Welcome To Grandmark

The Grandmark team focuses on projects such as roofing, solar, windows, HVAC, and remodeling because of the potential of these projects to save you money.

Projects Starting $79/Month

Financing for homes and businesses is available regardless of credit score. Protecting what matters most is our passion.

certifications

Grandmark

The Expert Roofing Contractors

With over 20 years of experience and expertise, Grandmark Roofers have been committed to delivering the best possible roofing services to California residents. 
As the preferred roofing contractors and solar panel specialists, our customers always count on our commitment to service and excellence.

    5 star review  Could not be happier with the professional, sharp-looking job and clear expectations. McKay evaluated the area where we needed guttering, an area another company had said couldn’t be remedied because... read more

    thumb pegmacmillan
    1/23/2021

    5 star review  One of the things I really liked about GrandMarc energy was the fact that Carlos came out to my house and looked at my roof with me. Naomi text me... read more

    thumb Mike Ledoux
    12/12/2020
EV Chargers
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Grandmark

Make Clean Energy Part of Your Life!

Use space on your roof to produce sustainable energy right from your home. Everything you need to make going solar simple.

Grandmark helps you choose the solar plan that works best for you. Our in-house certified roofers and solar installers provide perfect installations that will pass the test of time.

20,000+ Satisfied Customers

We have provided excellent services to thousands of customers, and we’d love for you to be able to experience the quality of our technicians!

Professionals

Our team has extensive professional training and a solid skill set to handle your project.

Locally Owned

We are a local, family owned business and serve the greater Central and Northern California area.

100% Satisfaction

We are professionals and proud of our work. If you aren’t satisfied, let us know and we will make it right!

20,000+ Satisfied Customers

We have provided excellent services to thousands of customers, and we’d love for you to be able to experience the quality of our technicians!

Professionals

Our team has extensive professional training and a solid skill set to handle your project.

Locally Owned

We are a local, family owned business and serve the greater Central and Northern California area.

100% Satisfaction

We are professionals and proud of our work. If you aren’t satisfied, let us know and we will make it right!

Grandmark

Make Your Home More Efficient!

Grandmark designers can help you realize your home potential by helping you maximize space and make the project affordable by improving your home energy efficiency.
Our wide range of products and quality workmanship ensures you enjoy every inch of your home.

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Request A Free Consultation

Financing Available – No Credit Required Programs!

CONTACT DETAILS AND LOCATIONS

Areas We Serve  | Browse By Location

Fresno, CA                          Sacramento, CA                         Modesto, CA                            San Jose, CA

Visalia, CA                           Elk Grove, CA                             Stockton, CA                            Bay Area, CA

Hanford, CA                        Fair Oaks                                     Turlock , CA                             Oakland, CA  

Clovis, CA                           Roseville, CA                               Manteca, CA                   San Francisco, CA