What Friedrich Wassermann Bauunternehmung does

Friedrich Wassermann Bauunternehmung is a family-owned German construction company headquartered in Cologne, founded in 1906 and now in its 120th year of operation. The firm delivers both Hochbau (above-ground building construction) and Tiefbau (underground and civil engineering) services, employing more than 80 people. Its principal technical differentiator is the proprietary "Kölner Stollen" shotcrete tunneling method — an in-house technique optimized for Cologne's geologically and archaeologically sensitive soils that has been deployed under sensitive structures including hospital facilities. The firm is controlled by the Bausinger family, with Anton Bausinger serving as managing director (geschäftsführender Gesellschafter); it has no disclosed external institutional investors or private-equity backing.

The service portfolio spans turnkey construction (Schlüsselfertigbau), canal and sewer construction, district-heating and industrial pipeline construction, and in-house real estate project development through subsidiary Friedrich Wassermann Projektentwicklung GmbH. Revenue is generated through project-based contracts: competitive public tenders for municipal and infrastructure work, and direct negotiation with private developers and industrial clients. Notable completed projects include the pioneering Clarenbachplatz 1 development (67 apartments built over active Deutsche Bahn railway tracks, ICONIC AWARD Best of Best 2022), Gesamtschule Wasseramselweg (DGNB Platinum certified school, handed over 2024-05), Rheinische Musikschule Köln (KfW-40 efficiency standard, completed 2024-11), and The Crown Düsseldorf (56,700 m² mixed-use conversion delivered in ARGE with Hans Lamers). The firm is formally recognized by Bauindustrieverband Nordrhein-Westfalen as a 120-year member (honored 2026-07).

Operationally, Friedrich Wassermann pursues a regional specialist strategy anchored in Cologne and the broader North Rhine-Westphalia market, with selective consortium-led expansion into Düsseldorf. Customer relationships are long-tenured — the City of Cologne and HIBA Grundbesitz are repeat counterparties across multiple mandates — and the firm increasingly combines construction delivery with developer-side project origination through its Projektentwicklung subsidiary, evidenced by the 2026 launch of the EHRENWERT 823 residential development on Fröbelstraße in Cologne-Braunsfeld.

Name

Friedrich Wassermann Bauunternehmung

Legal name

Friedrich Wassermann Bauunternehmung für Hoch- & Tiefbauten GmbH & Co. KG

Website

https://friedrich-wassermann.de

Company type

Private

Founded year

1906

Operating status

Operating

Headcount range

1–10 employees

Short description

Family-owned Cologne construction firm founded in 1906, employing 80+ staff to deliver above-ground and underground construction including the proprietary "Kölner Stollen" tunneling method, serving public-sector, developer, and industrial clients across the NRW region.

Ownership category

akta.pro rank

Product category

Construction Services

NAICS

Nonresidential Building Construction (2362), New Multifamily Housing Construction (except For-Sale Builders) (236116), Other Heavy and Civil Engineering Construction (237990)

SIC

General Bldg Contractors - Residential Bldgs (1520), General Bldg Contractors - Nonresidential Bldgs (1540), Heavy Construction Other Than Bldg Const - Contractors (1600)

akta.pro primary industry

Design-Build / EPC General Contracting (IMAFAAAD)

Keywords

• Commercial construction services
• Civil engineering services
• Tunnel construction services
• Canal construction services
• General contracting construction

Headquarters

HQ city

Köln (Cologne)

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Supply Chain, Operations, Infrastructure

Revenue model

1. General Construction and Civil Engineering: Revenue is generated through construction contracts for Hochbau (above-ground: residential, commercial, industrial buildings) and Tiefbau (underground: canal, pipeline, tunnel construction), as both general contractor and as part of ARGE joint ventures. Projects range from public infrastructure to private residential developments. Revenue is project-based and contract-driven, typical of construction firms.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels6 records

Core offering

Friedrich Wassermann is a medium-sized, family-owned construction company that delivers both above-ground construction (Hochbau) for residential, commercial, industrial, and educational buildings, and underground civil engineering (Tiefbau) covering canal construction, pipeline engineering, and specialized tunnel construction. The firm operates as general contractor (including via ARGE joint ventures) and runs its own real estate project development arm (Friedrich Wassermann Projektentwicklung GmbH).

