OM-Montage A/S

What OM-Montage A/S does

OM-Montage A/S is a Danish construction subcontractor founded in 2017 as a wholly-owned subsidiary of OMMEN A/S, headquartered in Rødekro in the Region of Southern Denmark. The company specializes in the on-site assembly and mounting of prefabricated building elements in concrete, wood, and steel for residential, institutional, and commercial construction projects across Denmark. It is co-owned by three individuals who also serve in operational leadership — Karl-Erik Sams (Operations Director, 30+ years of industry experience), Henrik Sams Lorenzen (Project Manager, 10 years), and Bruno Seixas (Project Manager, civil engineer, 6 years). The broader team is small, approximately 10 to 11 employees spanning management, project management, construction management, project technician, logistics, and field roles.

The company's core services encompass concrete element mounting (wall elements, deck elements, columns, and various beam types including Delta beams, KB beams, and composite beams), wood element mounting, steel element mounting, prefabricated bathroom cabin installation, and sandwich panel assembly. The reference portfolio of 35+ documented projects demonstrates significant technical range, including the 60-meter, 19-story Kolding Sky high-rise with over 2,300 elements assembled, the DKK 448 million Akutsygehus Aabenraa hospital (22,280 m2 new build and 8,482 m2 renovation, with helipad), the 463-apartment Stationsparken Brøndby residential project, the DGNB Platinum-certified Danfoss Lighthouse in Sønderborg, and infrastructure work at Aarhus Airport. Named clients include Nordstern, 5E Byg, KT Erhvervsbyg, H. Skjøde Knudsen, Jungebyg, Danfoss, GLS, and Chr. Johansen.

OM-Montage operates as a specialized subcontractor, securing work through project bids with general contractors and main contractors on a quote-based, project-by-project basis. Revenue is generated through one-time project contracts with enterprise clients; pricing is not publicly disclosed. The company does not have external institutional investment or venture capital ownership, does not disclose financial information publicly, and relies on direct sales relationships and a portfolio-driven marketing approach via its website. Geographic operations remain exclusively domestic within Denmark, with no stated international expansion plans.

Name

OM-Montage A/S

Legal name

OM Montage a/s

Website

https://om-montage.dk

Company type

Private

Founded year

2017

Operating status

Operating

Headcount range

1–10 employees

Short description

OM-Montage A/S is a Danish construction subcontractor founded in 2017 as a subsidiary of OMMEN A/S, specializing in on-site assembly of prefabricated concrete, wood, and steel elements for residential, institutional, and commercial projects across Denmark.

Ownership category

akta.pro rank

Product category

Prefabricated Element Assembly Services

NAICS

Structural Steel and Precast Concrete Contractors (23812)

akta.pro primary industry

Residential Modular & Prefabricated Home Construction (IMAFABAF)

Keywords

• Prefab element assembly
• Concrete element mounting
• Modular construction installation
• Steel element assembly
• Construction subcontracting services

Headquarters

HQ city

Rødekro

HQ country

Denmark

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Supply Chain, Infrastructure

Revenue model

1. Construction Assembly Services: Project-based revenue from assembling prefabricated concrete, wood and steel elements for construction projects. Work is performed as subcontractor to general contractors/main contractors on building projects.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels1 record

Core offering

OM-Montage A/S is a Danish construction subcontractor specializing in the on-site assembly and mounting of prefabricated elements in concrete, wood, and steel. The company serves residential, institutional, and commercial building projects, working as a specialist subcontractor to general contractors for precise placement of wall elements, deck elements, columns, various beam types, prefabricated bathroom cabins, and sandwich elements.

Product overview

OM-Montage A/S is a professional construction company specializing in the mounting and assembly of prefabricated elements in concrete, wood, and steel for residential, institutional, and commercial building projects. Founded in 2017 as a subsidiary of OMMEN A/S, the company offers element mounting as its core service, working with various structural components including wall elements, deck/floor elements, columns, various beam types (Delta beams, KB beams, composite beams), prefabricated bathroom units, and sandwich elements. The company serves as a specialized subcontractor for main contractors across Denmark, handling precise placement and installation of prefabricated construction elements on-site.

Differentiator

Problem solved

Functional benefit

Products and services

• Betonelement-montage (Concrete element assembly) Professional mounting and assembly of prefabricated concrete elements, including wall elements, deck elements, columns, and various beam types (Delta beams, KB beams, composite beams), for residential, institutional, and commercial construction projects in Denmark.
• Træelement-montage (Wood element assembly) Specialized on-site mounting services for prefabricated wooden structural elements used in building construction.
• Stålelement-montage (Steel element assembly) Professional assembly of prefabricated steel structural elements for construction projects, including columns and beams.
• Badekabine-montage (Bathroom cabin assembly) Installation of prefabricated bathroom cabin units that are lifted into position as pre-assembled modules within larger element-assembly construction projects.
• Sandwich-element-montage (Sandwich element assembly) Installation of sandwich panel elements for building envelopes, typically used in industrial and commercial construction such as warehouses and factories.

Named customers13 records

Segments2 records

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

One partnership is on record.

• OMMEN A/ScoreOthers · 1 January 2017Parent company relationship. OM-Montage was founded in 2017 as a subsidiary (datterselskab) of OMMEN A/S, providing element assembly services under the OM-Montage brand while maintaining the mission and values of the parent organization.

Scale indicators3 records

Recent moves6 records

Expansion highlights4 records

Regional players

• Jorton A/S: Danish regional construction contractor active across residential, commercial, and industrial builds in Jutland and beyond; comparable in scale and Danish geographic focus to OM-Montage, though Jorton operates a broader general-contractor service portfolio.
• M.J. Eriksson A/S: Danish infrastructure and building contractor with residential and commercial construction capabilities, executing projects in the same geographies as OM-Montage with overlapping use of prefab construction methods, though at a different end of the construction value chain.
• Enemærke & Petersen a/s: Mid-sized Danish main contractor focused on public and commercial building projects including housing and healthcare, similar in project types to OM-Montage but operating primarily as a general contractor rather than a specialized prefab-element assembly subcontractor.

Broad incumbents

• NCC A/S Denmark: Major Nordic construction company with substantial Danish operations across residential, commercial, and infrastructure; overlaps with OM-Montage in prefab element use and assembly execution for housing and commercial builds, but as a much broader general contractor.
• Skanska A/S Denmark: Global construction group with a Danish affiliate active in residential towers, commercial buildings, hospitals, and infrastructure; comparable to OM-Montage in the types of projects and prefab-based methods employed, though Skanska operates a full general-contractor model.
• MT Højgaard A/S: One of Denmark's largest construction contractors with residential, commercial, institutional, and infrastructure project execution; comparable to OM-Montage on project categories served (hospitals, airports, residential towers) while operating at significantly greater scale across many geographies.
• Per Aarsleff A/S: Major Danish engineering and construction group with precast concrete and ground-engineering capabilities, undertaking large public and commercial projects comparable in scope and geography to OM-Montage's work, though as a much larger multi-discipline general contractor.

Market position

Strengths5 records

Weaknesses6 records

Competitive moat3 records

Key risks14 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/om-montage-a-s

Revenue estimate

Valuation estimate

Number of profiles

Profiles11 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 OM-Montage A/S