ytong bausatzhaus gmbh

What ytong bausatzhaus gmbh does

Ytong Bausatzhaus GmbH is a Duisburg-based German private limited company (GmbH) and subsidiary of Xella Group (itself owned by Holcim) that operates a franchise-based self-build house kit business using Ytong autoclaved aerated concrete (AAC). Founded around 2000 and building on the Ytong brand heritage dating to 1929, the company packages monolithic AAC construction into a system that allows private homeowners to contribute their own labor (Eigenleistung) and materially reduce costs — typically EUR 60,000 to over 100,000 versus turnkey alternatives — while receiving professional site instruction, planning, and execution support.

The core product is the Ytong Bausatzhaus System: pre-engineered house designs (250+ across single-family, city villa, bungalow, duplex, multi-generational, and two-family typologies) executed with Ytong Porenbeton blocks, Silka Kalksandstein for structural elements, and Multipor mineral insulation boards, assembled using thin-bed (1–2mm) mortar technology. The system achieves lambda values of 0.08–0.09 W/(mK) and supports KfW-Effizienzhaus 40/55/70 standards. The offering is completed by the Heinsberg Bemusterungspark (customization showroom for finishes), financing referral services with equity recognition for self-build labor, Bauherrentage (experiential homeowner days at 8 German locations), KfW subsidy administration, insurance, and virtual 360° tours.

The business model blends one-time house-kit sales with recurring franchise fees from 60+ independent regional partners across Germany and Austria, partner purchasing agreements with 25+ brand suppliers (Velux, Vaillant, Knauf, Braas, Bosch, Roto, etc.), professional services revenue (planning, site instruction, customization), and commission-based financing referrals. The company is privately held under Xella Group, is led by Managing Director Florian Wisch, and holds DGNB sustainability, TÜV Rheinland quality, ClimatePartner climate, and Eco-Institut emission certifications supporting its positioning in the German energy-efficient residential construction market.

Name

ytong bausatzhaus gmbh

Legal name

Ytong Bausatzhaus GmbH

Website

https://ytong-bausatzhaus.de

Company type

Private

Operating status

Operating

Short description

Ytong Bausatzhaus GmbH is a Duisburg-based, Xella-owned franchise business that sells self-build kit houses made from Ytong aerated concrete to private homeowners in Germany and Austria through 60+ regional partners, enabling substantial cost savings via owner-supplied labor.

Ownership category

akta.pro rank

Product category

Prefabricated Solid House Kits

NAICS

New Housing For-Sale Builders (236117), New Single-Family Housing Construction (except For-Sale Builders) (236115)

SIC

General Bldg Contractors - Residential Bldgs (1520)

akta.pro industry

PRIMARYIMAFABAF

Residential Modular & Prefabricated Home Construction

Industrials, Manufacturing & Construction/Construction & Civil Engineering/Residential Building Construction

SECONDARYIMAFABAE

Residential Design-Build & Renovation-Integrated Builders

Industrials, Manufacturing & Construction/Construction & Civil Engineering/Residential Building Construction

SECONDARYIMAFAAAK

Modular/Offsite General Contracting & Installation

Industrials, Manufacturing & Construction/Construction & Civil Engineering/General Contracting & Construction Management

SECONDARYIMAFAAAB

Residential General Contracting (New Build)

Industrials, Manufacturing & Construction/Construction & Civil Engineering/General Contracting & Construction Management

Keywords

• Prefabricated house systems
• Aerated concrete buildings
• Self-build construction kits
• Franchise home building
• Solid mass houses

Headquarters

HQ city

Duisburg

HQ country

Germany

HQ region

Europe

Offices6 records

Markets served

GTM type

B2C

Offering type

Hardware or Manufacturing

Cost components

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

Revenue model

1. House Kit Sales: Sale of complete house building kits including Ytong aerated concrete blocks, thin-bed mortar, and system components. Customers receive a customized building package based on their house design (from gallery or custom planning).
2. Franchise Fees: Monthly franchise fees (Franchiseumlage) charged to regional partners for use of the Ytong Bausatzhaus brand, marketing support, house database access (250+ designs), purchasing agreements with brand suppliers, training academy access, and CRM/extranet platform.
3. Professional Services: Planning services, construction management, building site instruction, and coordination through regional partners. Services include architecture, energy concepts, building permits, structural engineering, and site supervision.
4. Customization and Fitting (Bemusterung): Customization center in Heinsberg offers selection of finishing materials including sanitary ware, tiles, parquet, laminate, carpets, interior doors, wall coverings, window sills, and windows from partner brands.
5. Financing Services: Partnership with financing providers offering construction financing, conversion of self-building labor into equity, and KfW/regional subsidies administration. Commission-based referral revenue from financial partners.

