140 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Johnston: Isaksen Solar, CR Score 63/100; 4.9★ from 591 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Skyview Exteriors, posts 24/7 hours; ranked #7 of 140.
Most-reviewed: Summit Energy, 824 Google reviews at 4.7★, the most of 140 ranked; ranked #14.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
140 Johnston solar installers are ranked here by CR Score, from ten published factors. 13 are open 24/7, 77 open Saturdays and 35 open Sundays, based on posted hours. The median Google rating is 4.9★ across 140 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Isaksen Solar | 63 | 4.9★ (591) | Fall River, 20 mi away | Sat · Sun · Evenings | Overall |
| 2 | Rooftop Power | 61 | 4.8★ (810) | Warwick, 6 mi away | — | — |
| 3 | OneGrid Energy Integration | 61 | 5.0★ (57) | Providence, 5 mi away | Sat · Sun · Evenings | — |
| 4 | DO IT RIGHT SOLAR | 60 | 5.0★ (208) | Hopkinton, 15 mi away | Sat · Evenings | — |
| 5 | Sunfinity Power | 60 | 4.9★ (65) | Johnston | Sat · Evenings | — |
| 6 | Sunrun Solar | 60 | 4.5★ (476) | Taunton, 22 mi away | Sat · Sun | — |
| 7 | Skyview Exteriors | 59 | 5.0★ (254) | Providence, 4 mi away | 24/7 | Emergencies |
| 8 | Evergreen Solar | 59 | 4.8★ (305) | Pawtucket, 8 mi away | — | — |
| 9 | QSPS Housing Solutions | 59 | 4.8★ (283) | Johnston | 24/7 | — |
| 10 | Boundless, Inc. | 59 | 4.8★ (464) | Marlborough, 36 mi away | Sat · Sun | — |
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.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 591 Google reviews, listed on Google as “Solar energy company”.
Based in Warwick, 6 mi away
Ranked #2 because of its Google rating and trade focus: 4.8★ from 810 Google reviews, listed on Google as “Solar energy company”.
Based in Providence, 5 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 57 Google reviews, listed on Google as “Solar energy company”.
Based in Hopkinton, 15 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 208 Google reviews, listed on Google as “Solar energy system service”.
Based in Johnston
Ranked #5 because of its Google rating and trade focus: 4.9★ from 65 Google reviews, listed on Google as “Solar energy company”.
Based in Taunton, 22 mi away
Ranked #6 because of its Google rating and trade focus: 4.5★ from 476 Google reviews, listed on Google as “Solar energy company”.
Based in Providence, 4 mi away
Ranked #7 because of its Google rating and review volume: 5.0★ from 254 Google reviews.
Based in Pawtucket, 8 mi away
Ranked #8 because of its Google rating and trade focus: 4.8★ from 305 Google reviews, listed on Google as “Solar energy company”.
Based in Johnston
Ranked #9 because of its Google rating and review volume: 4.8★ from 283 Google reviews.
Based in Marlborough, 36 mi away
Ranked #10 because of its Google rating and trade focus: 4.8★ from 464 Google reviews, listed on Google as “Solar energy company”.
Based in East Providence, 8 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 62 Google reviews, listed on Google as “Solar energy company”.
Based in Warwick, 6 mi away
Ranked #12 because of its Google rating and review volume: 5.0★ from 197 Google reviews.
Based in Warwick, 7 mi away
Ranked #13 because of its Google rating and trade focus: 4.5★ from 46 Google reviews, listed on Google as “Solar energy company”.
Based in Mansfield, 20 mi away
Ranked #14 because of its Google rating and review volume: 4.7★ from 824 Google reviews, the most in Johnston.
Based in Cumberland, 11 mi away
Ranked #15 because of its Google rating and review volume: 4.9★ from 354 Google reviews.
Based in Charlestown, 29 mi away
Ranked #16 because of its Google rating and trade focus: 4.8★ from 123 Google reviews, listed on Google as “Solar energy system service”.
Based in Pawtucket, 9 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Solar energy company”.
Based in Providence, 6 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Solar energy company”.
Based in Pawtucket, 6 mi away
Ranked #19 because of its Google rating and trade focus: 4.9★ from 79 Google reviews, listed on Google as “Solar energy company”.
Based in Newport, 25 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 45 Google reviews, listed on Google as “Solar energy company”.
Based in Pawtucket, 6 mi away
Ranked #21 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Solar energy company”.
Based in Grafton, 21 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 35 Google reviews, listed on Google as “Solar energy company”.
Based in Bristol, 15 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 91 Google reviews, listed on Google as “Solar energy system service”.
Based in Bristol, 15 mi away
Ranked #24 because of its Google rating and review volume: 4.9★ from 251 Google reviews.
Based in Providence, 3 mi away
Ranked #25 because of its Google rating and trade focus: 4.5★ from 8 Google reviews, listed on Google as “Solar energy company”.
#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 140 ranked solar installers here; the rest are on their profiles.
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 |
|---|---|---|
| 777 Smart Solar & Cleaning | 5.0★ (2) | 17 mi |
| Accredited Solar Advisors | 5.0★ (2) | 16 mi |
| Beaumont Solar Company | 1.0★ (2) | 32 mi |
| Direct Energy Plan | 5.0★ (2) | 17 mi |
| HR solar world | In Johnston | |
| iSP (Ion Solar Pros) | 5.0★ (2) | 26 mi |
| LastMile Energy, LLC | 5.0★ (2) | 28 mi |
| Love Solar Energy Services | 3.0★ (2) | 8 mi |
| NEC Solar | 5.0★ (2) | 38 mi |
| Relay Power | 4.0★ (2) | 40 mi |
| Restivo's Heating & Air Conditioning | 4.8★ (832) | In Johnston |
| Samaritan Solar | 5.0★ (2) | 17 mi |
| Solar By Jake | 4.5★ (2) | 13 mi |
| Solar Powered by Mario's | 5.0★ (2) | 29 mi |
| Solar Rays | 5.0★ (2) | 17 mi |
| Sun Rhode Island Solar Alliance, LLC (SUNRISA) | 5.0★ (2) | 18 mi |
| Sunergy Solutions, LLC | 5.0★ (2) | 18 mi |
| US SolarWorks | 5.0★ (2) | 14 mi |
| Waldo Renewable Electric, LLC | 4.0★ (2) | 17 mi |
| YEP Solar | In Johnston |
Typical prices in USD, adjusted for Rhode Island with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Solar panel installation | $28,990 | $32,790 | $35,670 | Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 1.05 New England factor (2025 Cost vs. Value Report) | October 2026 |
We scored 140 Johnston 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 Johnston 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 |