BuM Beton- Und Monierbau GmbH

What BuM Beton- Und Monierbau GmbH does

BuM Beton- und Monierbau GmbH is a privately held German construction and mining services firm headquartered in Herten, North Rhine-Westphalia. The company operates with a small team of approximately 10 employees and is structured as a GmbH & Co. KG. Its core service offering spans four technically demanding disciplines: securing cavities in mining operations, special civil engineering, infrastructure reconstruction, and decommissioning work.

The company's primary technical differentiator is the proprietary BULLFLEX® textile formwork system, a specialized construction method used in mining and infrastructure applications. This system, combined with the firm's certification-bearing expertise in heritage and infrastructure reconstruction, positions BuM as a niche specialist rather than a general contractor. The business model is project-based, with revenue generated through discrete engineering and construction contracts for government, public infrastructure authorities, and heritage site operators. Customer segments include public-sector infrastructure projects, listed heritage sites, and decommissioning mandates, typically awarded through German procurement frameworks where certified specialist credentials are a prerequisite.

Given the limited headcount and project-based contract structure, the business operates on a relatively low fixed-cost base but is exposed to lumpy revenue tied to the timing of public-sector tender wins. No digital platform, recurring SaaS component, or technology licensing model is implied by the input — the offering is predominantly service-delivery and construction-execution oriented.

Name

BuM Beton- Und Monierbau GmbH

Legal name

BuM Beton- und Monierbau GmbH & Co. KG

Website

https://bumherten.de

Company type

Private

Operating status

Operating

Headcount range

1–10 employees

Short description

BuM Beton- und Monierbau GmbH is a privately held German construction and mining services firm headquartered in Herten, North Rhine-Westphalia, specializing in mining cavity securing, special civil engineering, infrastructure reconstruction, and decommissioning for government, heritage, and infrastructure clients.

Ownership category

akta.pro rank

Product category

Specialized mining and civil engineering construction services

NAICS

Support Activities for Mining (2131)

akta.pro primary industry

Mine Construction & Development Contracting (Shaft Sinking, Tunneling, Pre-Strip, Civil Works) (IMAKAKAG)

Keywords

• Mining cavity securing
• Special civil engineering
• Tunnel rehabilitation
• Power plant decommissioning
• Textile formwork systems

Headquarters

HQ city

Herten

HQ country

Germany

HQ region

Europe

Offices2 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Construction and Mining Services: Project-based construction and mining services including securing and plugging works for mines, special civil engineering projects, infrastructure reconstruction, and decommissioning services. Revenue is generated through project contracts with industry customers, private clients, and public clients.
2. BULLFLEX® Products: Sale of proprietary BULLFLEX® textile formwork products including pillars, reinforcement hoses, sleeve hoses, O-ring seals, and special products. Products can be supplied to customers planning their own projects.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

BuM Beton- und Monierbau GmbH delivers project-based construction and mining services — including securing and plugging of active and abandoned mines, special civil engineering, infrastructure reconstruction, tunnel and gallery construction, rock and slope stabilization, and decommissioning of conventional and nuclear power plants — to industry customers, private clients, and public-sector clients. The company also manufactures and sells its proprietary BULLFLEX® textile formwork system and related sub-products (pillars, sleeve hoses, reinforcement hoses, O-ring seals, and special products) used worldwide for load-bearing support, sealing, and underpinning applications in mining, tunneling, and civil engineering.

Product overview

BuM Beton- und Monierbau GmbH is an international, mid-sized construction and mining company offering specialized services and products. The company operates six main service categories: Mining Technology (exploration, securing and rehabilitation of mining cavities, core drillings), Special Civil Engineering (micro piles, anchor systems, pit securing), Rock Stabilization (slope stabilization, rock fall protection), Civil Engineering (gallery/tunnel construction, retaining walls, concrete rehabilitation), Ground Engineering (commercial construction, project management), and Decommissioning (power plant decommissioning, nuclear waste repository securing). The core in-house branded product is BULLFLEX®, a textile formwork system available in five sub-product lines: BULLFLEX®-Pillars for load-bearing support, BULLFLEX®-Sleeve Hoses for bored pile replacement, BULLFLEX®-Reinforcement Hoses for mining support, BULLFLEX®-O-Ring-Seals for shaft sealing, and BULLFLEX®-Special Products for custom applications. All BULLFLEX® products can be installed both above and under water.

Differentiator

Problem solved

Functional benefit

Brands

• BULLFLEX®: BULLFLEX® is a registered trademark and in-house product of BuM Beton- und Monierbau GmbH, based in Herten, Germany. It is a textile formwork system used worldwide in construction, mining, tunnelling, and special civil engineering applications. The product serves as a sealing system, immediate load-bearing component, settlement-free underpinning, and lifting and gap closure bag.

Products and services

• Mining Technology Services
• Special Civil Engineering Services
• Rock Stabilization Services
• Civil Engineering Services
• Ground Engineering Services
• Decommissioning Services
• BULLFLEX®

Quantifiable outcome

• Pillar diameter from 28 to 160 cm available for BULLFLEX® pillars
• +1 more outcomes

Named customers8 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

Feature6 records

Scale indicators1 record

Broad incumbents

• Implenia AG: Swiss-headquartered construction services group with significant German tunneling and civil engineering operations. Comparable in gallery/tunnel construction and infrastructure rehabilitation.
• Bilfinger SE: German industrial services and engineering group active in power plant decommissioning and heavy industrial projects. Comparable to BuM's conventional and nuclear decommissioning capability.
• BAUER AG: German specialist foundation engineering group with global operations covering bored piles, anchors, and ground engineering. Comparable in micro/small bored piles, anchor retaining systems, and pit securing.
• Hochtief AG: One of Germany's largest construction groups, active in tunneling, civil engineering, and infrastructure. Overlaps with BuM on tunnel construction and large infrastructure projects.
• STRABAG AG: Austrian-headquartered construction group with substantial German tunneling, civil engineering, and special foundation operations. Comparable to BuM in tunneling and special civil engineering.

Direct peers

• Deilmann-Haniel GmbH: German mining services contractor specializing in shaft sinking, mine construction, and underground civil engineering. Direct comparable to BuM's mining-technology and shaft/cavity securing services within the Ruhr region.
• Wayss & Freytag Ingenieurbau AG: German specialist tunneling and foundation engineering contractor (now part of Royal BAM / Ed. Züblin). Direct peer for BuM's tunnel construction, NATM works, and underground engineering.
• BeMo Tunnelling GmbH: International tunneling contractor headquartered in Germany offering shotcrete, NATM, and underground construction services. Highly comparable to BuM's gallery construction and tunnel rehabilitation.
• Redpath Deilmann GmbH: Shaft sinking and underground mining services contractor with German operations. Closely comparable to BuM's mine construction, drilling, and securing services.
• Marti Tunnelbau AG: Swiss specialist tunneling contractor with German-speaking market presence. Comparable to BuM in shotcrete, NATM, and underground construction techniques.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat2 records

Key risks5 records

Key highlights5 records

Customer concentration

• LinkedInlinkedin.com/company/bum-beton--und-monierbau-gmbh

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 BuM Beton- Und Monierbau GmbH