reviews, listed on Google as “Solar energy company”.
Based in Homer Glen, 38 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 22 Google reviews, listed on Google as “Solar energy company”.
Based in Midlothian, 36 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Solar energy company”.
Based in Lockport, 34 mi away
Ranked #11 because of its Google rating and trade focus: 4.2★ from 23 Google reviews, listed on Google as “Solar energy company”.
Based in Des Plaines, 26 mi away
Ranked #12 because of its Google rating and trade focus: 1.0★ from 3 Google reviews, listed on Google as “Solar energy company”.
Based in Shorewood, 32 mi away
Ranked #13 because of its Google rating and review volume: 4.7★ from 34 Google reviews, 34 Google reviews.
Based in New Lenox, 26 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Roofing contractor”.
Based in Mokena, 29 mi away
Ranked #15 because of its Google rating and trade focus: 4.3★ from 9 Google reviews, listed on Google as “Lighting contractor”.
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 |
|---|---|---|
| A2Z Cleanup and Restoration G.C, LLC | 34 mi | |
| DVK Solar | 37 mi | |
| hall-solar.com | 3 mi | |
| Imperium Energy Company | 32 mi | |
| Leading Solar Solutions, Inc | 5.0★ (1) | 29 mi |
| Mammoth Roofing and Solar, Alsip, IL | 4.0★ (2) | 40 mi |
| Midwest Solar Additions | 36 mi | |
| Midwest United Solar | 38 mi | |
| Minooka solar field | 33 mi | |
| Output Solar | 27 mi | |
| Prad Electric Inc | 5.0★ (81) | In Kankakee |
| ProWash | 5.0★ (2) | 30 mi |
| Reforge, LLC | 16 mi | |
| Selenium Solar | 29 mi | |
| Solar Power Panels | 19 mi | |
| Solar Service Solutions LLC | 5.0★ (2) | 30 mi |
| Sparx Solar | 29 mi | |
| Tron Solar | 35 mi | |
| Vivint Solar Frankfort Sales Office | 1.0★ (1) | 28 mi |
| Your Solar Guys | 35 mi |
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 |
We scored 15 Kankakee 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 Kankakee 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 |