After 26 years of fabricating monuments and granite counter tops our experience and product knowledge guarantees you (our valued customer) a perfectly crafted masterpiece. This starts with the selection of granite or quartz slabs. Each and every slab is personally selected by our owner, John Onofrio. John personally inspects every slab to make sure they are free from defects. This way we can assure the best quality and value for your money. John selects each slab as if he were purchasing for use in his own home.
GRANITE SURFACES
GRANITE is 100% natural. Each slab is unique with its own natural beauty.Granite is extremely hard, scratch and heat resistant and is treated to become stain resistant. This beautiful natural product has been in used for thousands of years for residential and commercial use. Granite is suitable for both indoor and exterior use and is not affected by sunlight. It comes in several different finishes which include polished, honed, flamed and leathered, which makes it available for a wide range of uses such as countertops, showers, floors, and walls.
We are now pleased to now offer a 15 Year Stain Protection Warranty to ensure your granite will not stain.IF WE CANT GET YOUR STAIN OUT our DUPONT warranty program WILL REPLACE YOUR COUNTER TOP AT NO CHARGE


QUARTZ SURFACES
QUARTZ surfaces meet exacting standards of excellence from the initial procurement of raw materials to the final quality control check. Highly skilled and trained staff members ensure the quality of a product that is unrivaled in the man made counter top industry today. The manufacturing process begins with a rigorous inspection of all incoming raw materials.
Onofrio’s fabricates two distinctly different Quartz lines.
MARBLE SURFACES
MARBLE surfaces are very similar to granite but softer. Marble is 100% natural and has been used in residential and commercial settings for thousands of years. It comes in several different finishes which include honed, polished, flamed and leathered. It is available for interior or exterior use. Due to its softer properties, marble is more susceptible to scratching and staining. It is not affected by UV rays. So if it’s the old world patina look you desire, this is definitely the way to go.

Coronado Stone Products® offers a variety of manufactured stone veneer, thin brick, tile and precast products. Architectural stone veneer can be used to greatly enhance the look and feel of a project. Our products are hand crafted from natural stone in a process that makes the two hard to discern. We have been creating simulated stone siding that captures the natural elegance and beauty of genuine stone for over 50 years. Coronado offers the widest selection of profiles and colors in the industry. With six manufacturing facilities throughout the US, short lead times and competitive pricing, Coronado is the preferred supplier of masonry products for any commercial or residential project.
CUSTOM REMNANT VANITY PROGRAM
Save a lot of money and do it yourself!
Yes that’s correct save a lot of money by giving us the dimensions, picking it up and installing the top on your own. It’s simple ! This is what you do. Fill out the missing dimensions in the applicable drawings, and email it to us. We will return a quote via email. It’s easy as 1-2-3. If you have any questions or need guidance we are a telephone call away. Happy measuring.

QUALITY ASSURANCE
Quality is produced not by luck or hope. Quality is a product of consistency. Combining stock and materials with experienced craftsmen utilizing top notch tools and machines. Be assured when you are buying stone counter tops from Granite and Stone Decor/Onofrio’s you are only getting the very best in quality. Our combined work force gives you 77 years of experience. All of our stone is fabricated using state of the art machinery. We are the only fabricator utilizing water jets and CNC routers to perfectly cut, machine and polish each piece of stone. No other fabricator in the Algoma District utilizes this new, updated technology.