Ranked #1 because of its Google rating and trade focus: 4.9★ from 53 Google reviews, listed on Google as “Solar energy system service”.
- 4.9★ from 53 Google reviews
- Hours
- Mon–Sat 9 AM–5 PM · Sun 9 AM–3 PM
29 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Napili-Honokowai: Maui Sun Solar, CR Score 60/100; 4.9★ from 53 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Allens Plumbing, posts 24/7 hours; ranked #2 of 29.
Most-reviewed: Allens Plumbing, 720 Google reviews at 4.8★, the most of 29 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
29 Napili-Honokowai solar installers are ranked here by CR Score, from ten published factors. 3 are open 24/7, 13 open Saturdays and 8 open Sundays, based on posted hours. The median Google rating is 4.9★ across 29 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Maui Sun Solar | 60 | 4.9★ (53) | Haiku-Pauwela, 8 mi away | Sat · Sun | Overall |
| 2 | Allens Plumbing | 59 | 4.8★ (720) | Kahului, 16 mi away | 24/7 | Emergencies, Most reviews |
| 3 | Sunrun Solar | 59 | 4.6★ (79) | Kahului, 14 mi away | Sat · Sun | — |
| 4 | WikiWiki Solar and Electric | 56 | 4.7★ (36) | Kahului, 15 mi away | Sat | — |
| 5 | Rising Sun Maui | 54 | 4.7★ (57) | Kahului, 16 mi away | — | — |
| 6 | Haleakala Solar & Roofing | 54 | 3.5★ (35) | Kahului, 16 mi away | Sat · Sun · Evenings | — |
| 7 | Maui Refresh llc | 54 | 4.9★ (71) | Kula, 8 mi away | Sat · Sun | — |
| 8 | Maui Solar Pros Inc. | 53 | 5.0★ (8) | Haiku-Pauwela, 15 mi away | Sat | — |
| 9 | Pacific Energy | 53 | 4.8★ (37) | Haiku-Pauwela, 20 mi away | — | — |
| 10 | Maui Solar Shine | 53 | 5.0★ (12) | Waihee-Waiehu, 25 mi away | Sat | — |
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 53 Google reviews, listed on Google as “Solar energy system service”.
Based in Kahului, 16 mi away
Ranked #2 because of its Google rating and review volume: 4.8★ from 720 Google reviews, the most in Napili-Honokowai.
Based in Kahului, 14 mi away
Ranked #3 because of its Google rating and trade focus: 4.6★ from 79 Google reviews, listed on Google as “Solar energy company”.
Based in Kahului, 15 mi away
Ranked #4 because of its Google rating and trade focus: 4.7★ from 36 Google reviews, listed on Google as “Solar energy company”.
Based in Kahului, 16 mi away
Ranked #5 because of its Google rating and trade focus: 4.7★ from 57 Google reviews, listed on Google as “Solar energy company”.
Based in Kahului, 16 mi away
Ranked #6 because of its Google rating and trade focus: 3.5★ from 35 Google reviews, listed on Google as “Solar energy company”.
Based in Kula, 8 mi away
Ranked #7 because of its Google rating and review volume: 4.9★ from 71 Google reviews.
Based in Haiku-Pauwela, 15 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Solar energy company”.
Based in Haiku-Pauwela, 20 mi away
Ranked #9 because of its Google rating and trade focus: 4.8★ from 37 Google reviews, listed on Google as “Solar energy company”.
Based in Waihee-Waiehu, 25 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Solar panel maintenance service”.
Based in Kahului, 16 mi away
Ranked #11 because of its Google rating and trade focus: 4.8★ from 16 Google reviews, listed on Google as “Solar energy company”.
Based in Kula, 23 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Solar energy system service”.
Based in Haiku-Pauwela, 25 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Solar energy company”.
Based in Haiku-Pauwela, 25 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 20 Google reviews, listed on Google as “Solar energy company”.
Based in Kahului, 16 mi away
Ranked #15 because of its Google rating and trade focus: 4.2★ from 20 Google reviews, listed on Google as “Solar energy company”.
Based in Haiku-Pauwela, 18 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Solar energy company”.
Based in Haiku-Pauwela, 23 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Solar energy company”.
Based in Kahului, 16 mi away
Ranked #18 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Solar energy company”.
Based in Lahaina, 4 mi away
Ranked #19 because of its Google rating and trade focus: 4.7★ from 3 Google reviews, listed on Google as “Solar energy company”.
Based in Kahului, 15 mi away
Ranked #20 because of its Google rating and trade focus: 4.5★ from 6 Google reviews, listed on Google as “Solar energy company”.
Based in Kula, 22 mi away
Ranked #21 because of its Google rating and availability: 5.0★ from 10 Google reviews, open 24/7.
Based in Wailuku, 13 mi away
Ranked #22 because of its Google rating and trade focus: 4.6★ from 29 Google reviews, listed on Google as “Solar energy equipment supplier”.
Based in Kula, 28 mi away
Ranked #23 because of its Google rating and availability: 4.9★ from 17 Google reviews, open 24/7.
Based in Kula, 8 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Roofing contractor”.
Based in Haiku-Pauwela, 8 mi away
Ranked #25 because of its Google rating and trade focus: 3.7★ from 6 Google reviews, listed on Google as “Solar energy equipment supplier”.
Typical prices in USD, adjusted for Hawaii 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 29 Napili-Honokowai 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 Napili-Honokowai 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 |