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Solar Installers · Charleston, SC/Updated June 13, 2026

The 10 Best Solar Installers in Charleston, SC

Solar energy can save you money, but poor installation can lead to costly repairs. Choose wisely to avoid pitfalls.

Editorially independent10 companies evaluated
cover story
★ Editor's ChoiceBoss Energy
96Score
Latest update · June 13, 2026: Initial ranking published. 10 Charleston-metro solar installers businesses evaluated, top 10 ranked by Vetted Score.

In Charleston, where sunshine is abundant, solar energy offers a promising way to cut energy costs. However, a bad installation can lead to leaks, inefficiencies, and the frustration of dealing with unreliable systems.

To help you find the right contractor, we evaluated ten local solar installers based on customer reviews, ratings, and overall service quality. Our list reflects the best options available in the market, ensuring you can make an informed decision.

10solar installers evaluated in Charleston
4.82average rating across the field
676customer reviews analyzed

Cityvetted analysis of public Google review data, updated June 13, 2026.

How much does solar installers cost in Charleston? See the price breakdown →

Our top picks

At a glance · three categories
★ Editor's Choice
96Score

Boss Energy

★★★★★4.9(143 reviews)

With a stellar rating of 4.9 based on 143 reviews, Boss Energy is highly praised for its exceptional customer service and knowledgeable staff.

Read full review
Best Value
95Score

Live Oak Energy Systems

★★★★★4.9(140 reviews)

Live Oak Energy Systems also holds a 4.9 rating from 140 reviews, with customers frequently highlighting their competitive pricing and quality installations.

Read full review
Most Reviewed
94Score

U.S. Renewable Power

★★★★★5.0(83 reviews)

U.S.

Read full review

All 10, compared

Data as of June 13, 2026
BusinessVetted ScoreGoogle ratingReviewsBest for
1
Boss Energy
Boss Energy
Editor's Choice
96Score
4.9★★★★★
143Homeowners seeking reliable solar solutions
2
95Score
4.9★★★★★
140Budget-conscious homeowners
3
94Score
5.0★★★★★
83High-quality service and support seekers
4
91Score
4.9★★★★★
64Residential installations
5
90Score
5.0★★★★★
44Expertise in solar installations
6
89Score
5.0★★★★★
36Tailored solar options
7
88Score
5.0★★★★★
36Eco-conscious homeowners
8
84Score
4.6★★★★★
48Value-conscious homeowners
9
82Score
4.6★★★★★
27Budget-friendly options
10
78Score
4.3★★★★★
55Variety of solar options
Methodology

How we evaluated all 10 solar installers.

We assessed each solar installer in the Charleston metro area based on their customer ratings and review counts. We looked for businesses with a solid track record of satisfied customers and a transparent approach to service.

No company pays for placement in our rankings, and we refresh our evaluations monthly to keep our data current. This ensures you receive the most accurate and trustworthy information.

The Vetted Score: six weighted factors

Customer sentiment25%
Rating quality20%
Review volume & velocity20%
Website trust signals15%
Service breadth10%
Business longevity10%

Sentiment is measured by AI analysis of review text, recency-weighted, with verified-pattern checks to discount suspicious review bursts.

Full reviews

The rankings · in order
1
★ Editor's Choice

Boss Energy

★★★★★4.9(143 reviews)
96Score

With a stellar rating of 4.9 based on 143 reviews, Boss Energy is highly praised for its exceptional customer service and knowledgeable staff. Clients appreciate their transparent pricing and efficient installation process. However, their rapid growth means some customers report longer wait times for service. Boss Energy is best for homeowners seeking reliable solar solutions in Charleston.

