15 solar installers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Bluffton: Old Coast Heating & Air Conditioning, CR Score 58/100; 4.8★ from 1,114 Google reviews; open 24/7.
Best for emergencies (open 24/7): Solar Specialist Payton Greenway, posts 24/7 hours; ranked #3 of 15.
Most-reviewed: Mr. Softwash Power Shower LLC, 237 Google reviews at 4.9★, the most of 15 ranked after Old Coast Heating & Air Conditioning; ranked #7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
15 Bluffton solar installers are ranked here by CR Score, from ten published factors. 3 are open 24/7, 11 open Saturdays and 4 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 | Old Coast Heating & Air Conditioning | 58 | 4.8★ (1,114) | Savannah, 19 mi away | 24/7 | Overall |
| 2 | 361 Technologies | 58 | 5.0★ (79) | Port Wentworth, 15 mi away | Sat · Evenings | — |
| 3 | Solar Specialist Payton Greenway | 58 | 4.8★ (38) | Pooler, 24 mi away | 24/7 | Emergencies |
| 4 | The Solar Educator | 57 | 5.0★ (11) | Bluffton | Sat · Evenings | — |
| 5 | Savannah Solar Power | 56 | 5.0★ (15) | Savannah, 17 mi away | Sat · Sun | — |
| 6 | Hilton Head Solar & Roofing | 55 | 4.5★ (56) | Bluffton | — | — |
| 7 | Mr. Softwash Power Shower LLC | 54 | 4.9★ (237) | Beaufort, 14 mi away | Sat | Most reviews |
| 8 | GOL SOLAR | 53 | 4.7★ (12) | Rincon, 22 mi away | Sat · Evenings | — |
| 9 | Sunder Energy - Savannah | 53 | 4.6★ (8) | Savannah, 17 mi away | Sat · Evenings | — |
| 10 | Old Coast Heating & Air Conditioning | 52 | 5.0★ (8) | Hilton Head Island, 8 mi away | 24/7 | — |
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: 4.8★ from 1,114 Google reviews, the most in Bluffton.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Port Wentworth, 15 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 79 Google reviews, listed on Google as “Solar energy system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Pooler, 24 mi away
Ranked #3 because of its Google rating and trade focus: 4.8★ from 38 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bluffton
Ranked #4 because of its Google rating and trade focus: 5.0★ 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 Savannah, 17 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bluffton
Ranked #6 because of its Google rating and trade focus: 4.5★ from 56 Google reviews, listed on Google as “Roofing contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Beaufort, 14 mi away
Ranked #7 because of its Google rating and review volume: 4.9★ from 237 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rincon, 22 mi away
Ranked #8 because of its Google rating and trade focus: 4.7★ 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 Savannah, 17 mi away
Ranked #9 because of its Google rating and trade focus: 4.6★ 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 Hilton Head Island, 8 mi away
Ranked #10 because of its Google rating and availability: 5.0★ from 8 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Beaufort, 17 mi away
Ranked #11 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 Savannah, 21 mi away
Ranked #12 because of its Google rating and review volume: 4.7★ from 84 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Citrus Hills, 38 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Leland, 38 mi away
Ranked #14 because of its Google rating and trade focus: 4.7★ from 15 Google reviews, listed on Google as “Solar energy company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Savannah, 20 mi away
Ranked #15 because of its Google rating and review volume: 4.6★ from 41 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Typical prices in USD, adjusted for South Carolina with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Solar panel installation | $27,400 | $30,990 | $33,710 | Per system: about 12 kW at about $2.60 per watt, before incentives. US national range × 1.00 South Atlantic factor (2025 Cost vs. Value Report) | October 2026 |
We scored 15 Bluffton 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 Bluffton 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 |