Product overview

Friedrich Wassermann Bauunternehmung is a medium-sized family-owned construction company with over 120 years of experience, operating as a unified portfolio of construction services rather than a platform-plus-modules architecture. The company operates two core divisions: Hochbau (above-ground construction) for commercial, industrial, and residential buildings including turnkey delivery (Schlüsselfertigbau), and Tiefbau (civil engineering) encompassing specialized underground work including Kanalbau (sewer/canal construction), Stollenbau (tunnel construction), Spritzbetonbau (shotcrete construction), and Rohrleitungsbau (pipeline construction). The company also conducts in-house project development through Friedrich Wassermann Projektentwicklung GmbH. Notable completed projects include Clarenbachplatz (pioneering railway-overbuild with ICONIC AWARD), Gesamtschule Wasseramselweg (DGNB Platinum school), Rheinische Musikschule Köln (KfW-40 music school), The Crown Düsseldorf (mixed-use Kaufhof conversion), and Snake interim school building. Current projects include Haus Adelheid social facility and EHRENWERT 823 residential development. The company employs over 80 people and serves clients in Cologne and the surrounding region.

Differentiator

Problem solved

Functional benefit

Products and services

• Hochbau (Above-Ground Construction) Construction services for commercial, industrial, institutional, and residential buildings, covering both shell construction and complete turnkey delivery (Schlüsselfertigbau). Suited to demanding architectural projects combined with solid, functional construction methods and innovative technologies, targeting public sector municipalities and private developers in the Cologne region.
• Tiefbau (Underground Civil Engineering) Specialized underground construction services including canal construction, tunnel construction, shotcrete construction, and pipeline construction, performed by highly qualified miners with specialized equipment. Sub-services: Kanalbau (sewer/canal construction), Stollenbau (tunnel construction with the Kölner Stollen method), Spritzbetonbau (shotcrete construction), and Rohrleitungsbau (pipeline construction).
• Schlüsselfertigbau (Turnkey Construction) Complete construction services from planning to handover as general contractor for complex building projects, delivered under one contract on a turnkey basis.
• Projektentwicklung (Project Development) In-house real estate project development through the wholly-owned subsidiary Friedrich Wassermann Projektentwicklung GmbH, creating residential and commercial developments including the company's own real estate projects (such as the Wohn- und Geschäftsgebäude Fröbelstraße concept).
• Sanierung und Revitalisierung (Renovation and Revitalization) Building renovation and revitalization services that modernize existing structures while maintaining functionality and economic viability, drawing on the firm's long-term expertise.

Quantifiable outcome

• Delivered 67 Eigentumswohnungen (apartments) and ~540 m² commercial space in the pioneering Clarenbachplatz project – the only building project over active railway tracks in Europe. Recognized with ICONIC AWARD Best of Best.
• +2 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

Feature2 records

Partnerships

Seven partnerships are on record, tiered core and minor.

