74 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Cornelius: AAA Heating & Cooling, CR Score 59/100; 4.9★ from 1,417 Google reviews; open 24/7.
Best for emergencies (open 24/7): Solar Energy Solutions, posts 24/7 hours; ranked #6 of 74.
Most-reviewed: ION Solar - Oregon, 1,000 Google reviews at 4.2★, the most of 74 ranked after AAA Heating & Cooling; ranked #21.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
74 Cornelius solar installers are ranked here by CR Score, from ten published factors. 9 are open 24/7, 30 open Saturdays and 20 open Sundays, based on posted hours. The median Google rating is 4.9★ across 74 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | AAA Heating & Cooling | 59 | 4.9★ (1,417) | Portland, 18 mi away | 24/7 | Overall |
| 2 | SunPower® | 58 | 4.4★ (642) | Portland, 16 mi away | Sat · Evenings | — |
| 3 | Nate's Solar Clean | 57 | 5.0★ (56) | Beaverton, 21 mi away | Sat · Sun · Evenings | — |
| 4 | Power Northwest | 57 | 5.0★ (142) | Portland, 17 mi away | — | — |
| 5 | Smart Solar Energy Portland Oregon | 57 | 5.0★ (30) | West Slope, 18 mi away | Sat · Sun | — |
| 6 | Solar Energy Solutions | 56 | 4.8★ (16) | Portland, 21 mi away | 24/7 | Emergencies |
| 7 | Smart Solar Energy Hillsboro Oregon | 56 | 5.0★ (8) | Bethany, 6 mi away | Sat · Sun | — |
| 8 | Sunpath Services | 56 | 5.0★ (83) | Beaverton, 14 mi away | — | — |
| 9 | Purelight Power | 55 | 4.6★ (351) | Salem, 38 mi away | — | — |
| 10 | Wire Nutz Solar & Roofing | 55 | 4.9★ (124) | Vancouver, 21 mi away | — | — |
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 review volume: 4.9★ from 1,417 Google reviews, the most in Cornelius.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Portland, 16 mi away
Ranked #2 because of its Google rating and trade focus: 4.4★ from 642 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Beaverton, 21 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 56 Google reviews, listed on Google as “Solar panel maintenance service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Portland, 17 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 142 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in West Slope, 18 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 30 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Portland, 21 mi away
Ranked #6 because of its Google rating and trade focus: 4.8★ from 16 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bethany, 6 mi away
Ranked #7 because of its Google rating and trade focus: 5.0★ 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 Beaverton, 14 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 83 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Salem, 38 mi away
Ranked #9 because of its Google rating and trade focus: 4.6★ from 351 Google reviews, listed on Google as “Solar energy company”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Vancouver, 21 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 124 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Vancouver, 22 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 54 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Portland, 23 mi away
Ranked #12 because of its Google rating and trade focus: 4.9★ from 131 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Sherwood, 15 mi away
Ranked #13 because of its Google rating and trade focus: 4.6★ from 154 Google reviews, listed on Google as “Solar energy system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Clackamas, 25 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ 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 Oregon City, 26 mi away
Ranked #15 because of its Google rating and trade focus: 4.9★ from 69 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Beaverton, 10 mi away
Ranked #16 because of its Google rating and review volume: 4.7★ from 568 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in West Slope, 12 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Portland, 19 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 67 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Tualatin, 17 mi away
Ranked #19 because of its Google rating and trade focus: 4.8★ from 86 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Vancouver, 23 mi away
Ranked #20 because of its Google rating and trade focus: 4.8★ from 137 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Clackamas, 25 mi away
Ranked #21 because of its Google rating and trade focus: 4.2★ from 1,000 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Portland, 26 mi away
Ranked #22 because of its Google rating and trade focus: 4.4★ from 472 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Portland, 18 mi away
Ranked #23 because of its Google rating and trade focus: 4.6★ from 11 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Portland, 15 mi away
Ranked #24 because of its Google rating and trade focus: 4.9★ from 42 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saint Helens, 20 mi away
Ranked #25 because of its Google rating and trade focus: 4.3★ from 3 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#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 74 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 |
|---|---|---|
| Baldock Solar Highway Project | 4.0★ (2) | 22 mi |
| Best Owner Direct HVAC & Electrical | 4.9★ (433) | In Cornelius |
| Bright Solar Power Pros Portland | 1.0★ (2) | 22 mi |
| Charles Solar | 5.0★ (1) | 20 mi |
| EcoCity Solar Installers Portland | 5.0★ (1) | 22 mi |
| Everett Solar Energy Systems | 5.0★ (1) | 18 mi |
| Jackson Industries, LLC. | 4.0★ (4) | In Cornelius |
| K & S Environmental Inc | 3.0★ (2) | 15 mi |
| ke-mu-nay elektric solar | 5.0★ (2) | 23 mi |
| NW Budget Solar | 5.0★ (1) | 11 mi |
| Smart Solar Energy Aloha Oregon | 5.0★ (2) | 9 mi |
| Smart Solar Energy Aurora Oregon | 5.0★ (1) | 25 mi |
| Smart Solar Energy Battle Ground Washington | 5.0★ (2) | 31 mi |
| Smart Solar Energy Lake Oswego Oregon | 5.0★ (2) | 19 mi |
| Smart Solar Energy McMinnville Oregon | 5.0★ (2) | 22 mi |
| Smart Solar Energy Sherwood Oregon | 5.0★ (2) | 15 mi |
| Solar Eclipse Energy | 5.0★ (1) | 18 mi |
| Solar Integration | 5.0★ (2) | 22 mi |
| Sonicom Corporation | 3.8★ (12) | In Cornelius |
| Visiom Solar | 5.0★ (1) | 21 mi |
Typical prices in USD, adjusted for Oregon with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Solar panel installation | $29,770 | $33,680 | $36,640 | Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 1.08 Pacific factor (2025 Cost vs. Value Report) | October 2026 |
We scored 74 Cornelius 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 Cornelius 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 |