Sedlecký kaolin

Name

Sedlecký kaolin

Legal name

Sedlecký kaolin a. s.

Website

https://sedlecky-kaolin.cz

Company type

Private

Founded year

1892

Operating status

Operating

Headcount range

11–50 employees

Short description

Sedlecký kaolin a.s. is a Czech industrial minerals producer mining and processing kaolin, bentonite, and sandstone from its own Karlovy Vary deposits since 1892, selling to ceramics, construction, rubber, paper, and consumer products manufacturers across 40+ countries.

Ownership category

akta.pro rank

Product category

Industrial minerals (kaolin, bentonite, sandstone)

NAICS

Kaolin, Clay, and Ceramic and Refractory Minerals Mining (212323), Ground or Treated Mineral and Earth Manufacturing (327992)

SIC

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

akta.pro primary industry

Kaolin & Industrial Clay Mining (Bentonite, Ball Clay, Fuller’s Earth) (IMAKAGAJ)

akta.pro secondary industries

Kaolin & Ball Clay (IMAEAFAB), Bentonite & Other Smectite Clays (IMAEAFAE)

Keywords

• Industrial minerals mining
• Kaolin processing
• Bentonite production
• Functional fillers
• Calcined kaolin

Headquarters

HQ city

Božičany

HQ country

Czechia

HQ region

Europe

Offices10 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. Raw Materials Sales: Sale of kaolin, bentonite, clay, and sandstone raw materials to industrial manufacturers. Products supplied in various forms: nuggets, powdered kaolin, unpackaged (20-50 tons), big bags (500-1200 kg), and paper bags (25-45 kg).
2. Processed Products: Finished products including cat litter (KittyCare brand), plaster mixtures (Keraštuk brand), SUPERLEX paints, and earthenware/ceramics sold to consumers and businesses.
3. Contract Manufacturing Services: Earthworks, crane services, and site preparation services through SK Rental brand in the Karlovy Vary region.

Pricing tiers

Go-to-market motion2 records

Distribution channels3 records

Marketing channels5 records

Core offering

Sedlecký kaolin mines, processes, and sells industrial mineral raw materials—primarily kaolin (Sedlec Ia and other grades), bentonite, and natural sandstone—through 9 plants in the Czech Republic and 1 in Slovakia, exporting to over 40 countries. Downstream finished products include calcined kaolins, functional fillers for tires/rubber/plastics, KittyCare cat litter, Keraštuk plaster mixtures, SUPERLEX paints, and earthenware/ceramics. Ancillary services cover SK Rental earthworks, SK Realitní real estate, and Tusculum restaurant operations.

Product overview

Sedlecký kaolin is a mining and processing company offering a portfolio of mineral raw materials (kaolin, bentonite, sandstone) and finished consumer products. The core offering centers on premium Sedlec Ia kaolin from Karlovy Vary deposits, processed through washing, magnetic separation, and drying. Value-added products include Keraštuk plaster mixtures, KittyCare cat litter, SUPERLEX paints, and earthenware ceramics. Services encompass research and development, earthworks (SK Rental), and real estate management (SK Realitní). The company operates 9 production plants in the Czech Republic and 1 in Slovakia, exporting to over 40 countries.

Differentiator

Problem solved

Functional benefit

Brands

• KittyCare: Premium litter for cats made of 100% natural materials (bentonite).
• Keraštuk
• SK Rental
• SK Realitní
• Tusculum

Products and services

• Sedlec Ia Kaolin and other kaolin grades (KN-1, KSA, KSH, KN-2, Imperial, MK II, MK, KT-M, US 2, KPO, OT 76, MK III, OTK, POG, Thermal, U-ex, U IIIa, clay S1) Multiple processed kaolin grades for industrial applications in porcelain, ceramics, paper, plastic, paints, rubber, cosmetics, pharmaceuticals, and water purification. Available in nuggets, powdered form, paper bags (25-45 kg), big bags (500-1200 kg), and unpackaged bulk (20-50 tons).
• Bentonite Montmorillonite-based clay mineral sold for construction (casing suspensions, clay-cement mixtures, drilling, insulation), foundry moulding mixtures, cat litter, food processing, pharmaceuticals, agriculture, and ceramic mixtures.
• Natural Sandstone (Mšené Lázně deposit) Pure-colored natural sandstone from the Mšené Lázně deposit for sculpting, monument renovation (e.g., St. Vitus Cathedral, Charles Bridge, Libochovice Chateau), and garden/interior architecture.
• KittyCare Premium Cat Litter Premium cat litter made from 100% natural bentonite with high sorption capacity, absorbing liquids and odors. Sold to retail consumers via subsidiary Kitty Care s.r.o.
• Keraštuk Plaster Mixtures Ready-mixed liquid plaster mixtures (K and V variants) for interior and exterior use, made from fine quartz sand, floated kaolin, lime, and organic binders in a paste consistency for immediate use.
• Calcined (fired) Kaolins Fired kaolin products for the ceramic and chemical industries, produced at the Sadov plant.
• Functional Fillers for technical applications Kaolin and bentonite-based additives supplied to the automotive industry and other technical applications including plastics, seals, and tires.
• SUPERLEX Kaolin-based Paints Kaolin-based paints with radiant whiteness, opacity, abrasion resistance, and breathability, used by professionals and DIY enthusiasts for safety and hygiene applications.
• Earthenware, stoneware and chemical stoneware ceramics High-quality earthenware and stoneware produced for healthcare, utility ceramics, construction ceramics, and special chemical stoneware applications.
• SK Rental earthworks and crane services Professional earthworks, demolition, and crane services including site preparation and construction logistics in the Karlovy Vary region.
• SK Realitní real estate services Real estate projects and land asset management in the Karlovy Vary region, operated by subsidiary SK Realitní.
• Tusculum Restaurant Restaurant in Karlovy Vary offering seasonal cuisine made from local ingredients.