• Goldbeck GmbHcoreStrategic or Co-development PartnerFriedrich Wassermann collaborates with Goldbeck GmbH as a joint project partner on major construction projects. Most notably, Goldbeck served as the general contractor for the Gesamtschule Wasseramselweg project in Köln-Vogelsang, with Friedrich Wassermann contributing to the construction. The two companies also partnered on the Mehrfach-Sporthalle for the same school campus.
• WvM Immobilien + Projektentwicklung GmbHcoreStrategic or Co-development PartnerWvM Immobilien is Friedrich Wassermann's joint venture partner for the Clarenbachplatz project. Together they formed Clarenbachplatz 460 GmbH & Co. KG as the project developer/owner. This partnership has delivered the pioneering 'Europe's first' residential project over active railway tracks.
• Bauunternehmung Hans Lamers GmbH & Co. KGcoreStrategic or Co-development PartnerHans Lamers served as Friedrich Wassermann's ARGE (Arbeitsgemeinschaft – joint venture) partner for The Crown project in Düsseldorf. The ARGE Berliner Allee 52 combined both companies' capabilities for this large-scale urban redevelopment of the former Kaufhof building.
• Friedrich Wassermann Projektentwicklung GmbHcoreStrategic or Co-development PartnerThe project development arm of the company family. It conceived the planning concept for the Haus Adelheid project (in cooperation with Schulte Architekten) and also developed the Wohn- und Geschäftsgebäude Fröbelstraße project. Friedrich Wassermann Bauunternehmung serves as general contractor for projects developed by this entity.
• HIBA Grundbesitz GmbH & Co. KGminorStrategic or Co-development PartnerInvestor and property owner for multiple projects including the Snake interim school building and the Gesamtschule Wasseramselweg project. Friedrich Wassermann delivered the Snake building as general contractor for HIBA.
• Indigo Invest GruppeminorStrategic or Co-development PartnerCo-investor and property owner with HIBA for the Gesamtschule Wasseramselweg project. Also partnered with Friedrich Wassermann for the Clarenbachplatz project via joint venture structure.
• Stadtentwässerungsbetriebe Köln AöRminorStrategic or Co-development PartnerMunicipal drainage utility of Cologne – a recurring public sector client for Friedrich Wassermann's civil engineering and canal construction projects over many decades. Projects include canal construction, flood protection, and sewer system maintenance.

Scale indicators3 records

Recent moves5 records

Expansion highlights4 records

Direct peers

• Goldbeck GmbH: German family-owned construction firm specializing in turnkey commercial, industrial, and public building construction. Direct peer — Goldbeck served as Friedrich Wassermann's general contractor partner on the Gesamtschule Wasseramselweg school project, with both firms collaborating as core strategic partners.
• Bremer AG: German family-owned turnkey contractor for commercial, industrial, and residential buildings. Comparable mid-sized German construction firm with similar turnkey delivery model and customer segment.
• Leonhard Weiss GmbH & Co. KG: Mid-sized German construction company operating in Hochbau, Tiefbau, and road construction across Germany. Comparable as a family-owned multi-disciplinary construction firm with similar mix of general contracting and specialized civil engineering.
• Bauunternehmung Hans Lamers GmbH & Co. KG: Cologne/NRW-based construction firm operating in Hochbau and Tiefbau. Direct peer and ARGE joint venture partner with Friedrich Wassermann on The Crown Düsseldorf project — comparable regional mid-market contractor.
• Köster GmbH: German general contractor delivering commercial, industrial, and public sector projects nationwide. Comparable mid-sized German construction firm with turnkey project delivery model.
• WvM Immobilien + Projektentwicklung GmbH: Cologne-based real estate project developer and JV partner with Friedrich Wassermann on the Clarenbachplatz pioneering project. Directly comparable as a Cologne-area developer-constructor partnership.

Broad incumbents

• Zech Group SE: Larger German construction group with real estate development, building construction, and civil engineering divisions. Comparable as a broader German construction incumbent with similar Hochbau/Tiefbau mix but at significantly larger scale.
• Max Bögl Stiftung & Co. KG: Major German construction company with Hochbau, Tiefbau, and specialized civil engineering. Comparable as a larger German general contractor with proprietary tunneling and civil engineering capabilities.

Others

• Stadtentwässerungsbetriebe Köln AöR: Cologne municipal drainage utility — a long-tenured recurring client of Friedrich Wassermann on canal and tunnel projects. Included as a key counterpart/ecosystem participant in the firm's core Tiefbau segment rather than as a competitor.

Regional players

• Karl Bach GmbH & Co. KG: German family-owned construction firm operating across Hochbau, Tiefbau, and project development. Comparable mid-sized German contractor with similar integrated project development model.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xxing.com/pages/friedrichwassermannbauunternehmungfurhoch-tiefbautengmbh-co-kg
• Facebookfacebook.com/Friedrich-Wassermann-246371397264202
• LinkedInlinkedin.com/company/friedrich-wassermann-bauunternehmung
• Instagraminstagram.com/friedrichwassermann

Compliance7 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles3 records

Subsidiaries2 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 Friedrich Wassermann Bauunternehmung