Mam-bau Gmbh & Co. Kg

What Mam-bau Gmbh & Co. Kg does

MAM-BAU GmbH & Co. KG is a family-owned infrastructure construction company headquartered in Ibbenbüren, Nordrhein-Westfalen, Germany, founded in 2016. It delivers turnkey civil-engineering and cable-installation services for telecommunications carriers, internet service providers, municipalities, and public utilities, with a focus on FTTx broadband roll-out in North Rhine-Westphalia and surrounding regions within a roughly 300 km radius. Service lines span Erdkabelbau (underground cable construction using Erdrakete/Erdpressung earth-rocket jacking, trenching, and Kabelpflug cable plowing), Breitbandausbau (broadband expansion), Tiefbau (civil engineering, including Leerrohr/Speedpipe laying and excavation), Pflasterarbeiten (surface restoration paving), and Montage (copper and fiber-optic cable installation, splicing, fault localization, blowing, and measurement). The company operates as both a direct-service contractor and a subcontractor to larger telecom carriers on Turn-Key projects.

Revenue is generated through project-based, quote-priced construction contracts (one-time project fees) and subcontracting arrangements (professional services). The customer base spans vertical telecom carriers/ISPs as the primary segment and municipalities/public utilities as a secondary segment, with no named enterprise logos publicly disclosed. A formal subcontractor onboarding channel on the website indicates a build-out of partner crews to support scaling project delivery. Since June 2023, MAM-BAU has operated as part of Circet Deutschland SE, a major European telecom infrastructure services group, while retaining the MAM-BAU brand. The company's operational base expanded in early 2024 with a new office and hall complex (including on-site fitness and football facilities), and headcount grew from 5 employees at founding to over 80 specialists by mid-2023.

Name

Mam-bau Gmbh & Co. Kg

Legal name

MAM-BAU GmbH & Co. KG

Website

https://mam-bau.de

Company type

Private

Founded year

2016

Operating status

Operating

Short description

MAM-BAU GmbH & Co. KG is a family-owned German civil-engineering contractor that delivers turnkey underground cable construction, FTTx broadband expansion, civil works, paving, and fiber/copper installation services for telecommunications carriers, ISPs, and municipalities across a roughly 300 km radius around Ibbenbüren.

Ownership category

akta.pro rank

Product category

Telecommunications Infrastructure Construction

NAICS

Power and Communication Line and Related Structures Construction (237130), Utility System Construction (2371)

SIC

Water, Sewer, Pipeline, Comm & Power Line Construction (1623)

akta.pro primary industry

Underground transmission & distribution cable EPC (civil + cable install) (EUADAKAB)

akta.pro secondary industry

Overhead & Underground Collection System Construction (MV/HV Lines, Duct Banks) (EUAEADAG)

Keywords

• Underground cable construction
• Broadband network expansion
• Fiber optic installation
• Telecom civil engineering
• Surface restoration paving

Headquarters

HQ city

Ibbenbüren

HQ country

Germany

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Infrastructure

Revenue model

1. Infrastructure Construction Services: MAM-BAU generates revenue through project-based construction contracts for telecommunications infrastructure, including earth cable installation, broadband expansion, paving, and civil engineering services. Revenue is earned as one-time service fees per project, with services spanning planning, execution, and handover of fiber optic and cable infrastructure.
2. Subcontracting Services: The company also operates as a subcontractor for larger telecommunications and broadband expansion projects (Turn-Key), providing specialized installation and construction services under main contractor arrangements.

Go-to-market motion2 records

Distribution channels1 record

Marketing channels4 records

Core offering

MAM-BAU provides turn-key underground cable construction (Erdkabelbau), broadband network expansion (Breitbandausbau/FTTx), civil engineering (Tiefbau), paving works (Pflasterarbeiten), and comprehensive cable installation services (Montage) including fiber optic and copper cable splicing, fault localization, and measurement. The company delivers end-to-end project execution from planning and execution through surface restoration and handover, primarily for telecommunications carriers, ISPs, municipalities, and public utilities in Germany.

Product overview

MAM-BAU is a family-owned infrastructure construction company offering integrated broadband expansion and underground cable construction services. The company provides turn-key broadband expansion (Breitbandausbau), underground cable construction (Erdkabelbau), civil engineering (Tiefbau), paving work (Pflasterarbeiten), and comprehensive cable installation services (Montage) including fiber optic and copper cable splicing, fault location, and measurements. The company employs over 80 specialists and operates throughout North Rhine-Westphalia with project sites up to 300 km from their Ibbenbüren headquarters.

Differentiator

Problem solved

Functional benefit

Products and services

• Erdkabelbau (Underground Cable Construction)

Quantifiable outcome

• Grew from 5 employees in 2016 to over 80 by mid-2023, demonstrating consistent growth and scalability.

Named customers1 record

Segments2 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

One partnership is on record.

• Circet Deutschland SEcoreStrategic or Co-development Partner · 1 June 2023In June 2023, MAM-BAU merged with Circet Deutschland SE, becoming part of the Circet group. Circet is a major European provider of telecommunications network services. MAM-BAU operates under the Circet umbrella, as evidenced by references to the Circet Deutschland SE whistleblower reporting portal on the company's contact page. The merger positioned MAM-BAU within a larger telecommunications infrastructure services group, providing expanded resources and market reach.

Scale indicators5 records

Recent moves10 records

Expansion highlights4 records

Broad incumbents

• Köster GmbH: Köster is a broad German construction services firm with civil engineering and underground infrastructure capabilities, comparable to MAM-Bau as a larger incumbent across telecom/utility line construction.
• Leonhard Weiss GmbH & Co. KG: Leonhard Weiss is a large German construction group with dedicated telecom/energy infrastructure divisions (cable laying, civil works, overhead lines), competing with MAM-Bau at scale on telecom infrastructure projects.
• Circet Deutschland SE: Circet Deutschland is MAM-Bau's parent company and a major European provider of telecom network services, operating across fiber rollout, maintenance, and infrastructure services — overlapping with MAM-Bau at the broadest level and now encompassing it.
• STRABAG AG: STRABAG is one of Europe's largest construction groups with significant telecom, energy, and civil infrastructure operations in Germany — overlapping with MAM-Bau's services as a much larger, broader incumbent.

Direct peers

• vitronet GmbH: vitronet is a German specialist contractor for fiber optic and telecommunications network construction, offering civil works, cable laying, and turnkey FTTH deployment — a direct comparable to MAM-Bau's core services.
• GLT - Gesellschaft für Leitungsbau Tiefbau mbH: GLT is a German contractor focused on underground cable installation and civil engineering for telecom and energy networks, directly comparable to MAM-Bau's Erdkabelbau and Tiefbau offerings.
• BHK Tief- und Rohrleitungsbau GmbH & Co. KG: BHK is a German pipeline and underground cable construction specialist with trenchless and conventional laying capabilities, directly comparable to MAM-Bau's trenchless and civil engineering offerings.
• HEITKAMP BauHolding GmbH: Heitkamp is a German civil engineering and infrastructure contractor with cable/pipe laying and underground construction capabilities, comparable to MAM-Bau in service mix and regional project focus.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks6 records

Key highlights6 records

Customer concentration

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 Mam-bau Gmbh & Co. Kg