StoneADD

What StoneADD does

StoneADD is a privately held B2B online marketplace headquartered in the Xiamen Area of the China (Fujian) Pilot Free Trade Zone that connects global buyers and suppliers of natural stone, artificial stone, stone tools, and stone machinery. Founded in 2006 and operating continuously for nearly two decades, the platform serves two primary customer segments: international stone importers and buyers seeking verified suppliers across granite, marble, travertine, limestone, onyx, slate, and quartz categories; and stone manufacturers, quarries, and exporters from major producing countries listing products for global buyers. The core offering is a web-based marketplace combining a searchable supplier directory organized by region and product type, a buying-requests module where buyers post purchasing needs, and a product catalog spanning raw blocks through finished countertops, tombstones, building stones, landscaping stones, and decoration stones.

The underlying technology is a standard web-based B2B marketplace platform enabling product listings, supplier directories, buying requests, and trade facilitation. Distribution is driven primarily by organic SEO using 20+ years of accumulated domain authority for stone-related keywords, supplemented by an extensive content library (stone guides, articles, photo galleries, stone trends, keyword rankings), social media presence across Facebook, LinkedIn, Instagram, Twitter, Pinterest, and YouTube, and email communications to members. A multi-site affiliate ecosystem operates under the StoneADD Group umbrella, including quartz-slab.com, marble-slab.com, granite-tiles.com, and stonev.com, capturing category-specific long-tail demand.

StoneADD operates a freemium revenue model with three documented streams: premium membership subscriptions offering verified badges, priority listings, and enhanced visibility; advertising services including keyword ads, featured placements, and promotional banners; and transaction facilitation fees on verified supplier transactions and assisted sourcing services. Basic supplier listings and directory access are free, with premium upgrades monetizing active buyers and sellers. The company has no disclosed institutional investors, funding rounds, acquisitions, or leadership changes in the available source material, and operates as an independent, bootstrapped digital marketplace serving the fragmented global stone trade across 30+ countries.

Name

StoneADD

Legal name

StoneADD

Website

https://stoneadd.com

Company type

Private

Founded year

2006

Operating status

Operating

Headcount range

11–50 employees

Short description

StoneADD is a privately held B2B online marketplace, founded in 2006 and headquartered in Xiamen, China, that connects global stone buyers and suppliers across 30+ countries, monetizing through premium memberships, advertising, and transaction fees on natural and artificial stone trade.

Ownership category

akta.pro rank

Product category

Stone B2B Marketplace

NAICS

Cut Stone and Stone Product Manufacturing (327991)

SIC

Cut Stone & Stone Products (3281)

akta.pro primary industry

Other Dimension Stone (Slate, Sandstone, Quartzite, Travertine) Quarrying & Fabrication (IMAKAHAF)

akta.pro secondary industry

Granite Quarrying & Dimension Stone Fabrication (IMAKAHAD)

Keywords

• B2B stone marketplace
• Natural stone trading
• Stone supplier directory
• Stone sourcing platform
• Building stone wholesale

Headquarters

HQ city

Xiamen

HQ country

China

HQ region

Asia

Offices1 record

Markets served

GTM type

B2B

Offering type

Digital Commerce or Content

Cost components

Technology or R&D, Marketing or Sales, Personnel, Operations, Infrastructure

Revenue model

1. Premium Membership Subscriptions: Subscription-based premium membership offering enhanced supplier visibility, verified badges, priority listings, and sourcing services
2. Advertising Services: Keyword advertising, featured product placements, and promotional banners for suppliers
3. Transaction Facilitation: Commission or fees on verified supplier transactions and buyer sourcing services

Pricing tiers

Go-to-market motion1 record

Distribution channels3 records

Marketing channels5 records

Core offering

StoneADD operates a global B2B online marketplace that connects stone buyers and suppliers across more than 30 countries, aggregating listings of natural stone, artificial stone, stone tools, and stone machines. The platform provides a verified supplier directory, a buying request system, premium membership upgrades for visibility, and assisted sourcing services, monetizing through subscriptions, advertising, and transaction facilitation.

Product overview

StoneADD is a B2B marketplace platform that connects global stone buyers and suppliers. The platform operates as a marketplace with integrated directories and services. Core offerings include a Stone Suppliers Directory organized by region (China, India, Turkey, Iran, Vietnam, Italy, Egypt, Spain, Portugal, Greece, Pakistan, Brazil) and a Buying Requests system for posting purchasing needs. The product portfolio spans Natural Stone Products (Stone Blocks, Stone Tiles, Stone Slabs, Stone Countertops, Stone Tombstones/Monuments, Building Stones, Landscaping Stones, Decoration Stones, Stone Carvings) and Artificial Stone (Quartz Stone slabs and countertops). Add-on services include Premium Membership for enhanced supplier visibility, Stone Quarry Promotion for raw material marketing, and Stone Sourcing Service for buyer assistance. The platform also provides Stone Tools and Stone Machines categories for the manufacturing segment.

