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© 2026 cohaga AG · All Rights Reserved · St. Gallen, Switzerland · Imprint744,947 companies indexed · Last updated: today
DirectoryConstruction & ArchitectureGeneral ContractorsEgerkingenErne Bau AG
Erne Bau AG Logo
Verified· 4 sources

Erne Bau AG

Summary

About the company

Erne Bau AG is a construction company that operates as a builder and as a general and total contractor, providing main construction services including building construction, civil engineering, renovation, conversion and property maintenance.

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Offering

Products & services

Industry:General ContractorsSite Preparation
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✓ Offered9
General contractor ERNEplus
Complete services for GU and TU projects; consulting, development and planning as well as execution through to handover ready for occupancy for new builds, conversions, renovations and small projects.
Building construction
New builds for industrial, commercial, residential and data-centre projects as well as hydraulic engineering; from executing complex construction projects to modern building construction projects.
Civil engineering
Road construction, infrastructure works and specialised deep excavation for demanding construction projects, including traffic facilities, bypasses, utility line installations and complex undercrossings.
Conversion
Conversion works and complex change-of-use conversions of existing buildings, including demolition, structural interventions and construction sequences in confined conditions.
Bricklaying
Masonry work for renovations and maintenance of existing buildings, in particular on façades and historic structures.
Concrete drilling
Concrete drilling and cutting of concrete for conversions, specialised work and structural interventions in existing structures.
Building protection
Protection and restoration of structures, particularly during renovations and to preserve existing building fabric.
Demolition
Demolition and dismantling works for conversions, renovations and new-build projects, also under tight space conditions and complex construction sequences.
Sustainability in construction
Sustainable construction methods and resource-efficient implementation, for instance through a circular economy and reused excavated material.
Reviews

Aggregated rating

Aggregated rating
4.4
of 5

Aggregated from 31 reviews across all connected sources

Sources
GGoogle4.431
★TrustpilotSoon
PProvenExpertSoon

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

Press

Media

November 21, 2025Media
Wie Erne in Stein Massstäbe für nachhaltiges und wirtschaftliches Bauen setzt.
aargauerzeitung.ch
October 22, 2025Media
Ellaciao: Imagefilm läuft in Kinos im Werbeblock
persoenlich.com
October 2, 2025Media
Neuer Geschäftsführer bei Erne Bau
nfz.ch
October 1, 2025Media
Erne: Bau-Tochter mit neuem Geschäftsführer
immobilienbusiness.ch
January 25, 2025Media
Zukunft Bauen 2025 Branchenpionier Erne Holzbau
nzz.ch
September 12, 2024Media
Zukunftsversprechen -
swiss-architects.com

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Location

Sternengasse 5
4622 Egerkingen
Opening hours
Mon
08:00 - 17:00
Tue
08:00 - 17:00
Wed
08:00 - 17:00
Thu
08:00 - 17:00
Fri
08:00 - 17:00
Sat
Closed
Sun
Closed

At a glance

Legal form
Corporation
UID
CHE-105.774.167
Founded
1983 · 43 years
Last commercial register change
November 26, 2020
Employees
21 to 50

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