Go-to-market motion3 records

Distribution channels4 records

Marketing channels8 records

Core offering

Ytong Bausatzhaus GmbH sells complete kit-house (Bausatzhaus) construction packages built from Ytong autoclaved aerated concrete (Porenbeton), enabling private individuals to build their own solid single-family homes with professional guidance from regional franchise partners. Customers select from 250+ pre-designed house plans or commission custom plans, then receive materials, planning services, Bauherrentage events, self-build instruction, financing support, and a Bemusterungspark for finish selection.

Product overview

Ytong Bausatzhaus GmbH offers a kit house construction system enabling homeowners to build solid houses (Massivhäuser) using Ytong aerated concrete (Porenbeton) with professional guidance. The system is centered on the Ytong Bausatzhaus System as the core product, supported by regional franchise partners, a Bemusterungspark for material selection, and Baufinanzierung services. Customers can choose from pre-designed house models (Einfamilienhaus EFH, Stadtvilla STV, Bungalow BGL, Doppelhaus DHH, Mehrgenerationenhaus MGH, Zweifamilienhaus ZFH) or opt for free planning, with the option to contribute their own labor (Eigenleistung) to achieve savings exceeding 100,000 euros compared to turnkey construction. The offering is completed by additional services including Bauherrentage (construction experience days), KfW-Förderprogramme (subsidy support), insurance, model homes, and 360° virtual tours. The product portfolio is complemented by the core building materials Ytong Porenbeton, Silka Kalksandstein, and Multipor Mineraldämmplatten.

Differentiator

Problem solved

Functional benefit

Products and services

• Ytong Bausatzhaus System (Kit House) Complete solid house kit built with Ytong autoclaved aerated concrete, including thin-bed mortar, system components, planning services, and on-site construction instruction by demonstration masters (Vorführmeister). Designed for private homeowners seeking to self-build.
• Einfamilienhaus (EFH) Models Single-family house designs including EFH 122, 124, 136, 139, 142, 143, 144, 146, 147, 148, 151, 173, 190 in various sizes and configurations, built with the Ytong Bausatzhaus system.
• Stadtvilla (STV) Models Two-story city villa designs including STV 107, 122, 133, 148, 157 featuring flat roofs and modern aesthetics, built with the Ytong Bausatzhaus system.
• Bungalow (BGL) Models Single-story bungalow designs including BGL 87, 114, 120, 121, 122, 154, 168 for single-level living, built with the Ytong Bausatzhaus system.
• Doppelhaus (DHH) Models Semi-detached house designs such as DHH 119 for two-family occupancy, built with the Ytong Bausatzhaus system.
• Mehrgenerationenhaus (MGH) Models Multi-generational house designs such as MGH 232 for multiple-family living arrangements, built with the Ytong Bausatzhaus system.
• Zweifamilienhaus (ZFH) Models Two-family house designs including ZFH 244 for duplex configurations, built with the Ytong Bausatzhaus system.
• Baufinanzierung (Construction Financing) Construction financing service provided through partner financial institutions, offering personalized financing concepts, support through the building phase, conversion of self-build labor into recognized equity, and assistance with KfW and regional subsidy applications.
• Bemusterungspark (Customization Center) Centralized showroom in Heinsberg where customers select finishing materials including sanitary ware, tiles, parquet, laminate, interior doors, wall coverings, and windows from partner brands, with personal advisor support and complimentary hotel accommodation.
• Eigenleistung (Self-Build Service) Structured self-build support service enabling homeowners to contribute their own labor (Muskelhypothek) with professional guidance from trained Vorführmeister demonstration masters, achieving savings exceeding 100,000 EUR compared to turnkey construction.
• Franchise Partnership (Franchisesystem) Franchise offering for construction companies and building firms to operate as regional Ytong Bausatzhaus partners with exclusive territorial rights, brand usage, marketing support, access to 250+ house designs, group purchasing agreements, training academy access, and CRM platform.
• Ytong Porenbeton (Aerated Concrete Material) Autoclaved aerated concrete building material composed of lime, sand, cement, and water with millions of air pores. Offers high thermal insulation, dimensional accuracy, breathability, fire resistance (Class A), and enables thin-bed mortar construction with 1-2mm joints.
• Silka Kalksandstein Lime-sandstone product complementing Ytong, used for special requirements in statics and sound insulation within the Ytong Bausatzhaus system.
• Multipor Mineraldämmplatten Mineral insulation boards from Xella used as energy-saving solutions for new construction and modernization including interior, ceiling, and roof insulation, plus external thermal insulation composite systems (ETICS).
• Versicherung (Construction Insurance) Insurance services to protect against risks during and after construction of the customer's home.