Pros

  • Outstanding customer service
  • Transparent pricing
  • Efficient installations

Cons

  • Longer wait times for service
Best forHomeowners seeking reliable solar solutions
Service areaCharleston, SC
Typical pricing$15,000 to $30,000
2
Best Value

Live Oak Energy Systems

★★★★★4.9(140 reviews)
95Score

Live Oak Energy Systems also holds a 4.9 rating from 140 reviews, with customers frequently highlighting their competitive pricing and quality installations. They excel in providing value for money, which is ideal for budget-conscious homeowners. Some clients, however, note occasional communication issues during the project timeline. This company is a strong choice for those looking to save on solar costs in Charleston.

Pros

  • Competitive pricing
  • Quality installations
  • Strong value for money

Cons

  • Occasional communication issues
Best forBudget-conscious homeowners
Service areaCharleston, SC
Typical pricing$12,000 to $28,000
3
Most Reviewed

U.S. Renewable Power

★★★★★5.0(83 reviews)
94Score

U.S. Renewable Power stands out with a perfect 5.0 rating from 83 reviews. Customers commend their professionalism and thoroughness throughout the installation process. They are particularly noted for their post-installation support. However, their smaller review base compared to competitors might leave some potential clients hesitant. This provider is ideal for those prioritizing high-quality service and support in Charleston.

Pros

  • Professional and thorough service
  • Excellent post-installation support

Cons

  • Smaller review base may cause hesitation
Best forHigh-quality service and support seekers
Service areaCharleston, SC
Typical pricing$14,000 to $32,000
4

Second Sunrise Solar

★★★★★4.9(64 reviews)
91Score

Second Sunrise Solar has a strong 4.9 rating from 64 reviews. Customers often highlight their friendly staff and commitment to quality. They excel at residential installations, though some clients mention that their scheduling can be somewhat inflexible. This company is a solid option for homeowners looking for approachable service in Charleston.

Pros

  • Friendly staff
  • Commitment to quality

Cons

  • Scheduling can be inflexible
Best forResidential installations
Service areaCharleston, SC
Typical pricing$13,000 to $29,000
5

U.S. Solar Contractors

★★★★★5.0(44 reviews)
90Score

U.S. Solar Contractors has earned a 5.0 rating from 44 reviews. Customers appreciate their knowledgeable team and efficient installations. While their service is generally praised, some reviews indicate that follow-up support could be improved. This company is a good choice for those who value expertise in Charleston. The sample is modest but steady, with reviewers describing the same strengths instead of one-off praise. Most of what reviewers hire it for is expertise in solar installations. It serves Charleston, SC, with $15,000 to $30,000 pricing, and the honest trade-offs are follow-up support could be better.

Pros

  • Knowledgeable team
  • Efficient installations

Cons

  • Follow-up support could be better
Best forExpertise in solar installations
Service areaCharleston, SC
Typical pricing$15,000 to $30,000
6

Legacy Solar Solutions

★★★★★5.0(36 reviews)
89Score

Legacy Solar Solutions holds a 5.0 rating from 36 reviews, with clients frequently noting their attention to detail and strong communication. They are particularly effective with custom solar solutions. However, their limited number of reviews suggests they are still building a reputation. They are best for homeowners looking for tailored solar options in Charleston.

Pros

  • Attention to detail
  • Strong communication

Cons

  • Limited number of reviews
Best forTailored solar options
Service areaCharleston, SC
Typical pricing$14,000 to $31,000
7

Rose Energy LLC

★★★★★5.0(36 reviews)
88Score

Rose Energy LLC has a perfect 5.0 rating from 36 reviews, with many clients praising their transparency and reliability. They focus on sustainable energy solutions, making them a compelling choice for eco-conscious homeowners. Be aware, though, that their service area may be somewhat limited. This company is ideal for those seeking green energy solutions in Charleston.

