Granite Industries of Vermont

What Granite Industries of Vermont does

Granite Industries of Vermont operates under the Rock of Ages brand from Barre, Vermont, and is a subsidiary of Polycor Inc., the world's largest natural stone manufacturer. The company handcrafts granite cemetery monuments and related memorial products for the North American death-care market, drawing raw material from its own quarries. Its product lines include headstones, mausoleums, columbaria, civic memorials, and Precision Products, supported by 13 proprietary granite trademark varieties and the SEALMARK™ certification carrying a perpetual warranty. Brand heritage extends to the 1880s, providing long-tenured name recognition in a category where buyers specifically seek durable, certified stonework.

The company runs a vertically integrated production model: it extracts granite from owned North American quarries, fabricates finished monuments, and distributes them through an authorized dealer network. A separate direct sales channel serves government customers purchasing civic memorials, and the Barre quarry site also functions as a tourist attraction. Pricing is premium and warranty-anchored, with the SEALMARK™ mark positioning the company's output above commodity headstone offerings. Five product categories span consumer (headstones, mausoleums, columbaria), public-sector (civic memorials), and industrial/architectural (Precision Products) buyers.

The stated headcount is 11-50 employees, and the company is privately held as a subsidiary of Polycor Inc. No revenue, funding, or financial details were disclosed; the operating posture is that of a mature, heritage brand running a stable manufacturing operation with multiple channels. Risks include dependence on the death-care demand cycle, quarry-specific geological variability, and the parent company's strategic priorities. Growth signals visible in the input are limited to the diversification of product lines (Precision Products) and channels (tourism, government sales) rather than headline volume expansion.

Name

Granite Industries of Vermont

Legal name

Rock of Ages

Website

https://granitevermont.com

Company type

Private

Operating status

Operating

Headcount range

11–50 employees

Short description

Granite Industries of Vermont, operating as Rock of Ages, handcrafts premium granite cemetery monuments, mausoleums, columbaria, civic memorials, and precision products from its own North American quarries in Barre, Vermont, serving families, government buyers, and dealers under the SEALMARK™ perpetual warranty.

Ownership category

akta.pro rank

Product category

Cemetery Monuments and Memorials

NAICS

Cut Stone and Stone Product Manufacturing (327991), Dimension Stone Mining and Quarrying (212311)

SIC

Cut Stone & Stone Products (3281), Mining & Quarrying Of Nonmetallic Minerals (No Fuels) (1400)

akta.pro primary industry

Granite Quarrying & Dimension Stone Fabrication (IMAKAHAD)

akta.pro secondary industry

Marble Quarrying & Dimension Stone Fabrication (IMAKAHAE)

Keywords

• Granite monuments
• Cemetery memorials
• Headstone manufacturing
• Mausoleum construction
• Stone quarry products

Headquarters

HQ city

Barre

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

Personnel, Supply Chain, Operations, Marketing or Sales, Others

Revenue model

1. Cemetery Monuments (Headstones): One-time purchase of handcrafted granite headstones for individual graves. Customers work with dealers to select designs, sizes, colors, and personalization.
2. Mausoleums: Private crypts and family mausoleums sold as premium, customizable monuments. Higher price point with extended customization options.
3. Columbaria: Cremation niche products for individual or family use, ranging from simple to elaborate designs.
4. Civic Memorials: Public monuments sold to government entities and community organizations, featuring 15 natural stone colors with direct artisan collaboration.
5. Precision Products (Industrial): Granite industrial products for precision applications beyond memorial use.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels4 records

Core offering

Granite Industries of Vermont, operating as Rock of Ages, manufactures handcrafted cemetery monuments and memorials from granite and marble quarried at its own North American quarries. Its product portfolio includes headstones, mausoleums, columbaria, civic memorials, and precision granite products, all crafted by in-house artisans in a Vermont workshop. The company's stone carries the proprietary SEALMARK™ certification and a perpetual warranty.

