Vastbau GmbH

What Vastbau GmbH does

Vastbau GmbH is a German real estate project developer and construction company headquartered in Gronau, North Rhine-Westphalia, operating as the wholly-owned German subsidiary of Dutch family-owned Vastbouw BV (Rijssen, Netherlands). Founded in 1992, the company delivers integrated residential development services across the full property lifecycle — from land acquisition and planning through construction to turnkey handover. Its core offerings include project development (Projektentwicklung), residential multi-family housing (Wohnen), social housing (Sozialer Wohnungsbau) funded through ILB subsidies, vacation/hospitality properties (Erholung), and general contractor services (Generalunternehmer) for third-party developers.

The company's technology stack centers on sustainable construction: KfW 40, KfW 40 EE, and KfW 55 efficiency standards, geothermal heating/cooling systems, barrier-free design with elevators, and species protection/environmental measures. Vastbau serves a dual customer base: private residential buyers and investors (B2C direct sales and rentals), and institutional clients including housing associations (Hilfswerk-Siedlung GmbH), church organizations (EKBO), and developers (Vivawest, Waterkant Suites GmbH). The business model combines one-time license revenue from unit sales, professional services fees for general contractor work, and recurring rental income from social housing. Active projects include Bernau-Sonnenallee (117 units), Bernau-Heinersdorfer Straße (104 units), Nauen Phase 3 (106 units, all pre-sold), Wesseling-Rheintal (72 units), Duisburg-Fiskusstraße (15 units), and Börgerende-Waterkant Suites (75 aparthotel suites), totaling more than 500 units across NRW, Berlin-Brandenburg, and Lower Saxony.

Name

Vastbau GmbH

Legal name

Vastbau GmbH

Website

https://vastbau.com

Company type

Private

Founded year

1992

Operating status

Operating

Headcount range

11–50 employees

Short description

Vastbau GmbH is a Gronau-based German subsidiary of Dutch family-owned Vastbouw Group, delivering integrated residential project development, social housing, and general contractor services with a focus on KfW efficiency standards and sustainable construction across NRW, Berlin-Brandenburg, and Lower Saxony.

Ownership category

akta.pro rank

Product category

Residential Real Estate Development

NAICS

New Housing For-Sale Builders (236117), Residential Building Construction (23611)

SIC

General Bldg Contractors - Residential Bldgs (1520)

akta.pro industry

PRIMARYIMAFABAD

Spec Home / Production Homebuilding (Tract & Volume Builders)

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

Keywords

• Residential real estate development
• Social housing construction
• Sustainable building construction
• General contractor services
• Land acquisition development

Headquarters

HQ city

Gronau

HQ country

Germany

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

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

Revenue model

1. Real Estate Development and Sales: Develops residential projects (multi-family houses, social housing, vacation properties) and sells completed units to private buyers and investors. Revenue recognized upon sale of completed units.
2. General Contractor Services: Acts as general contractor (Generalunternehmer) for other developers and project companies, providing construction management, coordination, and turnkey delivery services.
3. Rental Income: Social housing and subsidized residential units rented to qualifying tenants, generating recurring rental income.

Pricing tiers

Go-to-market motion2 records

Distribution channels2 records

Marketing channels6 records

Core offering

Vastbau GmbH is a project developer and construction company that develops, builds, and sells or rents residential, social, and vacation real estate across Germany. Its offering spans the full property development lifecycle, from land acquisition and planning through turnkey construction and handover, plus general contractor services for third-party developers. Projects are delivered to KfW 40, 40 EE, and 55 energy efficiency standards, with geothermal heating and cooling systems and barrier-free design as standard features.

