Stone Interiors
Stone Interiors is a family-owned, factory-direct countertop fabricator and installer founded in 1997, serving residential homeowners and commercial clients across South Carolina, Alabama, Louisiana, and affiliated Florida with granite, marble, quartzite, and engineered quartz surfaces.
- Company typePrivate
- Founded1997
- HeadquartersBoston, United States
- Headcount51–100
- GTM typeB2B
- OfferingServices
What Stone Interiors does
Stone Interiors is a privately held, factory-direct countertop fabrication and installation company founded in 1997. The company fabricates and installs natural stone (granite, marble, quartzite) and engineered quartz surfaces, including branded lines from Caesarstone, Silestone, and Cambria, for both residential and commercial customers. It operates physical showrooms paired with climate-controlled indoor slab warehouses in South Carolina (Columbia), Alabama (Loxley), and Louisiana (New Orleans), with an affiliated Florida presence through Deans Kitchens and Bath. The firm is family-owned, founded by G.K. Naquin, with regional managers Duane Naquin, Dustin Weil, and John Cognevich overseeing each location.
Core technology centers on CAD-based design, precision digital templating, and automated cutting equipment housed in regional fabrication facilities. Customer-facing digital tools include four interactive visualizers (Kitchen, Bathroom, Edge, and Countertop Replacement) that allow self-service configuration of materials, colors, and profiles. Virtual design consultation, in-home appointments, and phone-based stone specialist services supplement the showroom experience. Marketing channels span blog content, Facebook, Instagram, X, Pinterest, and earned media placements in publications such as Coastal Living Magazine, Stone World, and Today's Homeowner. The company holds NSI (National Stone Institute) Accreditation (2017).
The business operates a direct-to-consumer factory sales model that bypasses contractors and designers, with revenue generated primarily through one-time fabrication-and-installation projects priced per square foot of installed material (Cambria quartz quoted at $50–$150/sq ft installed in Columbia, SC). Bundled design services, templating, and complementary offerings (tile backsplash, tile flooring, edge profiles) supplement core countertop revenue. Customer segments are split between individual residential homeowners and commercial properties including restaurants, hotels, office buildings, apartments, condominiums, and multi-family homes. No external funding, M&A activity, or institutional ownership is evidenced.
Stone Interiors firmographics
Firmographics- Name
- Stone Interiors
- Legal name
- Stone Interiors
- Website
- https://stoneinteriors.com
- Company type
- Private
- Founded year
- 1997
- Operating status
- Operating
- Headcount range
- 51–100 employees
- Short description
- Stone Interiors is a family-owned, factory-direct countertop fabricator and installer founded in 1997, serving residential homeowners and commercial clients across South Carolina, Alabama, Louisiana, and affiliated Florida with granite, marble, quartzite, and engineered quartz surfaces.
- Ownership category
- akta.pro rank
Stone Interiors industry classification
Industry- Product category
- Countertop Fabrication & Installation
- NAICS
- Cut Stone and Stone Product Manufacturing (327991), Tile and Terrazzo Contractors (23834)
- SIC
- Cut Stone & Stone Products (3281)
- akta.pro primary industry
- Countertop Fabrication & Installation (Stone/Quartz/Solid Surface) (HSAPAIAE)
- akta.pro secondary industries
- Tile & Stone Flooring Installation (HSAPAGAE), Tile & Stone Specialty Retail (CRAIAGAA)
Keywords
Where Stone Interiors is headquartered
LocationHeadquarters
- HQ city
- Boston
- HQ country
- United States
- HQ region
- North America
Offices3 records
Markets served
Stone Interiors business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Supply Chain, Personnel, Operations, Marketing or Sales, Technology or R&D, Infrastructure
Revenue model
- Countertop Fabrication and Installation: Complete fabrication and installation of stone countertops including granite, marble, quartz, and quartzite. Factory-direct model eliminates middle-men, offering countertops directly to the public.
