Sustainability starts with our own value creation.

Our own gravel pit, our own recycling yard and our own machinery fleet – each of these elements shortens transport routes, closes material cycles and reduces the use of resources per project. This is established practice in the High Rhine region, long before sustainability became a reporting obligation.

Our Vision.

We aim to bring construction methods and responsibility together in a way that creates solutions built to last. For us, sustainability means thinking impact further ahead – in planning, in execution and in what a project leaves behind over the long term.

Our Mission.

Our mission is to consistently factor sustainability into planning, execution and decision-making. In doing so, we align our actions with durability, resource conservation and solutions that stand the test of time.

RESOURCES IN CIRCULATION
SUSTAINABLE PROCUREMENT
FOUNDATIONS FOR TOMORROW
Luftaufnahme eines Rohstoffabbaus der Klefenz GmbH mit Baggern und Fördertechnik.
Drohnenaufnahme Recyclinghof Ettikon
SUSTAINABILITY IN PRACTICE

Responsibility we put into action every day.

For us, sustainability means taking responsibility across the entire process. With our own gravel pit and recycling facility, we create the basis for short transport routes, efficient processes and the careful use of resources. Materials are reused, material cycles are closed and our work is designed to deliver lasting value.

This is how we combine environmental responsibility, technical precision and economic efficiency.

Sustainability is not a trend. It is a responsibility. With our own gravel pit, recycling facility and ongoing investments in modern technology, we build infrastructure designed to stand the test of time.

Team der Klefenz GmbH auf einer Baustelle mit Arbeitskleidung und Kabeltrommel im Hintergrund.
More About Us
A family-run company since 1961, rooted in the Upper Rhine region – the people behind the certifications and the way we work.
Bauarbeiter in Warnweste auf Baustelle von hinten fotografiert
References
From sleeper replacement during live operations to Digital Rail – selected projects from our portfolio.
Mitarbeiter der Klefenz GmbH vor einer Baumaschine auf dem Betriebsgelände.
Our Services
Eleven trades under one roof – from track construction to civil engineering, cable installation and fibre-optic network expansion.