Product overview

Vastbau GmbH operates as a real estate project developer and construction company offering integrated services across the entire property development lifecycle. Their core offering consists of project development services encompassing land acquisition, planning, and execution through key handover, supplemented by general contractor services for third-party developers. The company specializes in residential construction (multi-family houses, row houses, semi-detached houses), social housing, and hospitality/recreation properties. Their portfolio includes both proprietary developments and contracted projects, with a focus on sustainable construction meeting KfW efficiency standards (40, 40EE, 55). Key completed and ongoing projects include Bernau-Sonnenallee (117 units), Bernau-Heinersdorfer Straße (104 units), Nauen Phase 3 (106 units), Wesseling-Rheintal (72 units), Börgerende-Waterkant Suites (75 suites aparthotel), and Duisburg-Fiskusstraße (15 units). The company is a subsidiary of Vastbouw BV (Netherlands) and part of a group with over 500 employees.

Differentiator

Problem solved

Functional benefit

Products and services

• Projektentwicklung (Project Development) Comprehensive project development service covering the entire lifecycle from land acquisition through planning, organization, and execution to key handover, including both small and large residential projects in urban and expansion areas. Aimed at landowners, investors, and institutional partners seeking a single development counterparty.
• Generalunternehmer (General Contractor Services) General contracting services for third-party developers, project companies, and housing associations, providing coordination, construction management, and turnkey delivery from planning through handover. Targets other developers, project SPVs, and institutional housing providers needing turnkey construction execution.
• Sozialer Wohnungsbau (Social Housing Development) Development of affordable housing for social groups through publicly funded construction, supported by programs such as ILB (Investitionsbank des Landes Brandenburg) social housing promotion. Targets housing associations, church organizations, and qualifying tenants holding a Wohnberechtigungsschein (WBS).
• Grundstücksankauf (Land Acquisition Service) Active land purchasing service acquiring suitable sites for future projects in North Rhine-Westphalia, Berlin, Brandenburg, and Lower Saxony, including development projects for social housing, row houses, semi-detached houses, and multi-family buildings. Targets private landowners and sellers of development-ready plots.
• Bernau – Sonnenallee Residential Quarter (117 Units) Residential quarter of five multi-family houses with 117 apartments, funded through ILB social housing promotion, offering 2-5 room apartments from 49-106 m² built to KfW 55 standard. Targets qualifying social housing tenants and private buyers.
• Bernau – Heinersdorfer Straße Residential Project (104 Units) 104 barrier-free apartments distributed across 7,580 m² of living space with elevators, designed for inclusive living with 2-5 room apartments, bicycle parking, and outdoor parking spaces. Developed jointly with Hilfswerk-Siedlung GmbH (HWS), with completion scheduled for summer 2028. Targets private buyers and social housing tenants.
• Nauen Phase 3 – Justus-von-Liebig-Straße (106 Units) Seven multi-family houses with 106 apartments in Nauen, adjacent to existing Vastbau projects at Bauernfeldallee. Proprietary development (Eigenentwicklung) with all 106 units already sold; architecture by MB Planwerk GmbH. Targets private buyers of energy-efficient apartments near Berlin.
• Wesseling – Rheintal Quartier (72 Units) Six multi-family residential buildings in Wesseling city centre with 72 apartments, 12 per building, offering 2-4 room apartments from 61-116 m², built in solid construction to KfW 55 standard with district heating supply. Targets private buyers and renters in the Rhine-Erft region.
• Börgerende – Waterkant Suites Aparthotel (75 Suites) Aparthotel with 75 suites near the Baltic Sea, designed as a combined vacation destination and capital investment, featuring a wellness area, restaurant, and owner suites. Developed with project company Waterkant Suites GmbH; architecture by Planungsgruppe Wöhlk GmbH. Targets vacation property investors seeking a mix of personal use and rental income.
• Duisburg – Fiskusstraße (15 Units) Free-financed new construction project in Duisburg with 15 barrier-free apartments built to KfW 40 EE standard, comprising 6 four-room, 2 three-room, and 7 two-room apartments totaling approximately 1,100 m², with completion expected March 2026 and rental launch announced October 2025. Targets private renters seeking high-efficiency housing.

