Kopalnie Porfiru i Diabazu

What Kopalnie Porfiru i Diabazu does

Kopalnie Porfiru i Diabazu Sp. z o.o. (operating as Grupa SKALNEO) is a privately held Polish mining company that extracts and processes porphyry and diabase aggregates from two open-pit facilities — Kopalnia Porfiru Zalas and Kopalnia Niedźwiedzia Góra — near Krzeszowice in Małopolskie voivodeship. The company produces approximately 1.5 million tons of aggregates annually across a portfolio that includes crushed stone (tłucznie), grits (grysy) in both porphyry and diabase varieties, unsorted aggregates (niesorty), mixtures (mieszanki), gabion stone, sorted crushed stone for hydrotechnical use, and mineral aggregates recovered from mining overburden. Products are sold under PREMIUM and STANDARD quality classes certified to PN-EN 13043, 13242, 12620, and 13383 European standards, with the PREMIUM line qualified for high-speed rail and demanding road applications.

Revenue is generated through direct one-time B2B sales of aggregates to enterprise customers — primarily large Polish construction companies, railway infrastructure firms, road contractors, and public infrastructure investors (named buyers include Budimex, ZUE, Railway Polska, ADD Asfalt, and Pagacz). Distribution is direct from the two mining facilities; no intermediary channel partners or retail storefronts are used. GTM is enterprise field sales supported by an active industry-conference presence, academic partnerships (notably the AGH Kraków cooperation agreement signed May 2025), and community/sports sponsorships. The processing plant was modernized in 2025 with a SCADA-based central control system enabling real-time monitoring of process parameters, and the company participates in Enel X Polska's Demand Side Response program for energy flexibility. Pricing is not publicly disclosed; the company operates as an independent Sp. z o.o. under President and CEO Daniel Kłososki, with no disclosed external institutional ownership.

Name

Kopalnie Porfiru i Diabazu

Legal name

Kopalnie Porfiru i Diabazu Sp. z o.o.

Website

https://kruszywa.com

Company type

Private

Founded year

2000

Operating status

Operating

Headcount range

1–10 employees

Short description

Kopalnie Porfiru i Diabazu is a Polish mining company that extracts and processes porphyry and diabase aggregates at two facilities near Krzeszowice, producing roughly 1.5 million tons annually for construction, railway infrastructure, and hydrotechnical customers across Poland.

Ownership category

akta.pro rank

Product category

Construction Aggregates (Mining & Quarrying)

NAICS

Nonmetallic Mineral Mining and Quarrying (2123)

SIC

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

akta.pro industry

PRIMARYIMAKAHAJ

Specialty Aggregates (Rail Ballast, Riprap/Armor Stone, Gabion Stone)

Industrials, Manufacturing & Construction/Metals & Mining/Aggregates & Dimension Stone (Crushed Stone, Sand & Gravel, Limestone, Granite, Marble)

SECONDARYIMAKALAA

Comminution (Crushing, Grinding & Milling)

Industrials, Manufacturing & Construction/Metals & Mining/Mineral Processing & Beneficiation

Keywords

• Construction aggregates mining
• Porphyry diabase extraction
• Railway ballast production
• Crushed stone aggregates
• Open-pit quarrying

Headquarters

HQ city

Krzeszowice

HQ country

Poland

HQ region

Europe

Offices3 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Aggregate Sales (Porphyry and Diabase): One-time sale of extracted and processed aggregates — including tłucznie (ballast), grysy (grits), niesorty (unsorted), mieszanki (mixes), mineral aggregates, and specialized products like gabion stone and sorted crushed stone. Revenue generated per shipment/contract. Products sold to construction companies, railway builders, road contractors, and public infrastructure projects. Premium quality class aggregates produced per European standards PN-EN 13043, PN-EN 13242, PN-EN 12620, PN-EN 13383.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels5 records

Core offering

Kopalnie Porfiru i Diabazu operates open-pit mining of porphyry and diabase at two facilities (Zalas and Niedźwiedzia Góra) near Krzeszowice, Poland, producing approximately 1.5 million tons of aggregates annually. The product range includes crushed stone (tłucznie), unsorted aggregates (niesorty), mixtures (mieszanki), porphyry and diabase gravels (grysy), mineral aggregates from reclaimed overburden, gabion stone, and sorted crushed stone. Products are sold under PREMIUM and STANDARD quality classes to construction, railway, and infrastructure customers.

Product overview

Kopalnie Porfiru i Diabazu (KPiD) is a mining company that produces a comprehensive portfolio of aggregate products from porphyry and diabase deposits. The company operates two mining facilities and produces approximately 1.5 million tons of aggregates annually. The product portfolio includes six main product lines: Tłucznie (ballast/crushed stone), Niesorty (unsorted aggregates), Mieszanki (mixtures), Grysy (gravels - both porphyry and diabase varieties), Kruszywa mineralne (mineral aggregates from reclaimed materials), and Pozostałe (other products including porphyry chippings, sorted crushed stone, and gabion stone). Products are sold under PREMIUM and STANDARD quality classes, with applications spanning road construction, railway infrastructure, hydrotechnical engineering, and decorative/architectural uses.

