our services at a glance.

Klefenz covers all services required for modern infrastructure projects from a single source – from track construction and signalling technology to cable and sewer construction through to fibre-optic expansion. This makes us a reliable point of contact for Deutsche Bahn, energy providers and municipalities in the High Rhine region.

What we do

Our Range of Services in Detail.

Let's Build Something Together.

Whether it is a demanding construction project or a professional perspective – Klefenz stands for experience, reliable collaboration and a clear commitment to quality. If you would like to realise a project or become part of our company, we look forward to speaking with you and taking the next step together.

Mitarbeiter in Klefenz Kleidung auf der Baustelle im Einsatz.
Mitarbeiter der Klefenz GmbH vor einer Baumaschine auf dem Betriebsgelände.
Baustellenbesprechung mit drei Fachkräften in Warnkleidung bei der Abstimmung eines Bauprojekts.
Prequalifications
DB-certified partner, ECM-certified under EU Regulation 2019/779 – qualifications that matter in every tender.
Mitarbeiter bedient die Steuerung einer Bohranlage auf der Baustelle.
References
From sleeper replacement during live rail operations to DB Digital Rail – selected projects from our portfolio.
Zwei Mitarbeiter der Klefenz GmbH im Planungsgespräch mit Bauunterlagen im Büro.
Contact
Project inquiry or callback request? Get in touch with us directly – in person, by phone or using the contact form.