Quantifiable outcome

• KfW 40 EE standard reduces energy consumption significantly compared to conventional buildings
• +1 more outcomes

Named customers6 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

Feature4 records

Partnerships

Six partnerships are on record, tiered core and minor.

• Hilfswerk-Siedlung GmbH (HWS)coreStrategic or Co-development PartnerLong-term partnership with housing association for social housing development. Joint development of 104 barrier-free apartments in Bernau at Heinersdorfer Straße. Vastbau as development and construction partner for HWS projects.
• EKBO (Evangelische Kirche Berlin-Brandenburg-schlesische Oberlausitz)coreStrategic or Co-development PartnerChurch partner for Bernau housing development project. Collaborative partnership for social housing development in Berlin-Brandenburg region.
• MB Planwerk GmbHminorImplementation/ SI/ Consulting PartnerArchitecture firm from Solingen responsible for building design on multiple projects including Nauen Phase 3 (106 units) and Bernau Heinersdorfer Straße (104 units).
• Planungsgruppe Wöhlk GmbHminorImplementation/ SI/ Consulting PartnerArchitecture firm responsible for design of Waterkant Suites aparthotel project in Börgerende with 75 suites.
• Architekturbüro HensellekminorImplementation/ SI/ Consulting PartnerArchitecture office from Cologne responsible for design of Wesseling Rheintal Quartier project (72 units).
• Vastbouw BVcoreOthersParent company based in Rijssen, Netherlands. Vastbau GmbH is a wholly-owned subsidiary. Vastbouw Group comprises 500+ employees across Netherlands, Germany, and Poland operations.

Scale indicators4 records

Recent moves10 records

Expansion highlights5 records

Direct peers

• Ten Brinke Group: Dutch family-owned construction and project development group with significant German operations, developing and building multi-family residential projects. Comparable profile to Vastbau as a privately held, Netherlands-rooted German residential developer.
• Bien-Zenker AG: German residential homebuilder (part of the Adhans Group) producing prefabricated and solid-construction multi-family and single-family housing for private buyers. Comparable German residential new-build positioning and family/mid-market customer segment.
• Helma Eigenheimbau AG: German-listed residential developer specializing in solid-construction (Massivbau) single-family and multi-family homes for private buyers. Comparable product offering, customer segment, and sustainable construction positioning to Vastbau.
• Instone Real Estate Group AG: German publicly listed residential developer focused on multi-family new build in German metropolitan areas (Berlin, Rhine-Ruhr, Rhine-Main). Directly comparable in product, geographies, and customer segments (private buyers and institutional investors).
• Wüstenrot Haus- und Städtebau GmbH: German residential developer (Wüstenrot Group subsidiary) active in multi-family and subsidized housing development across multiple German states. Comparable focus on affordable, energy-efficient residential construction with institutional partners.
• Bonava AB: Swedish-origin residential developer with a strong German market presence (Berlin, Rhine-Ruhr), developing multi-family housing for sale on similar scale and urban geographies to Vastbau. Closest publicly comparable for project-based multi-family homebuilding in Germany.
• BPD (Bouwfonds Property Development): Leading Dutch residential area developer (Rabobank-owned) with German operations developing residential neighborhoods and multi-family housing. Comparable in project development scale, master-planning capability, and Netherlands-to-Germany expansion model.
• Kondor Wessels Holding B.V. Dutch residential and mixed-use developer with German operations, developing multi-family housing in urban German locations. Comparable as a Dutch-headquartered family/investor-backed competitor developing in the same German markets.
• Volksbau Wohnungsbau GmbH: Regional German residential developer focused on social and subsidized housing in Baden-Württemberg and adjacent areas. Comparable as a smaller private developer addressing Germany's subsidized housing market with multi-family project delivery.

Broad incumbents

• Heijmans N.V. Large publicly listed Dutch construction and development group with German operations across residential development, infrastructure, and non-residential construction. Broader than Vastbau in scope but directly comparable in residential project development in Germany.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/vastbau-gmbh

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 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 Vastbau GmbH