Liapor
Liapor GmbH & Co. KG is a privately held German manufacturer, founded in 1969, that produces expanded clay building materials at three European plants in Germany, Austria, and the Czech Republic. It sells masonry blocks, lightweight concrete, geofills, planting substrates, and filter media to construction, civil engineering, landscaping, and environmental customers across 13 European countries.
- Company typePrivate
- Founded1969
- HeadquartersHallerndorf, Germany
- Headcount1–10
- GTM typeB2B
- OfferingHardware or Manufacturing
What Liapor does
Liapor GmbH & Co. KG is a privately held German manufacturer of expanded clay (Blähton) building materials founded in 1969 and headquartered in Hallerndorf-Pautzfeld, Bavaria. The company operates three production facilities in Germany (Pautzfeld), Austria (Fehring, the only expanded clay plant in Austria), and the Czech Republic (Vintirov), with sales offices and representation across 13 European countries including Switzerland, the Netherlands, Belgium, France, Poland, the UK, Hungary, Croatia, and Slovenia. Its core technology fires naturally pure Liassic clay — approximately 180 million years old — in rotary kilns at ~1,200°C, expanding the raw material into ceramic spheres with controllable weight, size, strength, and porosity; one cubic metre of raw clay yields up to five cubic metres of finished product.
The product portfolio spans five application areas built on the same expanded clay platform: structural engineering (Liapor SL-Plus, SL-Plan, Super-K-Plus-Plan, Compact masonry blocks, no-fines and high-density lightweight concrete, prefabricated parts, mortars); civil engineering (Liapor Geofills, Fundatherm foundation insulation, Liapor Ground); planting substrates (Liadrain for green roofs and landscaping, Liaflor for hydroponics); filter media (Liaperl for biological wastewater treatment, Liaqua for organic exhaust air purification); and specialty products including A1-classified fire protection panels, Liapor Sands, and Liapor Winter Grit. Sub-brands include Liaflor, Liadrain, Liaperl, Liaqua, NeoStone, Fundatherm, and Liapor Ground, and the company offers private-label white-labelling. The product is fully recyclable and certified as a secondary raw material under Germany's 2023 Mantelverordnung.
Liapor generates revenue primarily through hardware sales of bulk and packaged expanded clay products via a sales-led model combining direct sales offices, regional distribution, and waterway/rail/truck logistics (with ~20% of Pautzfeld output shipped via the Main-Danube Canal to North Sea and Black Sea ports, and exports to China and Africa). Customer segments include construction firms, architects, civil engineers, municipal authorities, landscape architects, water treatment operators, and individual consumers (winter grit), with pricing on a per-unit basis by volume, grain size, and delivery location. The company is led by Managing Directors Jürgen Tuffner and Michael Kemmer, operates as a Kommanditgesellschaft with Liapor Verwaltungs-GmbH as general partner, and has no disclosed parent, institutional, or public ownership.
Liapor firmographics
Firmographics- Name
- Liapor
- Legal name
- Liapor GmbH & Co. KG
- Website
- https://liapor.com
- Company type
- Private
- Founded year
- 1969
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- Liapor GmbH & Co. KG is a privately held German manufacturer, founded in 1969, that produces expanded clay building materials at three European plants in Germany, Austria, and the Czech Republic. It sells masonry blocks, lightweight concrete, geofills, planting substrates, and filter media to construction, civil engineering, landscaping, and environmental customers across 13 European countries.