Pros

  • Transparency
  • Reliability

Cons

  • Limited service area
Best forEco-conscious homeowners
Service areaCharleston, SC
Typical pricing$13,000 to $28,000
8

SCSP Solar

★★★★★4.6(48 reviews)
84Score

SCSP Solar has a solid 4.6 rating from 48 reviews. Customers appreciate their competitive pricing and solid work quality. However, some clients report delays in project completion. This provider is a reasonable option for those looking for value without compromising quality in Charleston. The sample is modest but steady, with reviewers describing the same strengths instead of one-off praise. Most of what reviewers hire it for is value-conscious homeowners. It serves Charleston, SC, with $12,000 to $27,000 pricing, and the honest trade-offs are delays in project completion.

Pros

  • Competitive pricing
  • Solid work quality

Cons

  • Delays in project completion
Best forValue-conscious homeowners
Service areaCharleston, SC
Typical pricing$12,000 to $27,000
9

SC Solar Energy

★★★★★4.6(27 reviews)
82Score

SC Solar Energy holds a 4.6 rating from 27 reviews. Customers often mention their friendly service and affordability. However, their limited experience may be a concern for some potential clients. This company is best for those looking for budget-friendly options without high expectations in Charleston. The review base is still thin, so we read the rating as promising rather than proven and weighted it accordingly. Most of what reviewers hire it for is budget-friendly options. It serves Charleston, SC, with $10,000 to $25,000 pricing, and the honest trade-offs are limited experience.

Pros

  • Friendly service
  • Affordability

Cons

  • Limited experience
Best forBudget-friendly options
Service areaCharleston, SC
Typical pricing$10,000 to $25,000
10

Southern Current

★★★★★4.3(55 reviews)
78Score

Southern Current has a 4.3 rating from 55 reviews. Customers appreciate their knowledgeable staff and range of services. However, some feedback indicates inconsistent service quality. This company may appeal to those seeking a variety of solar options but should be approached with caution regarding service consistency in Charleston. The sample is modest but steady, with reviewers describing the same strengths instead of one-off praise. Most of what reviewers hire it for is variety of solar options. It serves Charleston, SC, with $11,000 to $26,000 pricing, and the honest trade-offs are inconsistent service quality.

Pros

  • Knowledgeable staff
  • Range of services

Cons

  • Inconsistent service quality
Best forVariety of solar options
Service areaCharleston, SC
Typical pricing$11,000 to $26,000
Before you book

How to choose a solar installer in Charleston

Selecting the right solar installer is critical to maximizing your investment. Here are key factors to consider.

Check Reviews and Ratings

Look for installers with high ratings and a substantial number of reviews. This indicates reliability and customer satisfaction.

Evaluate Experience and Expertise

Choose installers with proven experience in solar installations specific to Charleston's climate and regulations.

Compare Quotes and Services

Get multiple quotes and compare the services offered. Ensure you understand what is included and any potential hidden fees.

What it costs

What solar installation costs in Charleston

The cost of solar installation in Charleston can vary widely based on system size, type, and installer. Here’s a breakdown of typical pricing tiers.

Small Residential Systems$5,000 to $10,000 for basic setups suitable for small homes.
Medium Residential Systems$10,000 to $20,000 for average-sized homes with moderate energy needs.
Large Residential Systems$20,000 to $30,000 for larger homes or those wanting to maximize energy independence.
Commercial Installations$30,000 and up, depending on the scale and complexity of the project.

Frequently asked questions

How much does solar installation cost in Charleston?

Solar installation costs in Charleston typically range from $15,000 to $25,000, depending on the size of the system and installation specifics.

What are the benefits of solar energy in Charleston?

In Charleston, solar energy can significantly reduce electricity bills, increase home value, and contribute to environmental sustainability.

How often is this ranking updated?

We re-run the full analysis monthly with fresh review data. Last updated June 13, 2026.

Our verdict

For most Charleston homeowners: <strong>Boss Energy</strong>

Call Boss Energy first for its impressive 4.9-star rating on 143 reviews, making it the clear leader in Charleston. If you prefer a company with a similar rating but slightly fewer reviews, Live Oak Energy Systems is a solid alternative. Choose U.S. Renewable Power if you want the highest rating of 5 stars, but keep in mind its smaller review count of 83.