NorthWest Granite & Flooring LLC logo, featuring the brand name in stylized font, representing flooring and countertop solutions.

Elevate your kitchen or bathroom.

Slab countertops.

Modern kitchen featuring a large slab countertop, stainless steel appliances, and scenic water views through windows, emphasizing design and functionality for kitchen renovations.
White marble slab featuring subtle veining, ideal for elegant kitchen and bathroom countertops, showcasing durability and sophistication for home renovations.

Give your home sophistication and lasting beauty. NorthWest Granite & Flooring LLC in Oak Harbor, WA, can create and install durable, slab countertops to flawlessly match your kitchen or bathroom renovation. Bring your plans, measurements, or specs and choose your material from our stock slabs or from the hundreds of samples available in our showroom. We will review the project, making sure to go over all details with you, and provide you with a free estimate.

Slab stone to fit your budget.

Slab Fabrication & Installation

We work with only the best slab suppliers in the United States to ensure you’ll get a product that is both beautiful and durable. Our experienced slab installers use state-of-the-art equipment in our fabricating facility, implementing technology to make your design dreams come true! Whether building a new home or renovating, we will work directly with you or your builder to ensure a beautiful and timely installation.

Contact us to discuss your ideal design

Slab fabrication equipment at NorthWest Granite & Flooring, featuring a Fusion machine and control panel for custom countertop production.
Slab fabrication machinery in a workshop, featuring a TITAN 1600 cutting system and granite slabs prepared for custom countertop installation.

Kitchen Countertops

We can create a slab countertop design to fit any kitchen and complement your style. We work with the suppliers who source natural stone and man-made slabs from the USA and all over the world! Choose from our hundreds of stock slabs or take our list of trusted wholesale slab warehouses and make a day of it in the Georgetown area of Seattle. You will find slabs that fit your vision and meet your budget.

Looking to renovate your kitchen?

Bathroom Countertops

Bathroom countertops can create a spa-like feel in your space. From double, undermount sinks to small vanities in a half-bath, we carry a large variety of slab countertops to fit any and all of your bathroom vanity designs and countertop needs.

Interested in updating your bathroom?

Explore our other services.

Patterned flooring design representing renovation services for kitchens and bathrooms by NorthWest Granite & Flooring LLC in Oak Harbor, WA.

Flooring

Icon of a bathtub with a showerhead, representing bathroom flooring options and services offered by NorthWest Granite & Flooring LLC.

Bathrooms

Icon depicting a modern kitchen layout with cabinets, stove, and sink, relevant to flooring options and installation services offered by NorthWest Granite & Flooring LLC.

Kitchens

Icons representing home renovation services, including a house, ruler, and pencil, reflecting NorthWest Granite & Flooring's expertise in customized kitchen and bathroom renovations.

Gallery

FAQs

Which material is the most durable?

1. Granite · 2. Quartzite · 3. Dolomite · 4. Marble · 5. Engineered Stone / Quartz / Porcelain.

Which material is more cost-effective?

Granite.

What is the hardness of each stone?

Granite is typically a 6-8 on the scale, marble is typically a 3-5 on the scale, engineered quartz is typically a 7 on the scale, and quartzite is typically an 8 on the scale.

Which material is less prone to staining?

Quartz and properly sealed natural stone (granite) countertops are highly stain resistant, but not stain proof. Regular maintenance and a modicum of common sense is required to help resist staining, but stains can and will occur if you are careless.

What is the difference between granite and quartz?

Granite is a purely natural stone that comes directly from stone quarries and is then cut into thin slabs, polished, and fabricated into countertops. Quartz countertops are engineered stone products that may contain a large percentage of natural quartz but may also include other minerals.

Where does granite come from?

Raw granite materials are mined from the earth in places called quarries. While Italy and Brazil have some of the most prolific quarries, there are sites all over the world.

What is quartz made of?

It is made from 95% crushed quartz natural stone and 5% polymer resin cement-based binders.

Get in touch

For complete, custom countertop design and installation services, contact our team.

NorthWest Granite & Flooring LLC logo, featuring the brand name in stylized font, representing flooring and countertop solutions.

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Hours

Monday - Friday: 9:30 AM - 5:30 PM
Saturday: Limited Appointment Only
Sunday: Closed

Blue seal of accreditation for NorthWest Granite & Flooring LLC from the Better Business Bureau, indicating an A+ rating as of September 15, 2025.
Shaw Floors logo, showcasing brand identity in flooring solutions, relevant to NorthWest Granite & Flooring LLC's offerings.
Whidbey Green Seal logo representing sustainable practices by the Sustainable Whidbey Coalition, featuring green leaves and text in a circular design.
Silica and Slab Safety certification logo with a checkmark, emphasizing safety standards in flooring and countertop materials.
Skagit Island Counties Builders Association logo, featuring blue and white colors with the acronym SICBA prominently displayed, representing local building industry support and collaboration.
Natural Stone Institute member logo, representing NorthWest Granite & Flooring LLC's affiliation with industry standards in flooring and countertops.
Natural Stone Institute member logo, representing NorthWest Granite & Flooring LLC's affiliation with industry standards in flooring and countertops.