Quantifiable outcome

• Savings of 60,000 to over 100,000 EUR through self-building labor compared to turnkey construction
• +4 more outcomes

Named customers4 records

Segments3 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Five partnerships are on record, tiered core and major.

• Xella Group (Xella Deutschland GmbH)coreOthersParent company of Ytong Bausatzhaus GmbH. Xella is a leading global building materials manufacturer with brands including Ytong, Silka, and Multipor. The parent company provides brand backing, R&D support, and strategic direction for the Ytong Bausatzhaus franchise system.
• Ytong Bausatzhaus Bemusterung (Customization Center)coreStrategic or Co-development PartnerCentralized customization center in Heinsberg where customers select finishing materials including sanitary ware, tiles, parquet, laminate, interior doors, wall coverings, and windows from partner brands. Includes complimentary hotel accommodation for visiting customers.
• System Suppliers (Ytong, Silka, Multipor)coreTechnology or IntegrationCore product brands from Xella Group: Ytong (aerated concrete), Silka (lime sand brick for statics and soundproofing), and Multipor (mineral insulation boards for interior, ceiling, roof insulation and ETICS). Products tested for self-building compatibility.
• Construction Material Brand PartnersmajorChannel Partner/ Reseller/ Distributor25 top brands in building materials including: Alsecco (facade systems), BayWa (building materials), Braas (roofing), Bosch (heating/air conditioning), Brömse (building hardware), Contec (construction chemistry), Erlus (roof tiles), HM-MODUL (prefabricated elements), Inventer (ventilation), Knauf (drywall systems), Lohrelement (lintels), Memodo (electrical), Morosch (construction), Na-Log (logistics), Nelskamp (roof tiles), Plewa (roofing), Remmers (construction protection), Roto (roof windows), Stadler Treppen (stairs), Stair Group (stairs), Stark Deutschland (building materials wholesale), Panasonic (HVAC), TMP (construction), Ursa (insulation), Vaillant (heating), Velux (roof windows), Viessmann (heating). Purchasing agreements enable favorable pricing for franchise partners.
• Regional Franchise PartnerscoreChannel Partner/ Reseller/ Distributor60+ independent construction companies and building firms operating as Ytong Bausatzhaus franchise partners in Germany and Austria. Partners receive territorial licenses, use of the Ytong Bausatzhaus brand, marketing support, access to 250+ house designs, purchasing agreements, training academy access, and CRM platform. Partners remain entrepreneurially independent in their business decisions.

Scale indicators8 records

Recent moves6 records

Expansion highlights6 records

Direct peers

• Town & Country Haus: Germany's largest franchise-based kit house (Bausatzhaus) provider with a similar regional partner model selling self-build and turnkey single-family homes. Directly comparable in product category, target customer, and distribution model.
• Allkauf Haus: German kit home provider specializing in solid construction with significant Eigenleistung (self-build) component. Competes head-to-head with Ytong Bausatzhaus on price-sensitive self-build single-family home segment.
• Massa Haus: German Bausatzhaus provider focused on self-build solid homes with partner-led regional distribution. Directly comparable franchise-like structure and self-build value proposition.
• Living Haus (Living Fertighaus): German prefab home brand targeting first-time buyers with kit-like and turnkey offerings. Directly comparable target customer and product positioning.

Broad incumbents

• Bien-Zenker: One of Germany's largest prefabricated home manufacturers (Fertighaus), part of the Bien-House group. Competes in single-family prefab segment with broader product portfolio and larger marketing budget.
• WeberHaus: German prefab home manufacturer emphasizing energy-efficient and timber-based construction. Competes for the same self-build-conscious, sustainability-oriented German homeowner demographic.
• SchwörerHaus: Established German Fertighaus manufacturer with prefab timber and hybrid systems. Competes in the German prefab single-family home market with similar energy-efficiency positioning.
• FingerHaus: German family-owned prefab home builder with multiple showrooms across Germany. Competes in single-family Fertighaus segment with strong regional presence and similar energy-efficiency branding.
• Hanse Haus: German prefab home manufacturer offering solid and timber-framed houses. Competes across the German single-family home segment with overlapping customer demographic.
• Kampa: German prefab home manufacturer known for energy-efficient and Plus-Energy houses. Competes for the same sustainability-conscious self-build and turnkey home buyer in Germany.

Market position

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/channel/UCAXCkPqPJnX8fhg_I4fPTuA
• Facebookfacebook.com/YtongBausatzhaus
• LinkedInlinkedin.com/company/ytong-bausatzhaus-gmbh
• Instagraminstagram.com/ytongbausatzhaus
• Pinterestpinterest.de/ytongbausatzhaus

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

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 ytong bausatzhaus gmbh