- Stone Materials Sales: Direct sale of stone slabs including granite, marble, quartz, quartzite, and engineered quartz to residential and commercial customers.
- Design Services: In-home and virtual design consultation, template creation, and project planning services bundled with installation projects.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | Pay-as-you-go | Cambria Quartz Countertops |
Go-to-market motion1 record
Distribution channels4 records
Marketing channels8 records
Stone Interiors product offering
Product offeringCore offering
Stone Interiors fabricates and installs custom stone countertops, including granite, marble, quartzite, and engineered quartz (Cambria, Silestone, Caesarstone) for residential and commercial projects. The company operates a factory-direct model from three regional showrooms with climate-controlled slab warehouses, providing in-home or virtual design consultation, templating, fabrication, and professional installation across South Carolina, Alabama, and Louisiana.
Product overview
Stone Interiors is a factory-direct countertop fabrication and installation company offering a comprehensive portfolio of natural and engineered stone products. The core offerings include Granite Countertops, Marble Countertops, Quartzite Countertops, and Engineered Quartz Countertops (featuring brands like Cambria and Silestone), complemented by add-on services including Tile Backsplash, Tile Flooring, and Edge Profiles. The company provides interactive Design Visualizers (Kitchen, Bathroom, Edge, and Countertop Replacement) as customer-facing digital tools. Products are organized into themed collections (Family, Luxury, Modern) to help customers select materials suited to different design styles. Services span both residential and commercial projects across South Carolina, Alabama, and Louisiana.
Differentiator
Problem solved
Functional benefit
Products and services
- Granite Countertops Custom fabrication and installation of natural granite countertops offering durability, heat resistance, and unique natural patterns for residential kitchens and bathrooms and commercial applications.
- Marble Countertops Custom fabrication and installation of natural marble countertops delivering an elegant, luxurious appearance for high-end residential and commercial projects.
- Quartzite Countertops Custom fabrication and installation of natural quartzite countertops combining hardness exceeding granite with elegant aesthetics for kitchen, bathroom, and commercial surfaces.
- Engineered Quartz Countertops Custom fabrication and installation of man-made engineered quartz surfaces (including Cambria and Silestone) providing non-porous, durable, low-maintenance countertops with consistent patterns for residential and commercial projects.
- Tile Backsplash Installation Tile backsplash installation services complementing countertop installations for complete kitchen and bathroom finishing in residential and commercial spaces.
- Tile Flooring Installation Tile flooring installation services for residential and commercial spaces, complementing countertop and backsplash work for whole-room finishing.
- Edge Profile Customization Custom edge profile finishing options for stone countertops, offering multiple profile styles selectable by customers to customize the finished edge of their countertop installation.
Companies that use Stone Interiors
Customer profileNamed customers6 records
Segments2 records
Ideal customer profiles2 records
Stone Interiors technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
Stone Interiors partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- Deans Kitchens and BathminorDeans Kitchens and Bath operates as a linked location under the Florida market, appearing as a related business on Stone Interiors' website locations page.
Scale indicators2 records
Recent moves6 records
Expansion highlights4 records
Stone Interiors competitors and assessment
Company assessmentOthers
- Cosentino (Silestone / Dekton): Cosentino is a global Spanish manufacturer of Silestone quartz and other engineered surfaces, another premium brand Stone Interiors sells and installs. As both supplier and increasingly active in brand-direct distribution, it sits at the intersection of partner and competitive threat.
- Bedrosians Tile & Stone: Bedrosians is a national tile and natural-stone distributor with showrooms across the western and southern US. It competes with Stone Interiors in tile and stone material sales, though it is less focused on the fabrication/installation service component.
- Cambria: Cambria is a US-based manufacturer of engineered quartz surfaces and one of the brands Stone Interiors explicitly carries and installs. It is a key supplier rather than a direct competitor, but its brand-direct programs can affect independent-fabricator volumes.
