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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,823 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureBuilding ConstructionSt. GallenRhomberg Bau AG
Rhomberg Bau AG Logo
Verified· 4 sources

Rhomberg Bau AG

Summary

About the company

The company is active in the field of timber construction and offers solutions for building construction and infrastructure. It develops and implements sustainable projects, products and services, with a focus on ecological, social and economic sustainability.

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Offering

Products & services

Industry:Building ConstructionBuilding Maintenance
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Civil Engineering
General Contractors
✓ Offered11
General and total contractor
Turnkey construction for residential construction, industrial and commercial construction, hotel construction, as well as planning and execution from a single source.
Building construction
Residential construction, commercial and industrial building, exterior and forecourt design, high-rise construction sites and smaller construction tasks in building construction.
Civil engineering
Earthworks and foundation engineering, asphalt surfacing and concreting works as well as paving works for construction projects and developments.
Conversion and renovation
Conversion, renovation and refurbishment of existing buildings, residential complexes, commercial properties and private construction projects, including grant advisory.
Real estate and site development
Site search, real estate valuation and analysis, project development for residential and commercial use, as well as construction and project management.
Reviews

Aggregated rating

Aggregated rating
2.8
of 5

Aggregated from 9 reviews across all connected sources

Sources
GGoogle2.89
★TrustpilotSoon
PProvenExpertSoon

Further sources are added continuously and factored into the ranQ Rating.

Press

Media

July 1, 2026Media
Amriswiler Bushof nimmt Form an: Inbetriebnahme im September
thurgauerzeitung.ch
December 16, 2021Media
Amriswil erhält eine neue Skyline. Die alte Post bleibt stehen.
tagblatt.ch

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Location

Feldlistrasse 2
9000 St. Gallen
Opening hours
Mon
08:00 - 12:00, 13:30 - 16:00
Tue
08:00 - 12:00, 13:30 - 16:00
Wed
08:00 - 12:00, 13:30 - 16:00
Thu
08:00 - 12:00, 13:30 - 16:00
Fri
08:00 - 12:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-112.398.997
Founded
2005 · 21 years
Last commercial register change
February 16, 2026
Employees
More than 500

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