BHK Tief- und Rohrbau GmbH & Co. KG

What BHK Tief- und Rohrbau GmbH & Co. KG does

BHK Tief- und Rohrbau GmbH & Co. KG is a German civil engineering and pipeline construction firm headquartered in Bremen with seven operational branches across four German states (Bremen, Bremerhaven, Hamburg, Herford, Neubrandenburg, Schwerte, Rheda-Wiedenbrück). Founded on November 27, 1990, the company employs more than 240 staff plus 22 apprentices and has been part of the Seier Gruppe, a family-run infrastructure construction group, since 2022. Its core offering is certified pipe construction (Rohrleitungsbau) for district heating, gas, water, and pressure pipelines, supplemented by civil engineering (Tiefbau), cable duct construction (Kabelleitungsbau), house connections (Hausanschluss), and plant construction (Anlagenbau).

The firm's technical differentiation lies in trenchless (no-dig) construction methods including horizontal directional drilling (HDD), pipe bursting (Berstlining), protective pipe pressing (Schutzrohrpressung), and suction excavation (Saugbaggern), complemented by district heating network monitoring with early leak detection. Mandatory industry certifications (GW 301, GW 302, GW 381, FW 601, AMS Bau) and ISO 9001/14001/50001/27001 cover gas, water, district heating, and management systems. The company explicitly prepares for hydrogen-ready pipeline applications as part of Germany's Energiewende.

BHK operates a project-based B2B revenue model, winning work through public tenders and direct negotiation with municipal utilities (e.g., wesernetz Bremen, Hamburg Wasser, enercity Contracting Nord) and infrastructure operators across northern Germany. Field sales are organized regionally through the seven branches, with no e-commerce or reseller channels. Pricing is contract-specific and not publicly disclosed. Revenue is not disclosed; based on headcount and project scope, it is estimated in the €25M–€50M band with low confidence.

Name

BHK Tief- und Rohrbau GmbH & Co. KG

Legal name

BHK Tief- und Rohrbau GmbH & Co. KG

Website

https://bhk-rohrbau.de

Company type

Private

Founded year

1990

Operating status

Operating

Headcount range

1–10 employees

Short description

BHK Tief- und Rohrbau GmbH & Co. KG is a German civil engineering and pipeline construction firm specializing in certified, trenchless pipe laying for gas, water, and district heating networks, serving municipal utilities and infrastructure operators across northern Germany from seven branches.

Ownership category

akta.pro rank

Product category

Civil Engineering & Pipeline Construction Services

NAICS

Oil and Gas Pipeline and Related Structures Construction (237120), Water and Sewer Line and Related Structures Construction (23711), Power and Communication Line and Related Structures Construction (237130), Heavy and Civil Engineering Construction (237)

SIC

Water, Sewer, Pipeline, Comm & Power Line Construction (1623), Heavy Construction Other Than Bldg Const - Contractors (1600)

akta.pro industry

PRIMARYHSAOAKAI

Underground Gas Line Trenching & Sleeving

Home & Personal Services/Plumbing, Electrical & HVAC Services/Gas Line Installation, Inspection & Repair

Keywords

• Trenchless pipeline construction
• District heating installation
• Underground cable laying
• Civil engineering services
• Gas water pipeline construction

Headquarters

HQ city

Neubrandenburg, Mecklenburg-West Pomerania

HQ country

Germany

HQ region

Europe

Offices7 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Infrastructure Construction Projects: BHK earns revenue through project-based contracts for municipal and utility infrastructure clients. Projects include pipeline laying, cable installation, civil engineering, plant construction, and network planning/documentation. Revenue is derived from competitive tendering with public and private utilities across northern Germany. The company operates with stable order volumes and established client relationships, securing long-term workload.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels5 records

Core offering

BHK is a German civil engineering and pipeline construction company specializing in trenchless pipe installation (no-dig methods) for gas, water, district heating, and power cable networks. It provides end-to-end infrastructure construction services from network planning and documentation through civil works, pipe and cable laying, horizontal directional drilling, suction excavation, protective pipe pressing, plant construction, and building connections, primarily serving municipal utilities and public infrastructure operators across northern Germany.