- Caesarstone: Caesarstone is a pioneer and global leader in engineered quartz surfaces, named explicitly by Stone Interiors as a brand they fabricate and install. Like Cambria and Cosentino, it is both an upstream supplier and a partial competitor through its own retail and trade programs.
- Daltile: Daltile is one of the largest US manufacturers and distributors of tile, stone, and countertops, operating hundreds of sales service centers. It overlaps with Stone Interiors on tile flooring and slab distribution but operates at much greater national scale.
Direct peers
- Marble & Granite Inc: Marble & Granite is a regional natural-stone fabricator and distributor in the Northeast US serving both residential and commercial customers, directly mirroring Stone Interiors' fabrication-plus-installation model. Strong overlap in stone types, customer segments, and project workflow.
Broad incumbents
- MSI (M S International): MSI is one of the largest importers and distributors of countertop slabs, tile, and hardscapes in North America, operating more than 50 showrooms and distribution centers. It is a broad incumbent that competes with regional fabricators on slab selection and increasingly on fabrication/installation services.
- Home Depot Kitchen & Bath Installation: Home Depot offers countertop design and installation services nationwide, partnering with or supplying installers in local markets including the Southeast where Stone Interiors operates. It is a broad incumbent that competes for the same homeowner demand but at vastly greater scale.
- Granite Transformations: Granite Transformations is a national franchised countertop resurfacing and replacement brand serving US and international markets. It competes with Stone Interiors primarily in countertop replacement projects using engineered overlays, a different delivery model but the same end customer.
- Lowe's Kitchen & Bath Installation: Lowe's provides countertop and kitchen/bath installation services through its store base across the Southeast US. Like Home Depot, it is a broad incumbent channel that competes with independent fabricators for consumer countertop demand.
Market position
Strengths5 records
Weaknesses4 records
Competitive moat4 records
Key risks6 records
Key highlights7 records
Customer concentration
Stone Interiors social profiles
Digital presenceStone Interiors financial estimates
Financial estimateRevenue estimate
Valuation estimate
Stone Interiors leadership team
Management profileNumber of profiles
Profiles4 records
Stone Interiors funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Stone Interiors M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Stone Interiors
What does Stone Interiors do?
Stone Interiors fabricates and installs custom stone countertops, including granite, marble, quartzite, and engineered quartz (Cambria, Silestone, Caesarstone) for residential and commercial projects. The company operates a factory-direct model from three regional showrooms with climate-controlled slab warehouses, providing in-home or virtual design consultation, templating, fabrication, and professional installation across South Carolina, Alabama, and Louisiana.
Is Stone Interiors a public or private company?
Stone Interiors is a private company. It is classified as family owned and is currently operating.
When was Stone Interiors founded?
Stone Interiors was founded in 1997. It employs 51 to 100 people.
Where is Stone Interiors based?
Stone Interiors is headquartered in Boston, United States, in the North America region.
How does Stone Interiors make money?
Three revenue lines are on record. Countertop Fabrication and Installation is the primary driver. The others are stone Materials Sales and design Services.
Who are Stone Interiors's main competitors?
Others on record are Cosentino (Silestone / Dekton), Bedrosians Tile & Stone, Cambria, Caesarstone and Daltile. Marble & Granite Inc is listed as a direct peer. Broad incumbents are MSI (M S International), Home Depot Kitchen & Bath Installation, Granite Transformations and Lowe's Kitchen & Bath Installation.
Does Stone Interiors have an API?
No public API is recorded for Stone Interiors.
What industry is Stone Interiors in?
Stone Interiors's product category is Countertop Fabrication & Installation. Its primary akta.pro industry code is HSAPAIAE, Countertop Fabrication & Installation (Stone/Quartz/Solid Surface), with a secondary code of HSAPAGAE, Tile & Stone Flooring Installation. Its NAICS code is 327991 and its SIC code is 3281.