Graymont

What Graymont does

Graymont is a privately held, family-owned producer of essential calcium-based solutions, primarily lime (quicklime and hydrated lime, both high-calcium and dolomitic varieties) and limestone products, serving eleven horizontal industrial end-markets including agriculture, construction, environmental remediation, food processing, glass manufacturing, mining, mortars and plasters, water treatment, power generation, pulp and paper, and steel. The company operates an integrated production and distribution network of strategically positioned calcination plants, limestone quarries, and an extensive terminal network spanning the United States, Canada, Australia, New Zealand, Malaysia, and the Philippines, with a South American joint venture (Grupo Calidra) extending reach into the food-grade hydrated lime market under the Nixtacal brand. Core technology centers on lime calcination, hydration, and flue-gas desulfurization, with a forward-looking decarbonization stack comprising the GRAYBOND™ low-carbon binder product line, a strategic partnership with Fortera for low-carbon cement technology, and a minority investment in Litherm Technologies' fully electric calcination technology aimed at CO2-emission-free lime and cement production.

Graymont generates revenue through three streams: (1) one-time product sales of bulk lime and limestone through direct plant and terminal distribution; (2) sales of specialty and branded products (GRAYBOND™, Niagara® Lime Putty, Limil®, Maglime®, AeroLime®, Calco™, Calcimate®, Shell-Mix®, Calgrit®) for higher-value application-specific uses; and (3) technical services including product applications consulting, material handling, and flue-gas treatment support. Pricing is quote-based and not publicly disclosed, reflecting standard B2B industrial commodity practice. The go-to-market model is direct enterprise sales supported by technical field personnel and a customer portal for account management; customer relationships span industrial, construction, and agricultural segments with no public named-logo disclosures. With 1,600+ full-time permanent employees (270+ with more than 20 years of service and a 10-year average tenure), the company is family-owned, headquartered in Richmond, British Columbia, and structured as Graymont Limited with wholly-owned operating subsidiaries and the Grupo Calidra joint venture.

Name

Graymont

Legal name

Graymont Limited

Website

https://graymont.com

Company type

Private

Founded year

1948

Operating status

Operating

Headcount range

1,001–5,000 employees

Short description

Graymont is a family-owned, private Canadian producer of lime and limestone (calcium-based) solutions, serving 11 industrial end-markets including steel, mining, water treatment, power generation, pulp & paper, and construction across North America and Asia Pacific through an integrated plant-and-terminal distribution network.

Ownership category

akta.pro rank

Headquarters

HQ city

Richmond

HQ country

Canada

HQ region

North America

Offices9 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Lime and Limestone Product Sales: Graymont generates revenue primarily through the sale of lime-based products (quicklime, hydrated lime, dolomitic lime) and limestone-based products to industrial, construction, and agricultural customers. Products are sold directly through strategically positioned plants and distribution networks across North America and Asia Pacific.
2. Specialty and Branded Products: Sale of branded products including GRAYBOND™ binders, Niagara® Lime Putty, Niagara® Hydraulic Lime, Limil®, Maglime®, AeroLime®, Calco™, Calcimate®, Shell-Mix®, and Calgrit® for specialized applications.
3. Technical Services: Technical support, product applications consulting, and material handling services provided to customers including flue-gas treatment projects, steel blends, and asphalt applications.

Go-to-market motion1 record

Distribution channels4 records

Marketing channels4 records

Core offering

Graymont manufactures and sells a comprehensive portfolio of lime-based products (quicklime, hydrated lime, dolomitic lime) and limestone-based products (high calcium limestone, specialty limestone, dolomitic limestone) to industrial, construction, and agricultural customers across North America and Asia Pacific. The company also produces branded specialty products and low-carbon alternative binders under the GRAYBOND™ brand to support customer decarbonization goals, with delivery supported by an extensive network of plants, terminals, and technical sales support.

Product overview

Graymont is a global leader in essential calcium-based solutions, offering a comprehensive portfolio of lime and limestone products. The product line consists of two main categories: lime-based products (including Dolomitic Hydrated Lime, Specialty Hydrated Lime, High Calcium Hydrated Lime, High Calcium Quicklime, Dolomitic Quicklime, and Co-products) and limestone products (including Specialty Limestone, High Calcium Limestone, and Dolomitic Limestone). The company also offers Low Carbon Binders and markets the GRAYBOND™ brand as its primary low-carbon alternative binder product line. Additional branded products include Niagara® Lime Putty, Niagara® Hydraulic Lime, Limil®, Maglime®, AeroLime®, Calco™, Calcimate®, Shell-Mix®, and Calgrit® for various industrial, construction, agricultural, and food processing applications. Graymont serves diverse markets including agriculture, construction, environmental, food, glass, mining, mortars & plasters, water, power generation, pulp & paper, and steel.

