45 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Mascoutah: Freedom Forever, CR Score 58/100; 4.7★ from 117 Google reviews.
Best for emergencies (open 24/7): Bates Electric, posts 24/7 hours; ranked #2 of 45.
Most-reviewed: Bates Electric, 1,366 Google reviews at 4.8★, the most of 45 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
45 Mascoutah solar installers are ranked here by CR Score, from ten published factors. 6 are open 24/7, 18 open Saturdays and 7 open Sundays, based on posted hours. The median Google rating is 4.9★ across 45 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Freedom Forever | 58 | 4.7★ (117) | Mascoutah | — | Overall |
| 2 | Bates Electric | 56 | 4.8★ (1,366) | Arnold, 33 mi away | 24/7 | Emergencies, Most reviews |
| 3 | All Around Tree Care Services LLC | 56 | 4.8★ (66) | Mascoutah | 24/7 | — |
| 4 | Streib Company | 56 | 4.9★ (679) | St. Louis, 32 mi away | 24/7 | — |
| 5 | Route 66 Solar | 55 | 4.9★ (119) | Edwardsville, 22 mi away | Evenings | — |
| 6 | Ltd Solar Consulting and Roofing | 55 | 5.0★ (10) | St. Louis, 27 mi away | 24/7 | — |
| 7 | AMA ENERGY SOLUTIONS LLC | 53 | 4.0★ (8) | Sappington, 31 mi away | 24/7 | — |
| 8 | Sun Solar Illinois | 53 | 4.6★ (77) | East Saint Louis, 22 mi away | — | — |
| 9 | GRID LLC | 53 | 4.7★ (14) | Highland, 20 mi away | Sat | — |
| 10 | Astrawatt Solar | 53 | 4.7★ (47) | Olivette, 35 mi away | Sat · Evenings | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.7★ from 117 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Arnold, 33 mi away
Ranked #2 because of its Google rating and review volume: 4.8★ from 1,366 Google reviews, the most in Mascoutah.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mascoutah
Ranked #3 because of its Google rating and review volume: 4.8★ from 66 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 32 mi away
Ranked #4 because of its Google rating and review volume: 4.9★ from 679 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Edwardsville, 22 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 119 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 27 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sappington, 31 mi away
Ranked #7 because of its Google rating and trade focus: 4.0★ from 8 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in East Saint Louis, 22 mi away
Ranked #8 because of its Google rating and trade focus: 4.6★ from 77 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Highland, 20 mi away
Ranked #9 because of its Google rating and trade focus: 4.7★ from 14 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Olivette, 35 mi away
Ranked #10 because of its Google rating and trade focus: 4.7★ from 47 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 37 mi away
Ranked #11 because of its Google rating and trade focus: 4.9★ from 128 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in East Saint Louis, 27 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Solar panel maintenance service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Edwardsville, 24 mi away
Ranked #13 because of its Google rating and trade focus: 4.2★ from 140 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fairview Heights, 13 mi away
Ranked #14 because of its Google rating and trade focus: 4.7★ from 9 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Highland, 26 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 31 mi away
Ranked #16 because of its Google rating and trade focus: 4.0★ from 20 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in East Alton, 32 mi away
Ranked #17 because of its Google rating and trade focus: 4.9★ from 28 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mascoutah
Ranked #18 because of its Google rating and trade focus: 4.3★ from 24 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ballwin, 36 mi away
Ranked #19 because of its Google rating and trade focus: 4.6★ from 12 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ballwin, 36 mi away
Ranked #20 because of its Google rating and review volume: 4.9★ from 817 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fairview Heights, 12 mi away
Ranked #21 because of its Google rating and availability: 3.5★ from 24 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Barnhart, 35 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Swansea, 9 mi away
Ranked #23 because of its Google rating and proximity: 5.0★ from 4 Google reviews, 9 mi from Mascoutah.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Florissant, 37 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Kirkwood, 34 mi away
Ranked #25 because of its Google rating and review volume: 4.9★ from 381 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #45, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | SunKey Solar | 49 | 5.0★ (15) | 39 mi |
| 27 | EFS Energy | 49 | 4.4★ (32) | 38 mi |
| 28 | Brda Electric | 49 | 4.9★ (154) | 27 mi |
| 29 | Constructors 911 | 48 | 4.9★ (158) | 29 mi |
| 30 | All Green Energy | 48 | 5.0★ (6) | 37 mi |
| 31 | B-Raines Slate & Solar Roofing Co. | 48 | 4.4★ (19) | 31 mi |
| 32 | ECOcentrix | 48 | 5.0★ (60) | 25 mi |
| 33 | LVG Electrical & Communications | 47 | 4.9★ (75) | 27 mi |
| 34 | Statewide Solar | 47 | 2.3★ (3) | 38 mi |
| 35 | Day & Night Solar | 47 | 4.3★ (12) | 18 mi |
| 36 | Solarize | 47 | 5.0★ (5) | 38 mi |
| 37 | Skyline Roofing & Solar | 47 | 4.8★ (19) | 28 mi |
| 38 | Solar Luxury LLC | 47 | 5.0★ (11) | 36 mi |
| 39 | RoofTek | 46 | 4.9★ (28) | 35 mi |
| 40 | five stars electric and solar LLC | 45 | 3.2★ (11) | 37 mi |
| 41 | Cann-Aire | 45 | 5.0★ (4) | 21 mi |
| 42 | RENAISSANCE Historic Exteriors | 44 | 4.8★ (39) | 38 mi |
| 43 | Exceptional Electric | 44 | 5.0★ (16) | 32 mi |
| 44 | Camp Electric + Engineering Inc. | 42 | 4.2★ (10) | 34 mi |
| 45 | Building Systems Technologies LLC (BST-STL) | 41 | 4.8★ (6) | 37 mi |
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 |
|---|---|---|
| American Patriot Solar | 5.0★ (1) | 25 mi |
| Azimuth Energy | 3.0★ (2) | 31 mi |
| Cardinal Roofing & Solar Solutions | 1.0★ (1) | 29 mi |
| Energy preserve | 8 mi | |
| Gardner Capital | 1.0★ (1) | 32 mi |
| Grandinetti Services LLC | 5.0★ (2) | 36 mi |
| Lafser & Associates, Inc. | 5.0★ (1) | 27 mi |
| Martin Solar | In Mascoutah | |
| Midamerica Solar LLC | 4.0★ (1) | 34 mi |
| Oncore Solar STL | 19 mi | |
| Pivot Energy | 24 mi | |
| Premier Energy Group | 5.0★ (1) | 24 mi |
| R3 Renewables | 24 mi | |
| Roof Experts | 5.0★ (1) | 38 mi |
| Solar City STL Illinois | 5.0★ (1) | 11 mi |
| Solar University | 27 mi | |
| SolarIsland Energy | 5.0★ (1) | 27 mi |
| Supreme Solar Cleaning | 5.0★ (1) | 26 mi |
| The Power Company | 1.0★ (1) | 13 mi |
| US Solar | 5.0★ (1) | 12 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 45 Mascoutah 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 Mascoutah 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 |