Product overview

BHK Tief- und Rohrbau GmbH & Co. KG is a civil engineering and pipe construction company offering a comprehensive portfolio of infrastructure construction services. The core service offering centers on Rohrleitungsbau (pipe construction) for district heating, gas, water, and pressure pipelines, supplemented by related services including Tiefbau (civil engineering), Kabelleitungsbau (cable duct construction), and Hausanschluss (building connections). Specialized trenchless technologies include Horizontalbohrungen (HDD drilling), Saugbaggern (suction dredging), and Schutzrohrpressungen (protective pipe jacking). Complementary services include Anlagenbau (plant construction) for gas stations and distributor stations, and Netzplanung und Dokumentation (network planning and documentation) with district heating monitoring capabilities. The company operates from seven locations across Germany and is part of the Seier Group, with over 240 employees and over 30 years of experience in infrastructure construction.

Differentiator

Problem solved

Functional benefit

Products and services

• Tiefbau (Civil Engineering) Civil engineering foundation work providing earthwork and surface preparation essential for subsequent pipe and cable laying projects, including specialized civil engineering work.
• Rohrleitungsbau (Pipeline Construction) Core pipe construction service for district heating, gas, water, and pressure pipe systems, certified (GW 301, FW 601) for gas, water, and district heating areas, working with all common pipe materials including steel, PE, PA, PVC, AZ, and GGG (ductile cast iron).
• Kabelleitungsbau (Cable Duct Construction) Power cable and fiber optic installation covering all voltage levels from low voltage to high voltage, including cable distribution cabinets, transformer stations, and splice installations.
• Hausanschluss (Building Connections) Building connections for water, gas, district heating, telephone and cable services, including multi-utility house entries and certified district heating house connection installations.
• Saugbaggern (Suction Excavation) Suction dredging technique for environmentally gentle soil removal in sensitive or hard-to-reach areas, using air lance for hard substrates; applicable for pipe and cable work, urban development, and vegetation areas with material reused on-site or recycled.
• Horizontalbohrungen (HDD Horizontal Directional Drilling) Trenchless pipe installation using HDD technology for crossing obstacles like roads, railways, waterways, and runways without surface damage, executed as a three-phase process (pilot boring, reaming, product pipe pullback); includes earth rocket method.
• Schutzrohrpressungen (Protective Pipe Pressing) Steel casing pipe pushed through soil without soil displacement for short-distance trenchless installations, particularly for road and railway crossings where no excavation or settlement is permitted; secures acceptance from authorities and infrastructure operators.
• Anlagenbau (Plant Construction) Complete plant construction for gas, water, and district heating connections including gas station installation, distributor station construction, and complementary systems seamlessly following pipe construction work.
• Netzplanung und Dokumentation (Network Planning and Documentation) Network planning and documentation services including district heating pipeline monitoring with early leak detection, project process documentation, and BIM foundation for customers.

Quantifiable outcome

• 24/7 supply security guaranteed for all completed infrastructure projects
• +3 more outcomes

Named customers4 records

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Five partnerships are on record, tiered core and minor.