Differentiator

Problem solved

Functional benefit

Brands

• GRAYBOND™: Innovative low-carbon product line of binders combining calcium-based products with other materials for enhanced performance.
• Niagara® Lime Putty
• Niagara® Hydraulic Lime
• Limil®
• Maglime®
• AeroLime®
• Calco™
• Calcimate®
• Shell-Mix®
• Calgrit®
• Nixtacal

Products and services

• Dolomitic Hydrated Lime

Quantifiable outcome

• Decarbonized operations supporting customers' supply chain carbon reduction goals
• +1 more outcomes

Segments11 records

Ideal customer profiles6 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Three partnerships are on record, tiered core and minor.

• ForteracoreStrategic or Co-development Partner · 6 August 2025Strategic partnership to deploy Fortera's breakthrough low-carbon cement technology on a global scale. This partnership advances Graymont's decarbonization strategy and low-carbon product offerings.
• Grupo CalidracoreStrategic or Co-development PartnerJoint venture partnership in South America where Grupo Calidra manufactures high quality hydrated lime for food processing, marketed under the Nixtacal brand. Graymont references this partnership for food industry applications including the Nixtacal brand for food processing aids.
• Fels-Werke GmbHminorStrategic or Co-development PartnerHost location for Litherm's pilot plant in Saxony-Anhalt, Germany, where electric calcination technology is being tested for CO2-emission-free lime and cement production.

Scale indicators6 records

Recent moves7 records

Expansion highlights6 records

Direct peers

• Lhoist Group: Belgian family-owned global leader in lime, dolime, and limestone products. Closest direct competitor to Graymont with overlapping product lines (quicklime, hydrated lime, specialty binders) and similar end-market diversification across steel, environmental, construction, and agriculture.
• Carmeuse: Belgium-headquartered global lime and limestone producer serving the same industrial, environmental, and construction end markets as Graymont. Direct competitor with comparable product portfolio, distribution network, and customer base across North America and Europe.
• Mississippi Lime Company: US-based producer of high-calcium lime and limestone products serving industrial, environmental, and construction markets. Comparable to Graymont in product mix and North American focus, with overlapping capabilities in calcination and hydrated lime.
• United States Lime & Minerals: Public US lime and limestone producer operating plants in Texas, Arkansas, Oklahoma, and Tennessee. Similar product portfolio (quicklime, hydrated lime, limestone) and direct competitor to Graymont's North American operations, particularly in construction and industrial markets.
• Pete Lien & Sons: Family-owned US producer of lime, limestone, and aggregate products serving construction, agriculture, and industrial customers. Comparable family-ownership structure and regional North American footprint overlapping with Graymont's US operations.

Regional players

• Nordkalk: Northern European leader in limestone-based products and quicklime, owned by Rettig Group. Comparable product range and end-market applications (steel, environmental, construction, pulp & paper) but primarily serves European markets rather than North America/APAC.
• SMA Mineral: Swedish-based producer of lime, dolomite, and mineral products for industrial applications. Comparable in product mix and end-market exposure to Graymont, but operates primarily in Scandinavia and northern Europe rather than competing directly in North America or APAC.
• Adbri: Australian integrated construction materials and lime producer (formerly Adelaide Brighton). Directly comparable to Graymont's Australian operations through its lime, cement, and concrete products business serving similar APAC construction and industrial end markets.

Emerging players

• Fortera: US-based low-carbon cement technology company that entered a strategic partnership with Graymont in August 2025. Comparable through its calcium-based low-carbon binder technology overlap with GRAYBOND™ and focus on cement industry decarbonization adjacent to Graymont's core lime business.

Broad incumbents

• Minerals Technologies Inc. Public specialty minerals company with product lines overlapping into precipitated calcium carbonate and lime-related materials. Broader industrial minerals portfolio than Graymont but competes in some specialty lime and calcium-based applications.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/graymont
• Xx.com/graymont_lime
• Facebookfacebook.com/357599384269959

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 records

Subsidiaries3 records

Funding overview

Funding rounds

Investors

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

M&A

Investments1 record

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

Frequently asked questions about Graymont