Civil Engineering in
Altstätten SG

5 companies in Civil Engineering based in Altstätten SG — name and year of registration from the commercial register. The list below shows them all.

Companies

All 5 companies in Altstätten SG

E. Thurnherr AG, Altstätten Logo

E. Thurnherr AG, Altstätten

Since 1978 · 1–10 empl.

E. Thurnherr AG, Altstätten is a company active in road construction, civil engineering, garden landscaping and transport services. Its services include paving work, excavation, drainage and slope protection, garden projects, snow removal and recycling.

Civil EngineeringRoad constructionCivil engineering worksGarden design
ranQ Trust Score 4.1 out of 5.0, rated High, Rank #1
Hof Gschwend Logo

Hof Gschwend

Since 2021 · 1–10 empl.

Hof Gschwend provides transport, earthmoving, civil engineering and garden maintenance services. Offerings include excavation and pipeline works, garden construction (paths, walls), winter services, and transport of bulk materials and machinery.

Civil EngineeringEarthmoving and Civil EngineeringLandscape Gardening and Garden DesignExternal Works
ranQ Trust Score 3.8 out of 5.0, rated High, Rank #2
Gschwend Garten- und Tiefbau GmbH Logo

Gschwend Garten- und Tiefbau GmbH

Since 2025 · 1–10 empl.

Gschwend Garten- und Tiefbau GmbH provides services in earthworks, civil engineering, gardening and transport. Its activities include excavation work, utility and path construction, garden design, landscaping work, winter services, and the transport of construction and agricultural machinery.

Civil EngineeringEarthworks and civil engineeringGarden design and surrounding area worksWinter maintenance service
ranQ Trust Score 3.6 out of 5.0, rated Solid, Rank #3
SG

Sottolago GmbH

Since 2021 · 1–10 empl.

Building Construction
No score yet
AF

Alpha Fiber KLG

Since 2024 · 1–10 empl.

Civil Engineering
No score yet

Civil Engineering in Altstätten SG

5Civil EngineeringCommercial register (Zefix) · as of October 6, 2026
2021Median year of registrationCommercial register (Zefix) · as of October 6, 2026
314in the Canton of St. GallenCommercial register (Zefix) · as of October 6, 2026
3,396in SwitzerlandCommercial register (Zefix) · as of October 6, 2026
Locations

Civil Engineering in the region

Point size by number of companies per place.

Source: commercial register (Zefix) · as of October 6, 2026