Differentiator

Problem solved

Functional benefit

Products and services

• Tłucznie (Ballast/Crushed Stone) Crushed stone aggregates used in railway construction and road building applications, including PREMIUM class ballast 31.5-50mm for high-speed rail and other infrastructure applications.
• Niesorty (Unsorted Aggregates) Unsorted aggregate materials suitable for various construction and infrastructure applications, including PREMIUM line niesort 0-31.5mm for high-speed rail.
• Mieszanki (Aggregate Mixtures) Aggregate mixtures designed for specific construction and engineering requirements.
• Grysy Porfirowe (Porphyry Gravels) Premium porphyry gravels used in asphalt mixtures, road construction, and decorative applications. Available in fractions 0-4, 2-8, 8-11, 8-16, 11-16, and 16-22mm.
• Grysy Diabazowe (Diabase Gravels) Diabase gravels in both PREMIUM and STANDARD classes, used in bituminous mixtures, road construction, and concrete production. Available in fractions 0-4, 2-5, 5-11, and 11-16mm.
• Kruszywa Mineralne (Mineral Aggregates from Reclaimed Overburden) Mineral aggregates recovered from overburden materials, produced in fractions 0-8, 0-16, 0-31.5, 0-63, 4-31.5, 31.5-63, and 63-180mm for road construction as lower auxiliary layers. Supports circular economy and environmental responsibility.
• Kliniec Porfirowy (Porphyry Chippings) PREMIUM class porphyry chippings (4-31.5mm) produced according to PN-EN 13043 for use in asphalt mixtures and road surfaces.
• Kamień Łamany Sortowany (Sorted Crushed Stone) PREMIUM class sorted crushed stone (90-250mm) produced according to PN-EN 13383 for hydrotechnical construction including riverbank cladding, weirs, and gabion baskets.
• Kamień Gabionowy (Gabion Stone) PREMIUM class gabion stone (63-180mm) used for filling gabion baskets in small architecture elements such as fences, benches, tables, and flower beds.

Quantifiable outcome

• 1.5 million tons of aggregates extracted annually from 2 facilities
• +2 more outcomes

Named customers18 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature2 records

Partnerships

Three partnerships are on record, tiered core and minor.

• Akademia Górniczo-Hutnicza (AGH) w KrakowiecoreStrategic or Co-development Partner · 1 May 2025Kopalnie Porfiru i Diabazu signed a cooperation agreement with AGH (University of Science and Technology) covering: joint research in open-pit mining and environmental protection; practical education sessions at Kopalnia Zalas for AGH students; student internships and engineering projects; joint promotion of sustainable development principles. The agreement was signed in May 2025 by Prezes Daniel Kłosowski and AGH Vice-Rector for Cooperation Prof. Rafał Wiśniowski.
• MKS Maraton Skalneo KrzeszowiceminorOthersKopalnie Porfiru i Diabazu is the main sponsor of the MKS Maraton Skalneo Krzeszowice women's volleyball team (competing in Poland's 2nd league). The company provides sponsorship and hosts team photography sessions at the Kopalnia Porfiru Zalas site. Three seasons of calendar publications featuring the volleyball team were produced.
• Stowarzyszenie Inżynierów i Techników Górnictwa (SITG)minorOthersCompany employees, organized in the Association of Mining Engineers and Technicians (SITG), participate in technical-integrative trips and industry events. The company participated in an excursion to Lubelski Węgiel Bogdanka (June 2026) organized through this association.

Scale indicators5 records

Recent moves5 records

Expansion highlights5 records

Broad incumbents

• Holcim Group AG: Global aggregates, cement and ready-mix producer active across Europe and Poland. Comparable as a broad incumbent in road-construction aggregates with greater scale and resource depth than KPiD.
• Cemex S.A.B. de C.V. Global building materials group with large aggregates, cement and ready-mix operations including a meaningful foothold in Poland via Cemex Polska. Directly comparable as a much larger diversified incumbent mining aggregates for road and infrastructure end-uses.
• Heidelberg Materials AG: Major European aggregates and cement producer with operations in Poland through its Heidelberg Materials Polska footprint. Comparable broad incumbent serving the same road/rail/infrastructure end-markets with a wider portfolio and deeper financial scale.
• Strabag SE: Large Austrian-headquartered construction group with significant road and rail infrastructure works in Poland and own aggregate supply operations. Comparable as a vertically integrated incumbent that both competes for supply and consumes aggregates on Polish road/rail projects.
• Eurovia (Vinci SA): European leader in transport infrastructure and urban development, vertically integrated into aggregates production for its own road-building works. Comparable because Eurovia both produces aggregates and consumes them in road projects that overlap directly with KPiD's largest end-segment.
• Colas (Bouygues SA): Global road construction and materials group producing and consuming aggregates for road infrastructure. Comparable broad incumbent in road-aggregate supply with similar EU-standard compliance requirements but at materially larger scale.
• CRH plc: One of the largest aggregates producers globally, with active hard-rock and sand & gravel quarries across Europe (including Poland) via legacy Holcim/Lafarge assets and its Tarmac brand. Comparable as a broad incumbent in the same product category with substantially greater scale.

Direct peers

• Tarmac (a CRH company): UK-originated aggregates, asphalt and concrete business operating hard-rock quarries producing rail ballast, graded stone and construction aggregates. Most directly comparable in product portfolio (premium crushed stone, ballast, gabion-style products) albeit at materially larger scale and UK/European focus.
• Breedon Group plc: UK and Ireland-focused aggregates, ready-mix and asphalt producer operating hard-rock quarries for road-building and infrastructure end-uses. Closely comparable mid-cap pure-play aggregates operator in scale, end-markets and capital intensity, though geographically focused on the British Isles.

Regional players

• Nordkalk Oy (Rettig Group): Northern European producer of limestone and industrial mineral aggregates serving construction, infrastructure and industrial customers in the Baltic and Nordic region. Comparable as a regional hard-rock mineral aggregates specialist serving infrastructure end-uses, but operating in a different geography than KPiD.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/kruszywa
• YouTubeyoutube.com/channel/kruszywa
• Facebookfacebook.com/kruszywa
• LinkedInlinkedin.com/company/kopalnie-porfiru-i-diabazu-w-krzeszowicach
• Instagraminstagram.com/kruszywa

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 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 Kopalnie Porfiru i Diabazu