Quantifiable outcome

• 417 hectares of land reclaimed in 45 years (79.4 hectares agricultural, 69.8 hectares forest, 8.1 hectares water areas)
• +2 more outcomes

Named customers2 records

Segments6 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Ten partnerships are on record, tiered core and minor.

• Brno University of Technology (VUT)coreStrategic or Co-development Partner · 1 January 2017Research cooperation on kaolin processing technologies, including project on flocculants in acidic environment with polyacrylamides. Joint development of innovative production methods.
• Technical University of Ostrava (VSB)minorStrategic or Co-development PartnerUniversity students research raw materials processed by Sedlecký kaolin. Included in university theses and research projects.
• Palacký University OlomoucminorStrategic or Co-development PartnerConference participation 'Science in Olomouc' of national importance. University students research raw materials in theses.
• Technical University of LiberecminorStrategic or Co-development PartnerResearch cooperation in raw materials processing and development.
• Czech Technical University in Prague (ČVUT)minorStrategic or Co-development PartnerResearch cooperation in raw materials processing and development.
• Karlovy Vary RegionminorOthersGrant support for research and innovation projects including 2017 public competition for competitiveness development program.
• Thun 1794 a.s.coreChannel Partner/ Reseller/ DistributorExclusive supplier of kaolin to Czech porcelain manufacturer since 2016. Provides high-quality kaolin for porcelain production.
• HC Energie Karlovy VaryminorOthersProud partner of extraliga hockey in the region. Supports local sports and community.
• VK KarlovarskominorOthersSupporting volleyball club since 2015/2016 season. Club won Extraliga title in 2017/2018 season.
• Karlovy Vary International Film Festival (KVIFF)minorOthersLong-term official partner of golf tournament within KVIFF held annually at golf course in Czech Republic.

Scale indicators5 records

Recent moves9 records

Expansion highlights5 records

Direct peers

• Quarzwerke Group: European producer of industrial minerals including kaolin, bentonite, feldspar, and quartz for ceramics, construction, and industrial applications. Highly comparable as a European family-owned industrial minerals specialist with mining and processing operations.
• Thiele Kaolin Company: US-based kaolin mining and processing company supplying industrial customers with similar product grades for paper, ceramics, and fiberglass applications. Comparable as a specialized kaolin producer with proprietary processing capabilities.
• Active Minerals International: Producer of specialty mineral products including kaolin and bentonite for paint, plastics, rubber, and industrial applications. Comparable as a specialized industrial minerals producer with similar end-market focus.
• Imerys: Global leader in mineral-based specialty solutions including kaolin, bentonite, and other industrial minerals. Directly comparable as a kaolin producer serving ceramics, paper, and industrial filler markets with similar processing technologies and customer base.
• KaMin: Specialty kaolin producer focused on performance minerals for paper, paint, and industrial applications. Comparable product portfolio with focus on high-quality processed kaolin grades similar to Sedlecký kaolin's premium offerings.

Broad incumbents

• Minerals Technologies Inc. Specialty minerals company producing precipitated calcium carbonate and other mineral-based products for paper and industrial markets. Comparable in serving similar end-markets with mineral-based functional fillers, though with different mineral focus.
• Sibelco: Global material solutions company producing silica, nepheline, feldspar, and kaolin for industrial applications. Broader portfolio than Sedlecký kaolin but overlapping in industrial minerals mining and processing for ceramics and fillers.
• BASF: Global chemical company with significant functional fillers and kaolin-based products for automotive, construction, and paper applications. Overlapping in technical kaolin applications but operates at vastly larger scale across broader chemical portfolio.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/sedleck%C3%BD-kaolin

Compliance12 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries11 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 Sedlecký kaolin