- Ownership category
- akta.pro rank
Liapor industry classification
Industry- Product category
- Lightweight Construction Materials
- NAICS
- Clay Building Material and Refractories Manufacturing (327120)
- SIC
- Structural Clay Products (3250)
- akta.pro primary industry
- Kaolin & Industrial Clay Mining (Bentonite, Ball Clay, Fuller’s Earth) (IMAKAGAJ)
Keywords
Where Liapor is headquartered
LocationHeadquarters
- HQ city
- Hallerndorf
- HQ country
- Germany
- HQ region
- Europe
Offices6 records
Markets served
Liapor business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Marketing or Sales, Technology or R&D, Infrastructure
Revenue model
- Expanded Clay Building Materials: Liapor generates revenue through the manufacture and sale of expanded clay spheres and downstream building products including masonry blocks (Liapor SL-Plus, SL-Plan, Super-K-Plus-Plan, Compact), prefabricated parts, lightweight concrete, fills, and related construction materials. Products are sold across Europe through direct sales offices and distribution networks.
- Specialty Expanded Clay Products: Revenue from specialized products including Liadrain for roof planting and landscaping, Liaflor for hydroponics, Liaperl for water purification filter media, Liaqua for exhaust air purification, and winter anti-skid grit materials.
- Professional Services and Technical Support: Liapor provides technical documentation, specifications, and support for architects and construction professionals, including downloadable declarations of performance, technical data sheets, and application guidelines.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Unit Pricing | Pay-as-you-go | B2B bulk delivery for construction and civil engineering projects |
| Unit Pricing | Pay-as-you-go | Consumer/small quantity packaging |
Go-to-market motion1 record
Distribution channels5 records
Marketing channels8 records
Liapor product offering
Product offeringCore offering
Liapor manufactures and supplies expanded clay (Blähton) building materials produced by firing naturally pure Liassic clay at approximately 1,200°C in rotary kilns to create lightweight, porous ceramic spheres. The company sells these raw clay spheres and a wide range of downstream products, including masonry blocks, lightweight concrete, prefabricated parts, geofills, planting substrates, filter media, and winter grit, primarily to construction, civil engineering, and specialty industrial customers across Europe.
Product overview
Liapor is a European building materials company producing expanded clay-based products under a unified brand. The core product is Liapor Expanded Clay (Blähton), a natural ceramic material made from Liassic clay fired at approximately 1,200°C, from which all other products are derived. The product portfolio spans five main categories: (1) Structural Engineering products including masonry blocks (SL-Plus, SL-Plan, Super-K-Plus-Plan, Compact), lightweight concrete variants (no-fines and high-density), and prefabricated parts; (2) Civil Engineering products including geofills and fills for foundations, road building, and geotechnics; (3) Planting solutions including Liadrain for roof greening/landscaping and Liaflor for hydroponics/indoor use; (4) Filter Media including Liaperl for water purification and Liaqua for exhaust air purification; and (5) Specialty products including winter grit, mortars, and fire protection panels. The products utilize the unique properties of expanded clay—lightweight, thermal insulation, moisture regulation, and acoustic absorption—to serve diverse construction applications across Europe.
Differentiator
Problem solved
Functional benefit
Brands
- Liaflor: Expanded clay product line for indoor planting, hydroponics, and plant cultivation. Available at liapor.com with dedicated subdomain at www.liaflor.de
- Liadrain
- Liaperl
- Liaqua
- Liapor SL-Plus
- Liapor SL-Plan
- Liapor Super-K-Plus-Plan
- Liapor Compact
- NeoStone
- Liapor Ground
- Fundatherm
- Liapor Winterstreu
Quantifiable outcome
- Thermal conductivity Lambda = 0.08 W/(mK) and U-value = 0.20 W/(m²K) achieved with Liapor SL-Plus block at 36.5 cm thickness, suitable for KfW efficiency house 55 and passive house construction
- +5 more outcomes
Companies that use Liapor
Customer profileNamed customers9 records
Segments5 records
Ideal customer profiles4 records
Liapor technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature4 records
Liapor partnerships and signals
Strategic signalScale indicators5 records
Recent moves6 records
Expansion highlights5 records
Liapor competitors and assessment
Company assessmentBroad incumbents
- Knauf: Family-owned global manufacturer of building materials including gypsum boards, insulation, and lightweight construction systems. Competes with Liapor in interior partition and insulation markets across Europe.
