Nordkalk Polska

What Nordkalk Polska does

Nordkalk Polska (Nordkalk Sp. z o.o.) is a Polish producer of limestone-based products operating three production sites—Miedzianka (the largest), Wolica, and Sławno—within the SigmaRoc-owned Nordkalk Group, which runs approximately thirty European locations. The company manufactures limestone aggregates, agricultural lime, limestone flour, feed chalk, and sorbents, supplying specification-driven buyers across road construction, general construction, agriculture, metallurgy and steel, flue gas desulfurization, glass manufacturing, and sugar production. Named industrial customers include Strabag and ABB, while agricultural products reach a fragmented farmer base through ProCam and industrial distribution extends into Germany and Central Europe via SH Minerals.

The business operates under an extensive European certification stack—EN 12620, EN 13139, EN 13043, EN 13242, EN 13383-1, CE marking, REACH, GMP+, and HACCP—which qualifies its output for regulated construction and food/feed applications. The Polish entity is part of a broader group sustainability program ("eLIMEnate") targeting CO2-free operations by 2040 and fossil-fuel-free lime burning by 2045, and earned an EcoVadis Gold Medal in 2023 for ESG performance.

Nordkalk Polska monetizes primarily through B2B bulk sales of limestone-derived commodities, with revenue mechanics tied to construction-cycle and agricultural demand rather than subscription or recurring contracts. Its parent SigmaRoc plc (AIM-listed) acquired Nordkalk Group in 2017 as part of a pan-European heavy-side materials consolidation strategy; the Polish business is led by CEO Piotr Maciak with Krzysztof Wieczorek as Commercial Director and a Central Europe production director appointed in May 2022.

Name

Nordkalk Polska

Legal name

Nordkalk Sp. z o.o

Website

https://nordkalk.pl

Company type

Private

Founded year

1898

Operating status

Operating

Headcount range

11–50 employees

Short description

Nordkalk Polska is a Polish limestone producer operating three sites—Miedzianka, Wolica, and Sławno—manufacturing aggregates, agricultural lime, and industrial limestone products for construction, agriculture, and industrial buyers including Strabag and ABB.

Ownership category

akta.pro rank

Product category

Industrial Limestone and Mineral Products

NAICS

Crushed and Broken Limestone Mining and Quarrying (212312), Nonmetallic Mineral Mining and Quarrying (2123), Other Crushed and Broken Stone Mining and Quarrying (212319), Ground or Treated Mineral and Earth Manufacturing (327992)

SIC

Mining & Quarrying Of Nonmetallic Minerals (No Fuels) (1400)

akta.pro primary industry

Limestone Quarrying (Industrial & Construction Grade) (IMAKAHAC)

akta.pro secondary industries

Crushed Stone Quarrying & Processing (IMAKAHAA), Aggregate Processing & Value-Added Products (Washing, Screening, Asphalt/Concrete Aggregates) (IMAKAHAH)

Keywords

• Limestone mining products
• Construction aggregates
• Agricultural lime fertilizers
• Industrial mineral powders
• Flue gas desulfurization sorbents

Headquarters

HQ city

Kraków

HQ country

Poland

HQ region

Europe

Offices4 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Limestone and limestone product sales: Nordkalk generates revenue through the extraction and sale of limestone-based products including aggregates for road construction and concrete, agricultural lime (powdered and granulated), hydrated lime, limestone flour for industrial applications (glass, sugar, steel), and hydrotechnical stone. Products are sold directly to industrial customers, construction companies, agricultural distributors, and farmers through regional sales representatives.

Pricing tiers

Go-to-market motion1 record

Distribution channels4 records

Marketing channels5 records

Core offering

Nordkalk Polska extracts and processes limestone from quarries in Miedzianka, Wolica, and Sławno, producing crushed aggregates (road and concrete), limestone powders (for construction, asphalt, glass, and desulfurization), granulated and powdered agricultural limes (for soil pH correction), feed chalks (livestock nutrition), and industrial stone (for metallurgy, mining, and hydraulic engineering). The company sells these products to industrial customers, construction firms, agricultural distributors, and farmers across Poland, with 30 distribution locations across Europe.

