Preparing your home for a greener tomorrow
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Integrity, Quality & Peace of Mind
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Better Business Bureau A+ Rating
HomeAdvisor Screened and Approved
Beautiful. Comfortable. Sustainable.
Take Pride in Your Home

GreenCal Construction is an innovative, eco-friendly home improvement company serving homeowners across Southern California. We believe that the best way to prepare our homes and our families for the future is to encourage green building practices, support environmentally responsible manufacturers, and educate homeowners about the latest and greatest developments in energy-efficient home upgrades. At GreenCal, we know that home improvement is about much more than just improving your home—it’s about improving the quality of life of those who live there—and we are committed to building sustainable partnerships with those we serve by providing them with quality products, expert installation, and friendly customer care.

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Durable Products, Dependable Service, Dedicated Craftsmen
Bringing You the Latest in Green Home Technology
Windows
Doors
Exterior Coatings
Siding
Roofing
Outdoor Living
Windows
Maximize Energy Efficiency

Our replacement windows boast a number of green features that can help optimize your energy use.

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Doors
Make A Grand Entrance

Customize your front, side, or rear entryways with a steel or fiberglass entry door or sliding glass patio doors.

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Exterior Coatings
Keep Your Cool

Increase the comfort and sustainability of your home with the innovative COOLWALL® exterior coating system.

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Siding
Boost Curb Appeal

Personalize and protect your home with stylish and durable siding from industry-leading manufacturers.

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Roofing
We’ve Got You Covered

Defend against the elements with a technologically advanced roofing system that is built to last.

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Outdoor Living
A Breath of Fresh Air

Enjoy the beauty of the outdoors all year round with a custom patio enclosure or sunroom.

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Exceeding Expectations

Team Up with GreenCal for Lasting Quality

At GreenCal, it all boils down to one word: experience. And we’re not just talking about the decades of combined industry experience our team of seasoned home improvement veterans brings to the job, but also the first-rate customer experience you can expect when you partner with us. We know that quality work begins with quality products, which is why we only offer hard-wearing, expertly crafted products from the most trusted manufacturers in the industry. Our certified technicians will treat your home with the respect and care it deserves and will stop at nothing to ensure your lasting satisfaction. As a team, we are committed to improving the home improvement experience and helping you create a safer, smarter, and more secure home.

“GreenCal Construction did my roof. The roof looks great, high quality product and craftsmanship. Office staff was great, whenever I called with questions and concerns they responded quickly. Would use them again for future home projects.”

Excellent Offers Available
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What Sets GreenCal Apart
Eco-Friendly Products
Customer-Focused Service
Excellent Craftsmanship
Eco-Friendly Products
Outfit Your Home with the Latest and Greatest

GreenCal offers energy-efficient home upgrades that can increase the beauty and comfort of your home while greatly reducing your carbon footprint.

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Customer-Focused Service
From a Company that Truly Cares

Our friendly team can guide you through every step of the home improvement process, from initial consultation to final clean-up.

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Excellent Craftsmanship
Trust Your Project to Our Team of Experts

Our expert craftsmen proudly stand behind their work. They never cut corners and always go above and beyond to ensure a flawless end result.

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1440 N Harbor Blvd Suite 900
Fullerton, CA 92835
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20720 S Leapwood Ave Ste F
Carson, CA 90746
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