- Xella Group: Manufacturer of Ytong and Hebel autoclaved aerated concrete blocks, Multipor mineral insulation, and calcium-silicate products. Direct substitute provider to Liapor's masonry blocks in energy-efficient wall construction across Europe.
- Saint-Gobain: Global building materials giant with a diversified portfolio including Isover insulation, Weber mortars, and (via its ownership of Laterlite) expanded clay products. Competes with Liapor across multiple segments including insulation, mortars, and lightweight aggregates.
- Wienerberger: World's largest producer of clay bricks and a leading provider of wall, roof, and paving solutions. Comparable to Liapor as a broad-based clay building materials incumbent in Europe, though Wienerberger's portfolio is dominated by traditional fired bricks rather than expanded clay aggregates.
Direct peers
- Laterlite: Italian-based manufacturer of expanded clay aggregates (Laterlite, Leca) under the Saint-Gobain group. Closest direct peer to Liapor — same expanded clay production process, same downstream lightweight concrete and insulation block portfolio, competing across Southern and Central European construction markets.
- Argex: Belgian producer of expanded clay aggregates for lightweight concrete, mortars, and horticulture. Direct competitor to Liapor in the Benelux region with overlapping product portfolio and similar manufacturing technology.
Regional players
- Boral Limited: Australian-headquartered building materials and construction products company with a portfolio that has historically included expanded clay and lightweight aggregate products. Comparable in technology but operates in different geography.
- Dennert Massivhaus: German manufacturer of lightweight concrete and prefabricated building elements. Regional competitor to Liapor in the German market with overlapping product categories in lightweight construction.
- Schlagmann-Baustoffwerke: Bavarian-based manufacturer of clay building materials including Poroton clay blocks and expanded clay products. Regional German competitor with overlapping clay-based masonry and insulation offerings.
Emerging players
- Claytec: German specialist manufacturer of clay plasters, clay boards, and unfired clay building products. Niche competitor in the natural building materials segment adjacent to Liapor's expanded clay range, with overlap in sustainable construction markets.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
Liapor social profiles
Digital presenceLiapor financial estimates
Financial estimateRevenue estimate
Valuation estimate
Liapor leadership team
Management profileNumber of profiles
Profiles4 records
Liapor subsidiaries and ownership
Company hierarchySubsidiaries6 records
Liapor funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Liapor M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Liapor
What does Liapor do?
Liapor manufactures and supplies expanded clay (Blähton) building materials produced by firing naturally pure Liassic clay at approximately 1,200°C in rotary kilns to create lightweight, porous ceramic spheres. The company sells these raw clay spheres and a wide range of downstream products, including masonry blocks, lightweight concrete, prefabricated parts, geofills, planting substrates, filter media, and winter grit, primarily to construction, civil engineering, and specialty industrial customers across Europe.
Is Liapor a public or private company?
Liapor is a private company. It is classified as family owned and is currently operating.
When was Liapor founded?
Liapor was founded in 1969. It employs 1 to 10 people.
Where is Liapor based?
Liapor is headquartered in Hallerndorf, Germany, in the Europe region.
How does Liapor make money?
Three revenue lines are on record. Expanded Clay Building Materials are the primary driver. The others are specialty Expanded Clay Products and professional Services and Technical Support.
Who are Liapor's main competitors?
Broad incumbents on record are Knauf, Xella Group, Saint-Gobain and Wienerberger. Direct peers are Laterlite and Argex. Regional players are Boral Limited, Dennert Massivhaus and Schlagmann-Baustoffwerke. Claytec is listed as an emerging player.
Does Liapor have an API?
No public API is recorded for Liapor.
What industry is Liapor in?
Liapor's product category is Lightweight Construction Materials. Its primary akta.pro industry code is IMAKAGAJ, Kaolin & Industrial Clay Mining (Bentonite, Ball Clay, Fuller’s Earth). Its NAICS code is 327120 and its SIC code is 3250.