Product overview

Nordkalk Polska Sp. z o.o. is a leading limestone mining and processing company in Poland, operating as part of the SigmaRoc Group. The company operates three production sites in Poland: Miedzianka (the largest quarry and plant), Wolica, and Sławno. Its product portfolio is organized across five main categories: (1) Industrial stone and aggregates — including Nordkalk Drogar road aggregates, Nordkalk LS concrete aggregates, hydraulic stone (Nordkalk Hydro), and limestone for industrial purposes; (2) Limestone powders — including Nordkalk Crystal (low-iron powder for glass manufacturing), Nordkalk Drogowa (for asphalt mixtures), Nordkalk Budowlana (for construction applications), and Sorbent Nordkalk Electra (for flue gas desulfurization); (3) Granulated agricultural limes — including Nordkalk AtriGran and Nordkalk AtriGran Mg; (4) Powdered agricultural limes — including Nordkalk Standard Cal, Nordkalk Fast Cal, and Nordkalk Magnesium; and (5) Feed chalks — including Kreda pastewna products in three fraction ranges. The company also provides industrial stone, dolomite, and wollastonite. These products serve diverse end markets including construction, road engineering, agriculture, metallurgy, steel, sugar production, glass manufacturing, environmental protection, and mining. Nordkalk Polska serves as a primary raw material supplier for multiple industries, with applications spanning from soil pH regulation in agriculture to flue gas treatment in energy production.

Differentiator

Problem solved

Functional benefit

Products and services

• Kruszywo Nordkalk Drogar (Road Construction Aggregates)
• Kruszywo Nordkalk LS (Concrete Aggregates)
• Mączka Nordkalk Drogowa (Road Limestone Powder)
• Mączka Nordkalk Budowlana (Construction Limestone Powder)
• Mączka Nordkalk Crystal (High-Purity Limestone Flour for Glass)
• Sorbent Nordkalk Electra (Flue Gas Desulfurization Sorbent)
• Kamień Nordkalk Hydro (Hydraulic Stone)
• Nordkalk AtriGran (Granulated Agricultural Lime for Soil pH Correction)
• Nordkalk AtriGran Mg (Magnesium Granulated Agricultural Lime)
• Nordkalk Standard Cal (Powdered Agricultural Lime)
• Nordkalk Fast Cal (High-Reactivity Carbonate Lime)
• Nordkalk Magnesium (Magnesium-Enriched Powdered Lime)
• Kreda pastewna 1-4 SL (Feed Chalk 1-4 mm)
• Kreda pastewna 0,4-1 SL (Feed Chalk 0.4-1 mm)
• Kreda pastewna 0-0,4 SL (Feed Chalk 0-0.4 mm)
• Kamień wapienny do celów przemysłowych (Limestone for Industrial Purposes)
• Kamień przemysłowy (Industrial Stone Category)

Quantifiable outcome

• AtriGran with >99% reactivity rapidly corrects soil pH, with 98% of particles below 0.125 mm for fast action.
• +2 more outcomes

Named customers5 records

Segments7 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Twelve partnerships are on record, tiered minor and core.

