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We build and maintain traffic routes, squares and residential streets, as well as supply and waste disposal infrastructure.
Our distinctive range of services is tailored to the specific needs of our customers in terms of function, quality, timing and price.
Our employees are our greatest asset. Through training and development we lead them to a high degree of independence and self-responsibility.
Services
-road construction -Civil engineering -Pavement works -Places -paving works -piping works -Drainage
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Keller-Frei AG
Hertistrasse 11 8304 Wallisellen
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Keller-Frei AG