Refined & resilient
Kitchen Countertop Fabrication & Installation in Orange County
Custom countertop measurement, fabrication, and professional installation for quartz, granite, quartzite, porcelain, marble, and more.
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Get Your Free Estimate
Tell us about your kitchen project. Our team will get in touch to discuss your options.
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Premium Materials
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Expert Craftsmanship
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Professional Installation
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Personalized Service
Premium Kitchen Stone Surfaces
Transform Your Kitchen with Premium Stone Surfaces
At St Mary Stone, we believe your kitchen should inspire creativity and bring people together. That’s why we offer more than just countertops — we specialize in breathtaking backsplashes, accent walls, waterfall edges, and more.
We professionally fabricate and install quartz, granite, quartzite, porcelain, marble, and other countertop surfaces. Clients can provide their own material, or we can assist with sourcing material through our network of trusted vendors.
Discover the Perfect Blend of Style and Durability
Our artisans pay close attention to every detail — from precise templating and measuring to shaping edges and blending finishes. Whether you are providing your own material or need help sourcing it, we help you find a solution that balances practicality, luxury, and enduring beauty.
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Expert Craftsmanship
Superior stone finishes shaped by skilled artisans.
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Quality Materials
High-grade stones selected for lasting beauty.
Materials with character
Materials We Fabricate & Install
Quartz • Granite • Quartzite • Porcelain • Marble
Naturally distinct
Granite
Contemporary ease
Porcelain
Striking movement
Quartzite
Enduring elegance
Marble
We fabricate and install a wide range of countertop materials. Already purchased your slab? We can fabricate and install it. Need help finding material? Our team can help you source the right material through multiple trusted stone vendors based on your style, project, and budget.
Designed beyond the worktop
More Than Just Countertops
Tailored stone details bring continuity, function, and quiet impact to every corner of the kitchen.
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Kitchen Countertops
Durable beauty made for daily living.
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Backsplashes
A seamless finish with visual depth.
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Waterfall Edges
A sculptural finish for statement islands.
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Custom Stonework
Distinctive details for every surface.
Why St Mary Stone
Why Choose St Mary Stone for Your Kitchen?
When you invest in your kitchen’s surfaces, you deserve a partner who values quality, style, and precision in every detail. St Mary Stone works to ensure each project reflects your vision — one that is both functional and breathtaking.
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Personalized Consultations
We take the time to understand your style and project goals.
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State-of-the-Art Equipment
Our modern tools allow for precise cuts and flawless finishes.
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Skilled Team
Our artisans bring years of experience and passion to every stone installation.
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Responsive Service
We keep you informed at each stage, helping ensure smooth progress and timely delivery.
READY TO START YOUR KITCHEN PROJECT?
A clear path, beautifully managed
Our Working Process
From first conversation to final walkthrough, our process brings clarity to every decision and precision to every detail.
01 / Discover
A thoughtful conversation, first.
We listen to how you live, what you value, and the character you want your kitchen to hold.
02 / Curate
Select stone & design
We help finalize the material, edge profile, and layout into a beautiful, functional plan — whether it's material you already have or one we help source for you.
03 / Craft
Template & fabricate
Exact measurements guide the cutting, shaping, and finishing of every piece.
04 / Install
A seamless installation
Experienced hands place each element with care for a precise, lasting fit.
05 / Enjoy
Final review & care
We walk the finished space with you and remain available after the work is complete.
See What's Possible
Explore kitchen surfaces, islands, backsplashes and custom stone details designed to elevate the entire space.
Trusted by homeowners & trade partners
What Our Customers Say
starstarstarstarstar5.0 on Google
starstarstarstarstar11 months ago
“We are truly grateful for the excellent cabinet work recently completed at St. Mary’s. Mansour and Mike showed remarkable skill, professionalism, and dedication throughout the project. From the start, they listened carefully to our needs and offered practical solutions that balanced beauty, durability, and functionality. The craftsmanship of the cabinets speaks for itself — solid, well-finished, and designed to last for many years. Their attention to detail, from the smooth finishes to the precise fittings, elevated the overall look of the space. Equally impressive was their work ethic. They were punctual, respectful of the school environment, and kept the work area organized and safe for staff and students. Every step of the process was handled with integrity and care, and they completed the project on time as promised. Mansour and Mike’s work has truly enhanced the school’s facilities, and we highly recommend them for any future projects. Their combination of skill, reliability, and commitment to excellence makes them stand out.”
Samuel Iskander
Google review · 1 review · 17 photos
starstarstarstarstarA year ago
“Exceptional Quality & Service – Highly Recommended! As a general contractor, we have worked with many stone suppliers, but St. Mary Stone stands out for their exceptional craftsmanship and professionalism. Their precision in fabrication, attention to detail, and flawless installation have significantly enhanced our projects. From high-end countertops to custom stonework, their team consistently delivers top-tier quality. They are reliable, punctual, and easy to collaborate with, making our job as contractors much smoother. If you’re looking for a dependable stone specialist, St. Mary Stone is the best in the business.”
M2D Science
Google review · 6 reviews · 1 photo
starstarstarstarstarA year ago
“I’ve had the pleasure of working with St. Mary Stone on several projects, and their craftsmanship is outstanding. As a paint contractor, I appreciate working with professionals who value precision, quality, and excellent customer service—and St. Mary Stone delivers on all fronts. Their stonework is top-tier, with flawless cuts and beautiful finishes that elevate any space. If you're looking for high-quality stone and marble for your home or business, St. Mary Stone is the go-to company. Highly recommended!”
Joseph Ghobrial
Local Guide · 13 reviews · 2 photos
starstarstarstarstar9 months ago
“I had my kitchen countertops replaced recently, and the transformation is unbelievable. The craftsmanship is top-tier, every seam is perfectly smooth, and the whole process was organized and stress-free from start to finish.”
Adrian Fricke
Google review · 3 reviews
starstarstarstarstar9 months ago
“The team guided me through every step of my kitchen renovation, from choosing the right stone to the final polish. They delivered on time, kept everything clean, and the results look absolutely stunning.”
Amy Montoya
Google review · 1 review
starstarstarstarstar9 months ago
“After years of planning, I finally remodeled my bathroom and it turned out even better than I imagined. The stonework looks elegant, and the attention to small details made a huge difference.”
Margaret Blackburn
Google review · 1 review
starstarstarstarstarA year ago
“I used St Mary Stone to replace my backsplash with a beautiful slab. They did a gorgeous job and kept everything really clean. Will definitely hire again. Thanks guys!”
Kelly
Local Guide · 29 reviews · 1 photo
Let’s create something lasting
Your New Kitchen Starts Here
Tell us about your project and receive a thoughtful, no-obligation estimate from our stone specialists.
No obligation. Clear guidance from selection through installation.