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COMMERCIAL ROOFING, WINDOWS & EXTERIOR WALL SERVICES

GreenCal Construction’s Commercial Division is an industry leader in roofing, windows, and exterior wall renovation throughout Southern California. We service multi-family residential units, business buildings, warehouses, religious buildings, government buildings, and any commercial unit in need of help. Contact us for a free inspection and estimate. We will be happy to come out and figure out the best options for your building.


COMMERCIAL SERVICES

Roofing

Whether it’s a new roof replacement, our expert flat roof coating system, or something else, we can find a solution that meets your needs and budget.

Windows

How old are your building’s windows? Find out how energy-efficient windows can help lower your building’s power usage and energy bill.

Exterior Wall Services

GreenCal Construction is a fully licensed and insured painting company serving the Fullerton and Southern California area.

SEE WHAT OTHERS ARE SAYING ABOUT GREENCAL!

  •   Great service, timely, great products. Super happy with my new roof. Ask about their financing programs. Really helped me out allowing me to get my roof sooner than later!

    thumb Thicc H.
    7/18/2022

      I hired Greencal to reroof my home. Since we just moved into this property we had to be strategic and careful about financing a major project like this. It was... read more

    thumb Jennifer P.
    8/08/2022

      Thanks to everyone at Greencal for a pleasant, professional, transparent and timely customer experience from start to finish. Shout out to Anthony and Crystal who answered all my questions and... read more

    thumb Regina R.
    7/12/2022
  •   Very pleased with the roofing project. They provided quality service and made to sure to answer any and all questions we had. Would recommend!

    thumb Filiberto P.
    7/17/2022

      I got my roof redone and my exterior stucco redone. Greencal offered a "bundle package" that not only was more cost effective for me but made scheduling so efficient since... read more

    thumb Jeff K.
    7/13/2022

      When finding someone to replace my roof - I needed a roofer that could help me cool down my home. I have a flat roof with no attic so it... read more

    thumb Miguel J.
    8/10/2022
  •   Word of advice for my fellow homeowners looking for a roof! Do NOT wait till rainy season to get your roof redone. I did that this past winter and everyone... read more

    thumb Taylor R.
    7/15/2022

      Had a few of my windows installed by GreenCal Construction a few years back before the pandemic. At first I only wanted just the front ones done for street appeal... read more

    thumb Christine P.
    7/06/2022

      Greencal Construction did an awesome job in my clients home. We needed someone fast to do a roof Greencal came the next day for an estimate and immediately set it... read more

    thumb Mor M.
    8/12/2022
  •   When looking for a roof installer for my parent's home, I did a ton of research and GreenCal checked all the boxes. They are licensed and insured, have great reviews,... read more

    thumb Pam G.
    7/07/2022
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