Product overview

Rock of Ages offers a portfolio of handcrafted cemetery monuments and memorials made from Vermont granite and marble sourced from their own North American quarries. The core product line consists of Headstones (individual monuments), Mausoleums (private family crypts), Columbaria (cremation niches), and Civic Memorials (public community monuments), all crafted by in-house artisans in their Vermont workshop. The company also offers Precision Products for industrial applications. Their stone is distinguished by the Rock of Ages SEALMARK™ and is the only memorial stone backed by a perpetual warranty. Available in 13 distinct natural stone varieties including CAMBRIAN BLACK® granite, STARLIGHT BLACK granite, MIDNIGHT BLACK™ granite, and WHITE CHEROKEE™ marble.

Differentiator

Problem solved

Functional benefit

Brands

• Rock of Ages SEALMARK™: Quality certification mark indicating the stone is guaranteed with a perpetual warranty

Products and services

• Headstones Handcrafted cemetery monuments for individual memorials, available in various sizes, types, colors, and designs to celebrate the unique character of a life. Sold to individuals and families through the authorized dealer network.
• Mausoleums Private family crypts and mausoleums that create a family legacy and memorial gathering place. Infinitely customizable and suitable for cremation or burial. Sold to premium monument buyers through authorized dealers.
• Columbaria Cremation niches for individual or family use, available in simple or elaborate designs. Sold to families through the authorized dealer network.
• Civic Memorials Public monuments designed to be enduring, dignified, inspiring and beautiful, available in 15 natural stone colors with direct artisan collaboration. Sold to government entities, municipalities, and civic organizations.
• Precision Products Industrial-grade precision granite products for non-monument, precision applications.

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature2 records

Partnerships

One partnership is on record.

• Polycor Inc.coreOthersRock of Ages is a subsidiary/brand of Polycor Inc., a North American natural stone company. Polycor is the parent company that owns Rock of Ages and its quarrying/manufacturing operations. Rock of Ages website links to Polycor's privacy policy and corporate information.

Recent moves6 records

Expansion highlights4 records

Broad incumbents

• Foundation Partners Group: Foundation Partners Group operates a national network of funeral homes and cemeteries and procures memorial products at scale. As a consolidated death-care buyer, it represents both a potential customer for Rock of Ages and a competitive threat via in-network sourcing.
• Service Corporation International: SCI is the largest North American funeral services and cemetery operator and sources monuments and memorials for its cemeteries. As a major buyer-side incumbent in death care, it shapes monument sourcing standards and competitive dynamics relevant to Rock of Ages' dealer and civic channels.
• Matthews International: Matthews International's Memorialization segment supplies bronze and granite memorial products, cemetery signage, and related death-care goods at national scale. While much broader than Rock of Ages and serving the same memorial customers, it competes through branded memorial products and dealer networks.

Direct peers

• Coldspring: Coldspring (formerly Cold Spring Granite Company) is one of the largest US granite quarrying and fabricating companies, producing dimensional and cut stone products including memorials. It directly competes with Rock of Ages in granite memorial manufacturing and dimension stone supply, with comparable integration from quarry to finished product.
• Dakota Granite: Dakota Granite quarries and fabricates granite memorials and dimensional stone products from South Dakota quarries. Like Rock of Ages, it operates as a quarry-to-monument producer serving the US memorial market, making it a direct competitive peer.
• Stone Art Memorials: Stone Art Memorials is a US-based custom granite monument manufacturer producing headstones, markers, and cemetery memorials. It competes head-to-head with Rock of Ages in the custom granite headstone segment via dealer and direct channels.
• North American Monument Company: North American Monument is a wholesale supplier of granite and bronze memorial products serving monument dealers across the US. Like Rock of Ages, it competes for the same authorized-dealer channel in cemetery monuments and custom memorials.

Others

• Polycor Inc. Polycor Inc. is the parent company of Rock of Ages and a major North American natural stone conglomerate operating quarries and fabricating dimensional stone. As an ecosystem participant and corporate parent, Polycor shapes capital, distribution, and portfolio strategy relevant to Rock of Ages' competitive position.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/GraniteIndustriesofVermont
• LinkedInlinkedin.com/company/granite-industries-of-vermont

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 Granite Industries of Vermont