About Us
Award-winning Stone
Fabrication and Installation
A family owned and operated business since 1991, Mario & Son has the knowledge, technology, and inventory to take your ideas from vision to reality. Internationally recognized, we are the recipients of numerous Regional, National, and International awards of excellence.
We offer a full turn-key service from design through fabrication and installation.
From our origins in Lavinaio, Sicily, and Frosolone, Italy…
Awards

Natural Stone Institute
2022 PINNACLE AWARD – Our Lady Of Lourdes Cathedral

Natural Stone Institute Accreditation
2020 Earned NSI Fabricator Accreditation

Spokane/CdA Living Magazine “Best Of”
2009 – Present, BEST GRANITE

Natural Stone Institute
2018 Craftsman of the Year

Stoneworld Magazine
2018 Fabricator of the Year

Natural Stone Institute / marmo+mac
2018 Grande Pinnacle Award – Aura

Natural Stone Institute
2018 Pinnacle Award – Aura

Coverings Rock Star Awards
2020 Rockstar Award, Michaela Steinbach
Accreditation

Natural Stone Institute Accredited Member
The natural stone industry’s third party verified qualified labor credential for countertop fabricators and commercial installers.