Expert Solar Panel Installation in LA & OC
Premium solar panel systems and integrated solar roofing solutions installed by Southern California's most trusted solar installation contractors.
Expert Solar Shingle Installation from the
#1 Solar Shingle Company in LA
Premium GAF & Tesla solar shingles and integrated solar roofing systems installed by Southern California's most trusted solar roofing contractors.
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Save When You Bundle Your Solar Installation with GreenCal's Complete Exterior Remodeling Services
At GreenCal, we hold dual contracting licenses to offer our clients complete exterior home remodeling services in addition to solar panel installation.
What Sets GreenCal Apart From Other Solar Installation Companies Near Me?
When you choose GreenCal solar contractors, you're supporting a solar company with a commitment to California that extends far beyond just quality solar installation.
Rooted in the
Community
Proud Purple Heart Homes contributor providing free roofs for veterans.
Family Owned &
Locally Operated
Our certified installers have been serving LA for 25+ years.
Here When
You Need Us
Our local installers are always here when you need us.
Why Choose Solar Shingle Roofing Systems Over Traditional Home Solar Panel Systems?
Traditional Solar Panels
Best for: Newer existing roofs, budget-conscious
Proven technology, decades of data
Flexible panel placement for max sun
Installs on your existing roof
Lower upfront cost
Battery backup & monitoring ready
25+ year warranties, high output
Best for: Roof replacements, aesthetic-first
Seamless roof integration, invisible look
Maintains curb appeal and architecture
Roof + solar in one project
● 25+ year weather-resistant warranties
No visible panels or mounting hardware
Premium appearance, higher home value
The GreenCal Solar Installation Company 100% Satisfaction Guarantee
GreenCal Construction delivers premium solar panel and solar roofing solutions with unmatched expertise as your complete solar and exterior remodeling partner.
Solar Warranties
Available on Tesla-style solar roofs and GAF solar shingles with manufacturer and energy production guarantees.
Dual B & C-39 Licensing
We're one of the few solar installation companies with both roofing AND general contracting licenses for complete exterior projects.
Manufacturer Certifications
We are expert solar installers, and certified installers for both the GAF Energy solar shingle and Tesla solar roof systems.
100% Satisfaction Guaranteed
We stand behind every solar installation project with a complete customer satisfaction promise.
Complete Solar Roof Solutions for Southern California Homes
Expert solar shingle installation and solar roofing services designed to maximize energy production and home value while providing superior weather protection.
Traditional Solar Panel System
Tesla Solar Shingles
GAF Solar Shingles System
Your Stress-Free Solar Panel
Installation Is Easy As…
Free Consultation
Comprehensive solar assessment with energy analysis and expected savings.
Custom Proposal
Detailed project plan with timeline, solar specifications, and warranty information.
Expert Installation
Professional solar roofing installation by certified contractors with daily cleanup.
Expert Solar Panel Installers Serving 50+ Cities Throughout Los Angeles & Orange County
Looking for solar panel installers near me? GreenCal's expert certified solar contractors install solar panels, solar shingles, and integrated solar roofing systems throughout greater Los Angeles.
Become Energy Independent with Southern California's Premier Solar Installation Contractors
Get your free solar consultation with expert recommendations and industry-leading warranties. Ask about our bundle and save options on complete exterior remodeling projects.
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