The 5 best solar installers in Rhode Island
Trinity Solar National
Why listed: 30+ years of experience, 100,000+ Northeast installations. NABCEP-certified crews.
ISM Solar Local
Why listed: RI-based residential solar installer with strong local presence.
Newport Solar Local
Why listed: RI-based residential and small commercial installer.
Sunrun National
Why listed: Largest U.S. residential solar provider. Lease/PPA-focused.
SunPower (Maxeon) via dealers National
Why listed: Premium Maxeon panels with 25-year complete-system warranty.
Rhode Island solar economics in 2026
| Metric | Rhode Island average |
|---|---|
| Average residential rate | $0.27–$0.32 / kWh |
| Typical 8 kW system cost (cash) | $22,000–$28,000 before incentives |
| Average $/W | $2.85–3.60 |
| Average annual production (kWh per kW) | ~1,200–1,300 kWh/kW/year |
| Net metering structure | Net metering at retail |
| Average cash payback | 8–10 years |
For full state-by-state cost comparison see solar cost by state.
Rhode Island incentives and rebates
- Renewable Energy Growth (REG) Program: Performance-based incentive for residential and commercial solar.
- Property tax exemption: Added home value from solar exempt from property tax.
- Sales tax exemption: Solar PV equipment is sales-tax-exempt.
- 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 Rhode Island
- 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 Rhode Island installers? Compare them properly.
Upload up to four solar proposals from any Rhode Island 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 Rhode Island solar
Does solar make sense in Rhode Island?
Yes for most homeowners with a $150+ monthly electric bill, an unshaded roof, and 8+ years of expected ownership. Rhode Island's specific economics are summarized in the table above.
How much does a typical Rhode Island 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 Rhode Island solar installers besides these?
Many. The list above represents installers with strong public profiles in Rhode Island; reputable installers exist beyond it. Get bids from a mix and compare them objectively rather than relying on any one list.