The 5 best solar installers in Tennessee
LightWave Solar Local
Why listed: Nashville-based residential and commercial solar installer with strong TN reputation and statewide coverage.
Solar Energy Solutions Local
Why listed: Long-running regional installer with TN coverage.
ReNew Solar Solutions Local
Why listed: Voted EnergySage's Local Installer of the Year in TN for two consecutive years. One of Tennessee's most trusted residential solar contractors with strong customer service and installation quality track record.
Sunrun National
Why listed: Largest U.S. residential solar provider. Lease/PPA-focused.
Tesla Energy National
Why listed: Tesla solar and Powerwall integration.
Tennessee solar economics in 2026
| Metric | Tennessee average |
|---|---|
| Average residential rate | $0.11–$0.13 / kWh |
| Typical 8 kW system cost (cash) | $22,000–$28,000 before incentives |
| Average $/W | $2.75–3.50 |
| Average annual production (kWh per kW) | ~1,400–1,550 kWh/kW/year |
| Net metering structure | TVA service area: Green Connect / Dispersed Power Production at avoided-cost rates |
| Average cash payback | 14–17 years |
For full state-by-state cost comparison see solar cost by state.
Tennessee incentives and rebates
- TVA Green Connect program: Modest production-based incentive for TVA customers.
- Property tax exemption: Added home value from solar partially exempt (verify with assessor).
- Federal commercial ITC for lease/PPA financing.
- Federal commercial ITC: Lease and PPA structures benefit from the commercial ITC pass-through. See federal tax credit guide.
What to verify before signing in Tennessee
- Contractor license: Verify with your state contractor licensing authority before signing.
- NABCEP certification: Most reputable installers carry NABCEP-certified installers on staff. Ask which crew member holds the certification.
- Insurance: General liability + workers comp + roofer's insurance separate from electrical insurance.
- References from your county: Permitting and inspection requirements vary. Ask for 2–3 references from your specific county.
- Get at least three bids: Solar bids vary by 20–35% on the same scope of work. See how to compare solar bids.
Got bids from Tennessee installers? Compare them properly.
Upload up to four solar proposals from any Tennessee installer. The analyzer compares $/W, production estimates, equipment, and financing structure — and tells you which one to sign.
Analyze My Bids →Frequently asked questions about Tennessee solar
Does solar make sense in Tennessee?
Yes for most homeowners with a $150+ monthly electric bill, an unshaded roof, and 8+ years of expected ownership. Tennessee's specific economics are summarized in the table above.
How much does a typical Tennessee solar install cost in 2026?
$22,000–$28,000 for an 8 kW system before incentives. Effective net cost depends on your state and utility incentives.
Should I get more than three bids?
Yes — three is a minimum. Four or five is better. Solar bids vary by 20–35% on the same scope of work. See how to compare solar bids.
Are there other reputable Tennessee solar installers besides these?
Many. The list above represents installers with strong public profiles in Tennessee; reputable installers exist beyond it. Get bids from a mix and compare them objectively rather than relying on any one list.