Quality. Precision. Built to Last. | Call (508) 382-2032
Exceptional Spaces.
Custom granite, quartz, marble, and quartzite countertops, thoughtfully selected to complement your home and crafted to bring your vision to life.
STONE AS ART. SPACES TRANSFORMED.
Beatiful Stone.
Find Your Perfect Surface
Granite
Marble
EXPLORE YOUR OPTIONS
From timeless natural stone to contemporary engineered surfaces, discover materials that complement your home.


NATURAL CHARACTER. EVERYDAY STRENGTH.
For those who love natural texture and lasting durability. Granite offers distinctive mineral patterns and excellent resistance to everyday wear—a versatile choice for hardworking surfaces, indoors and out.
White Ice Granite


Bianco Carrara Marble
YOUR STYLE. SIMPLIFIED.
Choose marble for its graceful veining and unmistakable elegance. Especially suited to fireplaces, bathroom vanities, and decorative features, it rewards thoughtful care and develops a patina over time. A beautiful choice when character matters more than a flawless finish.
CLASSIC ELEGANCE. DISTINCTIVE PRESENCE.
Quartzite


Taj Mahal Quartzite
Drawn to expressive veining without the softness of marble? Quartzite combines flowing patterns with impressive hardness, making it a compelling choice for statement islands, feature walls, and spaces that deserve a standout surface.
STRIKING VEINS. NATURAL RESILIENCE.
Quartz


Calacatta Siena Quartz
Enjoy effortless style with engineered quartz. Its nonporous surface resists stains and never needs sealing, while a wide range of colors and patterns makes it easy to create a coordinated look. A practical, low-maintenance choice for everyday living.
We never broker out stone installations
From laser digital templating over finished cabinet boxes to final undermount sink setting, our own full-time shop crew carries every slab through production and installation.
Plan your stone installation
Send architectural prints or cabinet layouts. We verify square footage, discuss overhang bracing requirements, and provide itemized estimates for fabrication and fitting.
Keystone Marble & Granite
In-house stone fabrication and laser-templated installation across Massachusetts.
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© 2026 Keystone Marble & Granite-Over a decade of stone fabrication and installation in Massachusetts.
PRECISION CUT. IN-HOUSE FIT.
