Homepage | Rhomberg Bau GmbH

Building construction

Civil engineering

General and full-service contractor

Modular construction

Construction support services and small construction works

Conversion & renovation

Real estate and location development

Location search

Analysis & evaluation

Project development – residential

Project development – commercial

Construction & project management

Marketing & finance

Raw materials, construction material and recycling

Demolition and deconstruction

Recycling and Disposal

Rhomberg Energie

The Holistic 360° Potential Approach for Your Building

360° Energy Concepts

Rooftop Photovoltaic Systems

Building-Integrated Photovoltaics

Charging Solutions

Photovoltaic Carport

Energy and Load Management

Real estate consultancy & management

Real estate management

Integrated Planning

DAVID Microliving

Employee Housing

Rhomberg for private customers

The Illwerke Zentrum Montafon building has a wood facade and many windows, next to a green meadow under a clear sky (Norman, Müller).

Your timber construction project in the best hands

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Multi-Storey Residential Construction

Office, Administrative and Commercial Buildings

Care – Nursing and Healthcare Facilities

Daycare Centres and Educational Buildings

Densification & Rooftop Extensions

Serial Thermal Renovation

Current job vacancies

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This is who we are

Rhomberg as an employer

Mission statement

Certificates and awards

Responsibility & commitment

Our Integrated Management System

We build with the bigger picture in mind

We tailor our services to your requirements, your goals and your project. Right from the start.

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Three construction workers in hard hats and vests inspecting a wet concrete rooftop with cranes in the background under a cloudy sky (construction manager, construction site).

We create space for your dreams

As a general contractor, we are your first point of contact. Forward-thinking, sustainable and energy-efficient.

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A group of six diverse professionals laughing during a meeting around a table with laptops and a whiteboard in an office setting.

Full-service provider Construction

We are your construction company: for new builds, conversions and renovations. For residential, industrial and commercial construction.

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Four construction workers in yellow hard hats and Rhomberg Bau shirts reviewing building plans on a concrete structure at a job site (construction site, meeting).

Growing with tradition

Our services

As an economically independent enterprise and member of the international Rhomberg Group, we support our customers as a full-service provider. We offer solutions and services for all phases in the life cycle of public and private buildings.

Construction Raw materials, construction material and recycling Services Real estate and location development Rhomberg for private customers Conversion & renovation Rhomberg Energie Products

A selection of our realized projects

Our references

ÖBB Terminal Wolfurt: Expansion and reconstruction of the freight terminal

Joint-venture ÖBB Terminal Wolfurt

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Aerial view of the Krankenhaus Dornbirn construction site with building foundations, materials, and a large red crane.

Extension and reconstruction hospital, Dornbirn

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Theodor Fries office building in Sulz with modern architecture and illuminated windows at dusk (general renovation, office building).

Office Building Theodor Fries, Sulz

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A modern industrial park, Gewerbepark Otten Hohenems, with a brick chimney, a translucent building, and a Transkona logistics truck (renovate, converting, revitalization, commercial unit).

Business Park Otten, Hohenems

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Bildungshaus Batschuns building with white facade and large windows, situated on a green, grassy hill under a blue sky (general renovation).

Education Centre, Batschuns

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A beige building with a red tiled roof, dormer windows, and ornate gables, facing an empty street with trees (Luger Areal, Dornbirn).

Luger Areal, Dornbirn

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Construction site with multiple concrete columns and large cranes against a clear blue sky at Raststation Hörbranz. Workers are visible on (construction site, cranes, concrete columns)

New-build Service Area Hörbranz

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IZM - Illwerke Zentrum Montafon © Norman A. Müller

IZM “Illwerke Centre Montafon” - Vorarlberg, Austria

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Office Building BTV Memmingen

Office Building BTV Memmingen

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The Explorer Hotel St. Johann i. Tirol, a modern building with green and wood facades, surrounded by a snowy landscape and bare trees (project construction).

Explorer Hotel St. Johann in Tyrol

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LCT One © DarkoTodorovic|Photography|adrok.net

LifeCycle Tower – LCT One - Vorarlberg, Austria

Stay informed about Rhomberg

Hubert Rhomberg (l.) and Ernst Thurnher (r.), Managing Directors of the Rhomberg Group. Image: Rhomberg Group

19.09.2025• Press

Rhomberg Group with Strong Performance

Hubert Rhomberg (l.) und Ernst Thurnher (r.), Geschäftsführer der Rhomberg Holding.

20.09.2024• Press

Annual Press Release Rhomberg Group: Strategic Direction Creates Stability

The new management team of Rhomberg Bau Holding with Christoph Lienhart, Tobias Vonach, Hubert Rhomberg, and Matthias Moosbrugger. Photo Credit: Rhomberg Bau

24.01.2024• Press

"Optimally Positioned"

https://www.rhomberg.com/en

Contact

Rhomberg Bau GmbH
Mariahilfstraße 29
A-6900 Bregenz

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