• Seier GruppecoreStrategic or Co-development Partner · 1 January 2022BHK became part of the Seier Gruppe in 2022, a family-run industrial group with over 100 years of history focused on infrastructure construction. The integration provided increased workplace safety, benefits for employees, and secured BHK's future economic growth. BHK is an essential part of this corporate group, contributing to its overall success. The group operates across multiple specialized infrastructure construction companies.
• wesernetz Bremen GmbHcoreStrategic or Co-development Partnerwesernetz Bremen GmbH is the municipal utility for Bremen/Bremerhaven, responsible for energy and water networks. BHK has been awarded multiple contracts for district heating expansion, water pipeline renewal, and sports facility infrastructure. Projects include district heating expansion in Bremerhaven (since April 2025) and water/energy supply for sports facilities near Weserstadion (since November 2024).
• Hamburg WassercoreStrategic or Co-development PartnerHamburg Wasser (Hamburg water utility) awarded BHK a contract to renew a drinking water pipeline at Köhlbrandbrücke/Roßdamm, replacing a 1957 cast iron pipe DN 600. This project demonstrates BHK's capability in technically demanding urban infrastructure renewal.
• enercity Contracting Nord GmbHcoreStrategic or Co-development Partnerenercity Contracting Nord GmbH awarded BHK the district heating network expansion project in Hamburg Rothenburgsort (Marckmannstraße and Rothenburgstraße), with ~1,000 meters of new pipeline DN 32–DN 200, starting April 2026.
• ARGE lebenslang Grün-WeißminorStrategic or Co-development PartnerARGE (Arbeitsgemeinschaft) 'lebenslang Grün-Weiß' is a construction joint venture for the modernization of sports facilities near the Weserstadion in Bremen. BHK cooperates closely with this partner for the energy and water infrastructure work, coordinating closely with the project schedule of local football clubs.

Scale indicators6 records

Recent moves11 records

Expansion highlights5 records

Direct peers

• Josef Pfafflinger Bauunternehmung GmbH: Mid-sized German construction company specialized in pipeline construction and civil engineering, with comparable service portfolio and target customer base in German municipal utility infrastructure. Direct competitive peer in the regional infrastructure contracting market.
• Friedrich Vorwerk Group SE: German publicly listed specialist in pipeline and infrastructure construction, with comparable service portfolio across gas, water, district heating, and hydrogen-ready pipelines. Directly comparable business model and target customer base (municipal utilities and energy operators) to BHK, though at substantially larger scale.
• PPS Pipeline Systems GmbH: German specialist contractor focused on pipeline construction for gas, water, and district heating with comparable trenchless capabilities. Serves similar municipal utility clients and competes for the same German infrastructure tenders as BHK.
• Kuhlmann Leitungsbau GmbH & Co. KG: Sister company within Seier Gruppe offering highly comparable pipeline and cable construction services. Shares certifications and group-level resources with BHK and targets the same municipal utility and industrial customer segments across Germany.
• Wähler GmbH: Another sister company within Seier Gruppe focused on infrastructure construction including pipeline and civil engineering work. Operates in adjacent German regions with overlapping service offerings, certification base, and customer profile as BHK.

Broad incumbents

• HABAU GmbH: Austrian-headquartered infrastructure construction group with German operations in pipeline and civil engineering. Serves similar municipal utility and energy customers and competes for cross-border German infrastructure tenders relevant to BHK.
• Leonhard Weiss GmbH & Co. KG: Large established German family-run construction firm with broad infrastructure portfolio including road, rail, and utility construction. Overlaps with BHK in pipeline and civil engineering segments but operates at significantly larger scale with broader geographic reach.
• Ed. Züblin AG: Major German construction company (Strabag subsidiary) with broad infrastructure and civil engineering capabilities. Competes for large-scale municipal and utility infrastructure projects, including pipeline-adjacent civil works, across Germany.
• Max Bögl Bauservice GmbH & Co. KG: Large German construction company with broad infrastructure portfolio including civil engineering and utility construction. Competes with BHK for selected infrastructure tenders while operating at substantially larger scale and broader scope.
• STRABAG AG: One of Europe's largest construction groups with extensive infrastructure construction capabilities including pipeline work. While not specialized like BHK, STRABAG competes for major municipal and utility contracts across Germany and represents the broad-incumbent competitive threat.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights7 records

Customer concentration

• Xtwitter.com/bhkrohrbau
• Instagraminstagram.com/bhkrohrbau
• LinkedInlinkedin.com/company/bhk-tief-und-rohrbau-gmbh-co-kg

Compliance9 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 BHK Tief- und Rohrbau GmbH & Co. KG