Specialized Construction Activities in
Jona
5 companies in Specialized Construction Activities based in Jona — name and year of registration from the commercial register. The list below shows them all.
All 5 companies in Jona
Walo Bertschinger AG Ostschweiz
Since 1972 · 1–10 empl.
Walo Bertschinger AG Ostschweiz is a branch of Walo Bertschinger that provides construction and infrastructure services. Its offerings include road and civil engineering, wall and floor coverings and related construction services.
Walo Bertschinger AG Ostschweiz
Since 1984 · 1–10 empl.
Walo Bertschinger AG Ostschweiz is a construction total contractor providing services including road and civil engineering, water engineering, rail construction, concrete repair and wall and floor coverings.
VAS AG
Since 2010 · 11–20 empl.
The core activity of VAS AG is the development, manufacture and distribution of products for civil engineering and construction, particularly in the fields of geotechnics, formwork technology, prestressing technology and reinforcement technology.
Marty Werks-Korrosionsschutz Jona AG
Since 2025 · 1–10 empl.
Marty Werks-Korrosionsschutz Jona AG operates stationary corrosion protection facilities for steel, concrete and other transportable workpieces. The company carries out surface preparation, blasting work and a range of coating services in its workshops.
Nagy Montagen
Since 2022 · 1–10 empl.
Specialized Construction Activities in Jona
Specialized Construction Activities in the region
Point size by number of companies per place.
Source: commercial register (Zefix) · as of October 6, 2026
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