• BMP (organizer) and Kierunek Surowce (publisher)minorGTM or Marketing Partner · 2 October 2025Nordkalk and Nordkalk Wapno served as Honorary Hosts of the XXXII Sympozjum Kruszywa Cement Wapno (32nd Aggregates Cement Lime Symposium) in Kielce, October 2-3, 2025. BMP and Kierunek Surowce organized the event with Nordkalk's active involvement in both organizational and substantive content.
• Instytut Paleobiologii Polskiej Akademii Nauk (Polish Academy of Sciences)coreStrategic or Co-development PartnerNordkalk collaborates with the Institute of Paleobiology of the Polish Academy of Sciences on paleontological research at the Owadów-Brzezinki quarry, one of the most important paleontological sites in Poland and Europe. The collaboration has produced joint exhibitions (e.g., 'A może było tu morze?') shown at museums across Poland including Tomaszów Mazowiecki and Kielce. Dr Błażej Błażejowski serves as scientific curator.
• Stowarzyszenie Przyjaciół Nauk o Ziemi PHACOPSminorStrategic or Co-development PartnerPHACOPS (Association of Friends of Earth Sciences) collaborates with Nordkalk on paleontological exhibitions and science outreach, bringing fossils from the Owadów-Brzezinki quarry to the public. The association supports educational workshops for local schools.
• AGH University of Science and Technology (Kraków)minorStrategic or Co-development PartnerNordkalk collaborates with AGH on geological research and monitoring activities, including river Hutka ecological monitoring referenced in interviews with local management.
• University of WarsawminorStrategic or Co-development PartnerStudents from the University of Warsaw conduct geological field practices at the Miedzianka quarry, learning about Devonian limestone formations and Carboniferous deposits. The quarry is described as one of the few places in Europe where Carboniferous rocks are visible in a form other than coal.
• Jagiellonian UniversityminorStrategic or Co-development PartnerNordkalk collaborates with the Jagiellonian University as part of its scientific and research partnerships referenced in local media coverage.
• UKSW (Cardinal Stefan Wyszyński University)minorStrategic or Co-development PartnerPart of Nordkalk's academic collaboration network for scientific research and monitoring activities referenced in company and media coverage.
• Polska Akademia Nauk (Polish Academy of Sciences)coreStrategic or Co-development PartnerNordkalk partners with PAN on paleontological research, environmental monitoring, and educational exhibitions. The partnership involves the Instytut Paleobiologii PAN and other PAN institutions for geo-scientific collaboration.
• Gmina Sławno (Sławno Municipality)coreStrategic or Co-development PartnerNordkalk transferred a section of its former Owadów-Brzezinki quarry to the Sławno municipality for use as a geopark for educational, scientific, and tourism purposes. The geopark was featured in the national TV program 'Wieś odNowa' by the Ministry of Agriculture and Rural Development. Nordkalk continues to collaborate on scientific activities at the site.
• Muzeum w Tomaszowie Mazowieckim (Museum in Tomaszów Mazowiecki)minorStrategic or Co-development PartnerThe museum requested Nordkalk to lend the 'A może było tu morze?' paleontological exhibition. The exhibition ran from October 18, 2025 to January 11, 2026, showcasing Jurassic marine fossils from the Owadów-Brzezinki quarry.
• ProCamcoreChannel Partner/ Reseller/ DistributorProCam is a distribution partner for Nordkalk's agricultural lime products in Poland. A ProCam sales representative advised a farmer customer on the most effective Nordkalk product (Standard Cal) and encouraged participation in a product lottery promotion.
• SH MineralsminorChannel Partner/ Reseller/ DistributorSH Minerals handles distribution of Nordkalk Enrich products in Germany and Central Europe, extending Nordkalk's reach into these markets through a dedicated distribution partner.

Scale indicators5 records

Recent moves7 records

Expansion highlights4 records

Direct peers

• Lhoist: Belgian family-owned global leader in lime, dolime, and limestone products. Directly competes with Nordkalk across construction, agriculture, FGD, and industrial applications with comparable product portfolios and European production footprint.
• Omya: Swiss private company and global leader in industrial minerals based on calcium carbonate. Directly competes with Nordkalk Crystal limestone flour in glass manufacturing and competes in paper, coatings, and construction fillers.
• Carmeuse: Belgian-headquartered global lime and limestone producer serving the same end markets as Nordkalk, including agriculture (ag-lime), construction aggregates, steel/metallurgy, FGD, and chemical industries with similar multi-segment strategy.
• Imerys: French-listed global specialty minerals producer with significant calcium carbonate and limestone-based product offerings. Competes with Nordkalk in industrial mineral fillers, glass, and construction applications across European markets.
• Schaefer Kalk: German family-owned lime and limestone producer with comparable product portfolio (ag-lime, aggregates, industrial lime). Direct European competitor focused on German-speaking markets with similar quarry-to-product integration.

Broad incumbents

• Vicat: French-listed integrated cement, aggregates, and concrete producer with operations across Europe. Competes with Nordkalk in aggregates for concrete production and shares end customers in construction and infrastructure, though Vicat is far broader in product range.
• Heidelberg Materials: German-listed global building materials leader with major aggregates, cement, and ready-mix concrete operations across Europe. Overlaps with Nordkalk in aggregates supply for construction and infrastructure but is far broader in scope and scale.
• CRH plc: Irish-listed global building materials group with significant European aggregates operations. Competes with Nordkalk in road and concrete aggregates but offers integrated cement, concrete, and building products portfolios across a broader geography.

Others

• SigmaRoc plc: UK AIM-listed parent company that owns Nordkalk and other European lime/aggregates assets. Not a peer in the competitive sense but the controlling shareholder whose corporate strategy shapes Nordkalk Polska's investment and expansion path.

Regional players

• Breedon Group: UK-listed aggregates and building materials group focused on the British and Irish markets. Comparable vertically integrated quarry-to-product model serving construction and infrastructure but does not directly overlap Nordkalk's Central European footprint.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks1 record

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/nordkalk-polska

Compliance9 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles12 records

Subsidiaries2 records

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 Nordkalk Polska