Flat Roofs
Ballasted and low-tilt racking engineered for flat commercial and residential rooftops—no roof penetrations required.
Learn more #1 Rated Solar Provider on Long Island
Solar Electric Installations — Long Island Experts
Powering homes and businesses with clean, renewable solar energy. Sunshine Plus Solar delivers high-efficiency solar electric systems across Nassau and Suffolk County.
40+
Years experience
5,000+
Systems installed
1982
Established
100%
Locally Owned
Custom Solar Since 1982
Custom solar energy systems for every Long Island roof
If you've been told solar won't work for your home, you're not alone. Installing solar on challenging roofs is our specialty—we make solar work for you.
Historic Homes
Discreet, code-compliant designs that preserve architectural character while unlocking real energy savings.
Learn moreRooftops with Living Space
Custom layouts that respect skylights, dormers, and terraces to maximize production without compromise.
Learn moreLow Electricity Homes
Right-sized systems for modest usage—engineered to offset your bill without overspending on panels.
Learn moreServicing Long Island, NYRequest a Quote
Benefits of a Solar Electric Installation
For over 35 years, Sunshine Plus Solar Corp. has provided custom solar electric installations to thousands of satisfied Long Island homeowners. As a family-owned Suffolk County business, we help our neighbors gain energy independence with affordable, reliable solar power—lowering bills, increasing home value, and protecting against rising energy costs.
40+
Experience
Over 40 years of trusted experience serving Long Island homeowners.
100%
Client Satisfaction
We've achieved 100% client satisfaction through our workmanship.
5k+
Installations
Licensed and insured team bringing unmatched expertise to every project.
Why Long Island Trusts Us
High-performance solar with a 40-year legacy
We help you reduce electric bills, improve energy independence, and take advantage of solar incentives—while ensuring a hassle-free process from start to finish.
Experienced Professionals
Licensed, insured installers who've completed thousands of systems across Long Island—roof-mounts, ground arrays, and battery backups.
Transparent Pricing
Honest, upfront quotes with no hidden fees. Designs tailored to your roof, budget, and energy goals.
Quality Workmanship
Top-tier panels, inverters, and mounting systems—installed with clean, code-compliant precision and tested for optimal performance.
Our Process
Our 5-Step Custom Approach
From a personalized consultation to system monitoring, we handle every detail—permits, design, install, and beyond—so you can enjoy the savings.
01
Consultation & Collaboration
We learn what's important to you, review your utility bill, and design a plan around your goals.
02
Design & Site Evaluation
Advanced solar modeling and a detailed on-site walkthrough to verify your home is installation-ready.
03
Permitting
We handle every application with local municipalities and utility companies—no paperwork on you.
04
Installation
A convenient install date with our experienced crew. Most projects finish in just one to two days.
05
Monitoring
System monitoring set up so you can track solar production from any desktop or mobile device.
Solar Incentives
Real savings from New York solar programs
Eligible New York incentives can help reduce the cost of going solar. Your accountant can confirm which tax credits apply to you.
$5,000
NYS Solar Income Tax Credit
25% of qualified expenditures, up to $5,000, subject to eligibility and tax liability. Unused credit can carry forward to later tax years.
NYC only
NYC Solar Property Tax Abatement
Applies only to eligible properties within New York City—not Nassau or Suffolk County. Qualifying NYC owners may claim a portion of installation costs as a property tax abatement.
NY-Sun
NY-Sun Incentives
NY-Sun incentives vary by region and program availability. We'll review current eligibility with you.
FAQ
Frequently Asked Questions
Our 5-step custom approach covers consultation & collaboration, design & site evaluation, permitting, installation (usually one to two days), and long-term monitoring from any device.
Areas We Service
Serving all of Long Island
Sunshine Plus Solar proudly installs solar electric systems throughout Nassau and Suffolk County—residential, commercial, agricultural, and municipal properties.
- Free on-site solar assessment
- Custom design + permitting handled for you
- Top-tier equipment: LG, Solaria, Enphase, Canadian Solar
- 5-year workmanship warranty