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Most Beautiful Synthetic Roof

DaVinci  composite roofs are modeled from actual slate with natural, non-boring beauty. Designed with real chisel marks giving it a hand-crafted finishing touch. DaVinci roofscape is known as a top alluring brand of slate tile and cedar shake that lives up to the look of nature.

DaVinci products are naturally beautiful and are of premium performance. Modeled to stand the heat of any challenging weather condition.


Shake Style

Quality wood shakes from DaVinci roofs.

Slate Style

Quality slate styles from DaVinci roofs.

Multi-Width Style

Your Preferred Roofing Contractor

One of the most important decisions you take as a home owner is purchasing a new roof. So choose the right roofing contractor for the job – an Grandmark Roofing is your preferred roofing contractor in California, and surrounding. You’ll get high quality work, outstanding customer service and the peace of mind that comes with knowing you’ve made the right decision about your roofing investment. 

As your preferred roofing contractor, Grandmark Roofing takes care of your entire roofing project from the start to finish. We use reputable products from Davinci roofscapes, a worldwide leader in composite roof.

DaVinci roofing products offer superior features and benefits, Dedicated to quality and detail when it comes to your roof giving you a sustainable roof.

The company has been providing quality roofing products of great beauty, and premium, all-natural materials for everlasting durability.

You do not have to worry about your roofing decision. Rather, add first-rate workmanship, outstanding products and lasting peace of mind. Choose an excellent roofing contractor like Grandmark, to protect your home and business with DaVinci roofscapes.

Your Preferred Roofing Improvements
and Solutions Provider

We are Grandmark Roofing, your preferred roofing improvements and solutions provider, the top choice of those in  California, and the surrounding counties who are satisfied with only the very best when it comes to their roofing installation, repair, and maintenance needs. Our costs are competitive, even though we use high-quality materials.

We mean it when we say “Excellence is Our Watchword.” In our workmanship, our clients see excellence. Excellence in the quality roofing products we procure from renowned manufacturers, and excellence in rendering quality customer care and service.

No matter the size of the job, you can expect nothing less than quality performance and workmanship from start to finish, whether the work is being done by an individual, or by a crew. Insofar as the roofing material is concerned, we offer a wide selection of roofing material types, styles, colors, and texture.

Our work comes with guarantee. We back up that guarantee with a 2-year warranty that takes care of any defects in workmanship, although “defects in workmanship” is not in our service book.

We will not guarantee the lowest prices you will find anywhere, largely due to the high quality of the products and materials we use. You will, however, find our prices extremely competitive. Our workers are fast and efficient, enabling us to keep our labor costs to a minimum. Since our estimates are based upon on-site inspections, you can expect an accurate evaluation of what the final cost will be.

You can also rely on us for ongoing roof maintenance, as well as offering suggestions or recommendations on steps you can take to extend its useful life. We have worked hard to become the premier provider of roofing products and services in the area. We have built up a large base of satisfied customers, and we look forward to the opportunity to make you a satisfied customer as well. 

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Financing Available – No Credit Required Programs!