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Business Details
35 Years
experience
Custom Stone Countertops & Architectural Designs in Liberty Lake, WA
Mario & Son has been delivering exceptional stone fabrication and installation services for over three decades, maintaining a steadfast commitment to quality and customer satisfaction. Established in 1991, our family-owned business combines advanced technology with traditional craftsmanship to transform client visions into reality. Recognized internationally through numerous regional, national, and international awards, we offer a full turn-key service spanning design, fabrication, and installation. Our expertise in natural stone materials like granite, marble, quartzite, and engineered quartz is complemented by state-of-the-art equipment and master craftsmen with decades of experience. As the only Natural Stone Institute Accredited fabricator in the region, we uphold rigorous standards in technical ability, safety, and ethics.

Our 44,000-square-foot facility in Liberty Lake, WA, houses an extensive inventory of ready-to-go stone slabs and cutting-edge digital visualization tools. We provide a lifetime craftsmanship warranty on all work, ensuring clients receive unparalleled value and service tailored to their specific needs. Our team's deep industry knowledge, including participation in national trade associations and architectural initiatives, positions us as leaders in both residential and commercial stone solutions. From concept development to final installation, we prioritize transparency, education, and personalized attention to create lasting relationships with every client.
Services
Granite Countertops Marble Fabrication Quartzite Installation Architectural Stone Design Custom Stone Visualization
Details
  • Year established: 1991
Highlights and features
  • Family-owned business with 30+ years of stone fabrication expertise
  • Only NSI Accredited fabricator in the region with rigorous quality standards
  • Award-winning craftsmanship recognized nationally and internationally
  • Lifetime workmanship warranty on all installations
  • State-of-the-art facility with extensive in-house stone inventory
Associations and certifications
  • Natural Stone Institute Accredited Member
What people say
Excellent customer service Award-winning craftsmanship Lifetime warranty Stunning results Transparent process
Services
Granite Countertops
Our granite countertop service provides durable, elegant surfaces tailored to your kitchen or bathroom. We offer full-service solutions from slab selection to precision installation. Clients benefit from our extensive inventory and expert craftsmanship.
Marble Fabrication
Custom marble fabrication for countertops, flooring, and architectural elements. We combine traditional techniques with modern technology to create timeless pieces. Clients receive guidance on maintenance and sealing for optimal longevity.
Quartzite Installation
Professional quartzite installation services for high-traffic areas. Our team handles complex cuts and finishes while explaining material properties. Clients gain access to our curated selection of premium quartzite slabs.
Architectural Stone Design
One-of-a-kind architectural stone projects including fireplaces, altars, and sculptures. We offer 3D modeling and AR visualization tools. Clients participate in every stage from concept development to final installation.
Custom Stone Visualization
Digital visualization services using AR and 3D rendering software. Clients can preview stone selections in their space before fabrication begins. This service ensures complete satisfaction with design choices prior to production.
People
Mario Marcella
Founder
Learned ceramic tile trade in Europe before establishing Mario's Tile in 1974. Transitioned to stone fabrication in 1991, laying the foundation for Mario & Son's legacy of craftsmanship and innovation.
Joey Marcella
Executive Director
Joined full-time in 1987 after music scholarship. Pioneered stone fabrication division in 1991. Recognized as Natural Stone Institute Craftsman of the Year and industry authority through publications and national lectures.
Michaela Steinbach
Partner
Joined in 2008, earned NSI Accreditation for the company. Leads Women in Stone initiatives and architectural division. Recipient of Coverings Rockstar Award for contributions to stone fabrication standards.
Mike Marcella
Partner
Joined in 1996, became company partner in 2007. Instrumental in technological advancements including early adoption of CNC machinery that positioned Mario & Son as industry leaders in Western US.
Branden Marcella
Management
Joined in 2003, transitioned to key management role in 2022. Contributes to operational excellence and client satisfaction through hands-on experience in all aspects of stone fabrication and installation.
Questions
What types of stone do you work with?
We work with granite, marble, quartzite, engineered quartz, porcelain, and sintered stone. Our inventory includes both domestic and international selections.
Do you offer design assistance?
Yes, we provide full design support including 3D modeling, AR visualization, and in-person consultations at our Liberty Lake showroom.
What is your warranty policy?
We offer a lifetime craftsmanship warranty on all installations under normal use conditions to the original purchaser.
How long does the installation process take?
Typical lead time is 2-3 weeks from template to installation, depending on project complexity and material availability.
Are you NSI Accredited?
Yes, we are the only Natural Stone Institute Accredited fabricator in the region, meeting rigorous technical and ethical standards.
Do you serve commercial clients?
Yes, we handle both residential and commercial projects, including large-scale installations like the Davenport Grand Hotel with 1,400 slabs.
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