The Best Solar Companies in South Carolina (2026 Guide)

With long, hot summers and rapidly rising energy prices, South Carolina is becoming a solar hot spot. Homeowners across the state are making the switch to lower utility bills and gain more energy independence. With solar-friendly utility programs and plenty of sunshine to go around, now’s the time to go solar in the Palmetto State.

Choosing the right installer matters just as much as choosing to go solar in the first place — the difference between a company that’s licensed, experienced with South Carolina’s utility-specific net metering rules, and backed by a real workmanship warranty and one that isn’t can add up to thousands of dollars over the life of your system. Below, you’ll find South Carolina’s solar companies compared side by side, including which ones have completed EnergyScout’s verification process, so you can start your search with a shorter, more confident list.

Last Reviewed: 2026-09-11

Solar Installers in South Carolina

EnergyScout tracks local and national solar companies serving homeowners throughout the state. Use the directory below to compare installers based on experience, service area, products, certifications, and other company information.

Companies displaying the EnergyScout Verified badge have completed an additional review process that includes a direct interview, screening customer feedback, and providing evidence of completed installations. Verification provides another layer of information when comparing solar companies, but homeowners should still evaluate multiple installers to find the right fit for their home.

How EnergyScout Verified works →

See all installers in this state (5 more)

How to choose a solar installer.

Before contacting installers, read our guide on how to evaluate proposals, warranties, and long-term support.

State Solar at a Glance

23rd
Residential
32nd
Commercial
17th
Utility
Jobs Capacity
3,472
Solar Jobs
24th
Ranked for Solar Jobs
State Solar Capacity
2,677
Total Solar Installed (MW)
3.56%
% of states electricity from solar.
325,640
Enough to power homes

Source: Solar Energy Industries Association (SEIA), State By State data, as of January 2026 — seia.org/solar-state-by-state

Why Solar makes sense in South Carolina

Understanding Home Solar and Storage in South Carolina

South Carolina’s Growing Solar Market:
South Carolina ranks #23 in residential solar installations and #17 in utility-scale solar, with over 2,600 MW of total capacity. While the state has historically lagged behind solar leaders like North Carolina and Georgia, adoption is accelerating as homeowners discover the financial benefits and as solar becomes more affordable. South Carolina’s solar industry employs over 3,400 workers, with growing installer networks in Charleston, Columbia, Greenville, and Myrtle Beach. The state receives excellent year-round sunshine — particularly in the Lowcountry and coastal regions — making solar panels highly productive.

Economics and Utility Rate Environment:
South Carolina’s electricity rates are moderate but rising, and with air conditioning running six to eight months of the year, energy usage is high. Duke Energy and Dominion Energy South Carolina, the state’s major utilities, offer net metering programs that allow homeowners to earn credits when their solar systems produce excess energy. South Carolina also provides property tax exemption for solar installations (your home value increases without higher property taxes) and sales tax exemption on solar equipment. While the state doesn’t offer SRECs or state-level solar tax credits, the combination of strong solar production, net metering, and tax exemptions delivers solid economics. Most South Carolina solar systems achieve payback within 12-16 years.

Hurricane Preparedness and Coastal Resilience:
South Carolina’s coastal regions face serious hurricane risk, and extended power outages during storm season are a real concern. From the Grand Strand to Hilton Head, homeowners are increasingly pairing solar with battery backup to maintain power during and after hurricanes. While solar panels are designed to withstand high winds (most are rated for 140+ mph), they automatically shut down during grid outages unless paired with batteries. Systems like the Tesla Powerwall or Generac PWRcell store excess solar energy and keep essential systems running when the grid fails — refrigeration, medical equipment, fans, phone charging, and limited air conditioning. For South Carolina homeowners in hurricane-prone areas, solar + storage provides both financial savings and critical storm-season security.

Frequently Asked Questions

A typical home solar system in South Carolina costs around $36,999 before incentives — about $2.60 per watt for a 14.2 kW system, per EnergySage’s September 2026 marketplace data. With financing, many homeowners see a monthly loan payment that’s a bit less than what they were already paying their utility — and once the loan’s paid off, that payment drops to zero while utility bills keep climbing. Comparing quotes from a couple of verified installers is still the best way to see exact numbers for your home.
South Carolina’s solar economics vary significantly by utility. Duke Energy customers use current solar-choice and net-metering tariffs, while Santee Cooper operates its own Distributed Generation Rider. The important distinction is between a program that exists in law and one that is funded, open and available to a homeowner at your address today. Incentives may take the form of a rebate, production payment, renewable-energy credit, tax treatment, battery payment or utility-specific tariff. Some require a reservation before construction, a participating contractor, income qualification or enrollment in a utility program. Ask the installer to identify every incentive by its official program name, show the current value and eligibility requirements, and state who receives the payment or credit. If funding is limited, request confirmation that capacity or funds are actually available. A proposal should never subtract an incentive from the net price simply because it existed in a prior program year.
High cooling demand can create strong daytime self-consumption. Coastal homeowners should also evaluate roof condition, wind exposure and battery backup as separate design questions instead of folding resilience claims into the bill-savings estimate. That issue should be built into the proposal rather than treated as an afterthought. Ask the installer to show how it affects system size, annual production, bill savings, equipment choice and long-term service. For weather or roof concerns, review roof age, structural requirements and the exact product certifications rather than accepting a blanket claim about durability. For rate-related concerns, ask for tariff-aware modeling instead of a simple annual-kWh calculation. If battery storage is part of the solution, compare solar-only and solar-plus-storage economics side by side and ask exactly which loads the battery will support during an outage.
Get at least three proposals and require each company to quote the project on the same basis: cash price, cost per watt, expected first-year production, degradation assumptions, equipment, workmanship coverage and the current South Carolina utility tariff. Ask who performs the installation, who handles interconnection and incentive paperwork, and who will service the system if an inverter, optimizer or battery fails years later. Separate financing from system price so interest and dealer fees do not hide the underlying cost. Ask for recent projects in your utility territory, because local tariff, permitting and interconnection experience can be more valuable than a large national footprint. EnergyScout Verified status adds another diligence signal, but it should complement—not replace—competitive quotes and contract review.
South Carolina’s average residential electricity rate sits at 15.55 cents per kWh as of September 2026, below the 18.34-cent national average, with a typical monthly bill of about $167. Rates have risen 5.1% over the past year, close to the national average increase of 5.0%.

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