Differentiator

Problem solved

Functional benefit

Brands

• StoneADD: Stone product B2B marketplace connecting buyers and suppliers worldwide

Products and services

• StoneADD B2B Marketplace Platform A web-based B2B marketplace platform connecting global stone buyers and suppliers for trading natural stone, artificial stone, stone tools, and stone machines, with product listings organized by category (blocks, tiles, slabs, countertops, tombstones, building stones, landscaping stones, decoration stones, stone carvings, artificial stones, stone tools, stone machines) and by supplier region.
• Verified Stone Suppliers Directory A searchable directory of stone suppliers organized by region (China, India, Turkey, Iran, Vietnam, Italy, Egypt, Spain, Portugal, Greece, Pakistan, Brazil) and product type, with certificate-verification badges indicating vetted suppliers for buyers seeking verified sources.
• Buying Requests System A request-posting service for stone buyers to publish purchasing needs (e.g., marble slabs, granite tiles, tombstone orders) and for suppliers to respond with quotes; the latest purchasing feed is exclusive to Premium Membership holders.
• Premium Membership A paid subscription service for suppliers and active users offering enhanced visibility, verified supplier status, priority listing placement, access to exclusive buying requests, and preferential positioning in the marketplace.
• Stone Sourcing Service An assisted sourcing service that helps stone buyers find and connect with appropriate stone suppliers based on their product specifications, geography, and quantity needs.
• Stone Quarry Promotion A marketing service enabling stone quarries to promote their raw stone blocks and quarry operations to international buyers via the StoneADD platform.
• StoneADD Advertising Services Promoted-placement advertising services for suppliers, including keyword advertising, featured product placements, and promotional banners displayed across the StoneADD marketplace.

Segments2 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

Four partnerships are on record, tiered minor.

• quartz-slab.comminorOthersRelated website focused on artificial quartz slabs, operated under StoneADD Group umbrella
• marble-slab.comminorOthersRelated website focused on natural marble slabs, operated under StoneADD Group umbrella
• granite-tiles.comminorOthersRelated website focused on granite tiles wholesale, operated under StoneADD Group umbrella
• stonev.comminorOthersRelated website featuring famous China stone products, operated under StoneADD Group umbrella

Scale indicators3 records

Recent moves1 record

Expansion highlights4 records

Broad incumbents

• TradeKey: B2B marketplace covering building materials including stone products. Operates in a similar supplier-discovery and RFQ-driven model to StoneADD.
• Global Sources: Hong Kong-based B2B marketplace with stone and construction materials categories. Targets similar international buyers and is a competitor in the China-originated B2B trade space.
• EC21: Global B2B marketplace with construction materials and natural stone product listings. Comparable platform serving international buyers and suppliers with similar marketplace mechanics.
• Alibaba: World's largest B2B marketplace with significant natural stone category presence. Competes with StoneADD for both suppliers and buyer traffic, though Alibaba is a generalist rather than a stone specialist.
• Made-in-China: Major Chinese B2B marketplace with a substantial building stone and construction materials category. Direct overlap with StoneADD in cross-border stone trade from China.
• HKTDC (Hong Kong Trade Development Council): Hong Kong's B2B sourcing platform with a dedicated stone and building materials industry presence. Comparable supplier-directory and trade-show-driven marketplace model.

Emerging players

• Stone Network: Smaller niche B2B stone marketplace focused on connecting marble and granite suppliers with buyers. Comparable vertical positioning to StoneADD but with narrower scope.
• StoneExpoZone: Online stone marketplace with listings and supplier directories. Smaller direct competitor in the same vertical marketplace category as StoneADD.

Direct peers

• StoneContact: Global B2B stone marketplace with very similar product taxonomy (blocks, slabs, tiles, countertops, tombstones) and supplier directory model. The closest direct competitor to StoneADD in the natural stone marketplace category.

Others

• Stone World (BNP Media): Trade publication and industry portal for the natural stone industry with supplier directory and content offerings. Comparable to StoneADD's content plus supplier community play, though more of a media business than a pure marketplace.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/stoneaddcom
• YouTubeyoutube.com/c/stoneadd
• Facebookfacebook.com/stoneaddcom
• LinkedInlinkedin.com/company/stoneadd
• Instagraminstagram.com/stoneadd
• Pinterestpinterest.com/stoneadd

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about StoneADD