Civil works in
Gossau SG
7 companies in Civil works based in Gossau SG — name and year of registration from the commercial register. The list below shows them all.
All 7 companies in Gossau SG
HASTAG St. Gallen Bau AG, Zweigniederlassung Gossau
Since 2002 · 21–50 empl.4.7(18)
HASTAG St. Gallen Bau AG, Zweigniederlassung Gossau operates in the construction sector, providing civil engineering and specialist foundation engineering services. Its activities also include geothermal drilling, gravel supply and the proper disposal of construction waste.
Alder-Zani AG
Since 1981 · 11–20 empl.4.2(10)
Alder-Zani AG operates in road and civil engineering. Its work includes road and asphalt construction, utility lines and drainage, infrastructure maintenance, repairs and rehabilitation, as well as paving.
HOLENSTEIN AG, Bauunternehmung
Since 1973 · 11–20 empl.5.0(1)
HOLENSTEIN AG, Bauunternehmung carries out building and civil engineering work, including renovations and extensions. Its services also include skip hire, disposal, truck crane work and transport of construction materials.
Rohner Erdbau AG
Since 2025 · 1–10 empl.
Rohner Erdbau AG offers services for new installations, planting and paving.
Depko AG
Since 2004 · 1–10 empl.
Stybohr GmbH
Since 2007 · 1–10 empl.
Baucon Schweiz AG
Since 2024 · 1–10 empl.
Civil works in Gossau SG
Civil works in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of November 7, 2026
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